O and M Cuddalore

Operation and Maintenance of CWSS in Cuddalore,Villupuram and Kallakurichi Districts (24 Nos) under Package - to supply earmarked quantity of water noted against each Package in Cuddalore,Villupuram and Kallakurichi Districts and CWSS to Cuddalore (Mega Phase-I) by carrying out all the necessary works such as pumping, attending to leak and burst, attending to electrical and mechanical repair works, providing disinfection, preventive maintenance of all installations, sump cleaning and deliverance of earmarked quantity of water to the beneficiaries as per schedule and standard operating procedures and as directed by the TWAD Board officers for a period from 01.04.2026 to 31.03.2029. ie 36 months for the year 2026 - 29

For a period from 01.04.2026 to 31.03.2027. ie 12 months for the year 2026 - 27

For a period from 01.04.2027 to 31.03.2028. ie 12 months for the year 2027 - 28

For a period from 01.04.2028 to 31.03.2029. ie 12 months for the year 2028 - 29

Sub Total

Add GST at 18%

Item Rate BoQ

BoQ_Ver4.0

Name of the Bidder/ Bidding Firm / Company :

PRICE SCHEDULE-A1 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)

NUMBER #

CWSS to Gingee Ananthapuram T.P and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.84 MLD =1036.60 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

1.51 LL to 1.75 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Major Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

300mm Sluice Valve

250mm Sluice Valve

200mm Sluice Valve

100mm Sluice Valve

Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

FROM 25 HP HSC PUMPSETS

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to Pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.

Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.

Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings

Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,

Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials

Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine

Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials

Supply and delivery of Driven End and Non Driven End bearings

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the Pump assembly from work shop to Pumping Station.

Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,

FROM 40 HP VERTICAL TURBINE PUMPSETS

Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Electromechanical items to bring back the scheme / components into normal runnign condition as per specification

40 HP VT Pump

Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly

Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.

Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)

Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth(Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset

Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers

Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers

40 HP VT Pump

Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well

Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works

Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van

Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.

Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete

Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van

Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly

Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour charges for Repair and replacement of spares in ATS Starters, MV Panel Board, required cables and allied works includind the cost of ATS Coil / FCMA coil rewinding work and excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB, Contactor and required KVA Capacitor.

Supply and Delivery of LT Aluminium Armoured Cable

3C 25 sq.mm

3C 50 sq.mm

3C 70sq.mm

Supply and Delivery of PVC Insulated and Sheathed 3 Core Flat copper cable

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking

Supply and Delivery of Porcelien Fuse Units

Ammeter

96mm x 96mm - Digital

Voltmeter

96mm x 96mm - Digital

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Oddampattu and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.43 MLD =521.95 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Major Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 5 HP TO 30 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Alapakkam and 21 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity.365 x 0.53 MLD =193.45 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.15 LL to 0.30 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

110mm dia HDPE PN6 pipes

140mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

3 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

5 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

3 HP DOL starter

5 HP DOL starter

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

7.5 HP DOL starter

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Rishivandiyam and 91 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 6.85 MLD =2500.25 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

250mm OD PVC 4 KSC pipes

6 KSC Pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

140mm OD PVC 6 KSC pipes

160mm OD PVC 6 KSC pipes

200mm OD PVC 6 KSC pipes

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

110mm OD HDPE PN 6 pipes

200mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

160mm OD HDPE PN 8 pipes

200mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

150mm OD AC pipes

200mm OD AC pipes

250mm OD AC pipes

Attending Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

PSC Pipes

350mm OD PSC pipes

400mm OD PSC pipes

450mm OD PSC pipes

500mm OD PSC pipes

600mm OD PSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 15.00 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Induction Motor - VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

VT pump sets Supply

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Sundarasapuram 10.0LL

Booster station Keelathalanur -10.00LL

Vengalam-10.00LL

Kplapakkam 0.1LL

G.Ariyur 1.00LL

Aliyapath-0.3LL

Vadathorasalur 0.10LL

Thiyagadurugam 0.30LL

Madur-6.00LL

Emapper-4.00LL

Indhili-2.00LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

150mm Sluice Valve

200mm Sluice Valve

250mm Sluice Valve

300mm Sluice Valve

350mm Sluice Valve

Air Valves

150mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

80mm Gun Metal Gate Valve

100mm Gun Metal Gate Valve

Starter

Attending the Repair works in Auto Tranfsformer Starter from 60.00HP t 100.00 HP

For 60.00 HP- ATS

For 75.00 HP- ATS

For 90.00 & 100 HP- ATS

Attending the Repair works in Auto Tranfsformer Starter from 40.00HP t 50.00 HP

For 40.00 HP- ATS

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

For 12.5 HP

For 15 HP

For 20 HP

For25 HP

Attending the Repair works in DOL Starter

For 5.0 HP-DOL

Attending the Repair works in 11 KV & 22 KV / 433 V Transformer

CWSS to Kallakurichi and 23 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.8 MLD =1022.0 MLD

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

50mm OD GI pipes

65mm OD GI pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

140mm OD HDPE PN 6 pipes

160mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

63mm OD HDPE PN 8 pipes

75mm OD HDPE PN 8 pipes

90mm OD HDPE PN 8 pipes

110mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

300mm OD AC pipes

350mm OD AC pipes

Attending Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

DI K7 CL Pipes

300mm OD DI K7 CL pipes

350mm OD DI K7 CL pipes

Attending Leaks in the CI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

CI Pipes

150mm OD CI pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

Induction Motor - VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

VT pump sets Supply

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Manalurpettai 2.5LL

Madampoondi -0.1LL

Lalapettai-0.10LL

Pasar 1.5LL

Madur-1.5LL

Ram nagar 1.0LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

100mm Sluice Valve

150mm Sluice Valve

200mm Sluice Valve

250mm Sluice Valve

300mm Sluice Valve

Air Valves

150mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

Starter

Attending the Repair works in Auto Tranfsformer Starter from 60.00HP t 100.00 HP

For 75.00 HP- ATS

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

For 12.5 HP

For 20 HP

For25 HP

Attending the Repair works in DOL Starter

For 5.0 HP-DOL

CWSS to Thagadi and 8 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.66 MLD =240.90 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

65mm OD GI pipes

80mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

63mm OD HDPE PN 6 pipes

75mm OD HDPE PN 6 pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

Attending Leaks in the CI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

CI Pipes

150mm OD CI pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Thagadi 1.0LL

Edaiyur-1.5 LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

Air Valves

80mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

Starter

Attending the Repair works in Star Delta Starter

For 10 HP

For 12.5 HP

For 15 HP

CWSS to Mudiyanur and 8 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x0.55 MLD =200.75 MLD

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

80mm OD GI pipes

100mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

63mm OD HDPE PN 6 pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

63mm OD HDPE PN 8 pipes

75mm OD HDPE PN 8 pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 3.00 HP

For 7.50 HP

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Mudiyanur 0.3LL

Booster station T.Keeranur -0.3 LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

Air Valves

80mm Sluice Valve

100mm Sluice Valve

Gun Metal Gate Valves

80mm Gun Metal Gate Valve

100mm Gun Metal Gate Valve

Starter

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

CWSS to Mangalore and 21 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.26 MLD =459.9 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 30.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.1 to 1.00 LL Capacity of Sumps

CWSS to Veppur and 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.88 MLD = 321.2 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 2.00 HP

For 5.00 HP

For 10.00 HP

For 25.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

1.00 LL Capacity of Sumps

CWSS to Kazhuthur and 7 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.44 MLD = 160.6 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

110 mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

160mm HDPE PN-6 Pipe

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 20.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Karaikadu and 13 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.86 MLD =313.9 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 12.5.00 HP

For 10.00 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60 LL cap sump

CWSS to Natarajapuram and 10 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.19 MLD = 69.35 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Vadugatherumedu and 7 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.10 MLD = 36.5 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For OPS 10.00 HP

STAR DELTA Startter - 10 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Pillali and 18 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.76 MLD = 277.4 MLD

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63mm HDPE PN-6 Pipe

75mm HDPE PN-6 Pipe

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well / submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 15.00 HP

For 7.50 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60 LL cap sump

CWSS to Sivapuri and 7 Others other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.18 MLD = 65.7 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For OPS- 10 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Pudukuppam & 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 304 x 0.54 MLD = 197.10 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

140mm OD PVC 6 KSC pipes

160mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

75mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 15.00 HP

For 7.50 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 30000 LL cap sump

CWSS to Rajapettai and 14 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.70 MLD = 255.5 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 12.5.00 HP

For 10.00 HP

For 7.5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

For 30.00 LL lit cap sump

CWSS to33 QAH & 20 wayside other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.91 MLD = 697.15 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 40 HP

For 20 HP

For 12.5 HP

For 10 HP

For 7.5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.50 LL to 1.00 LL cap sump

CWSS to 54 QAH & 67 wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 4.71 MLD = 1719.15 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

350mm DI pipe

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE PN 6 Pipe

250 mm HDPE PN 6 Pipe

315 mm HDPE PN 6 Pipe

355 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 100 HP

For 15.0 HP

For 10.00 HP

For 7.5 HP

For 5.0 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.50 LL - 2.00 LL cap sump

CWSS to 60 QAH & 59 Wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.46 MLD =1262.9 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

250mm DI pipe

300mm DI pipe

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63mm HDPE PN-6 Pipe

75mm HDPE PN-6 Pipe

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 20 HP

For 15 HP

For 10 HP

For 7.5 HP

For 5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60-1.50 LL cap sump

CWSS to Korakkai T-endal & 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.61 MLD = 222.65 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 2 HP

For 3 HP

For 5 HP

For 7.5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.40 LL cap sump

CWSS to17 QAH & 69 wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.70 MLD =620.5 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

200 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 25.00 HP

For 12.50 HP

For 7.50 HP

For 5.00 HP

For 3.00 HP

For START DELTA Starter 5.0 HP

Cable

ALUMINIUM CABLE

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.30 to 1.10 LL cap sump

CWSS to 17 habs in Panruti & 18 habs in Annagramam Union

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.53 MLD = 558.45 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200 mm OD PVC 4 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 30 HP

For 5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For1.00 LL t cap sump

CWSS to Cuddalore Municipality, Bhuvanagiri & Parangipettai Town Panchayats and 812 Rural habitations in Cuddalore District - Phase - 1

Operation and Maintenance of the Electro Mechanical installations, equipements, components, pipelines, valves and appurtenances, water retaining structuress including protection of all scheme components from damages / theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per standard operating procedures, Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak and burst of pipeline, repairs and replacement works to electro mechanical installations, consumables for disinfection of water, cleaning of all water retaining structure. 365 x 20.78 MLD =7584.70 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Attending Leaks in the PVC pipelines (Major/Burst) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines (Minor/Circumfrential Leak) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

400mm DI pipes

450mm DI pipes

500mm DI pipes

600mm DI pipes

Attending joint Leaks in the DI pipelines (Major/Burst) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

400mm DI pipes

450mm DI pipes

500mm DI pipes

600mm DI pipes

Attending joint Leaks in the MS pipelines (below GL) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

711mm MS pipes

Submersible Pumpset

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Transporting the pumpset from Pump House to work shop.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 30 HP

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Attending the Repair and Replacement of bearings in various HSC Pump

Attending the Repair and Replacement of bearings in various HSC Pump - 20HP

Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.

Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.

Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings

Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,

Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials

Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine

Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials

Supply and delivery of Driven End and Non Driven End bearings

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the Pump assembly from work shop to Pumping Station.

Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,

Attending the Rewinding and replacement of bearings of Induction Motor for HSC Pumpset (Various HSC Motor) - 20 HP

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,

Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to Pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump - 50 HP

Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly

Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.

Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)

Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset

Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers

Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers

Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers

Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components

Attending the Repair and Renewal works of various capacities of VT Pump

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump-50 HP

Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump

Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works

Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van

Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.

Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete

Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van

Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly

Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete

Attending the Rewinding and replacement of bearings of Induction Motor for Vertical Turbine Pumpset-50HP

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,

Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.

Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Starters

Aluminium Cable

SUPPLY AND DELIVERY OF L.T. CABLES 25 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 35 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 50 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 70 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 95 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 25 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 35 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 50 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 70 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 95 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

COPPER CABLE

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 4 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 6 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 10 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 16 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 25 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF 150mm dia Pressure Gauge and Vaccum guage including all accessories as per specification (For Suction and Delivery to be mounted on wall on Teak Wood Board)

Supply, delivey and fixing of MOULDED CASE CIRCUIT BREAKER (MCCB) WITH THERMO MAGNETIC RELEASE - 4 Pole

Range - 32-100

Range - 125

Range - 160

Range - 200

Range - 250

Supply, delivey and fixing of RATE FOR MIXED DI-ELECTRIC CAPACITOR WITH TNEB TEST CERTIFICATE WITH ACCESSORIES INCLUDING BANKING CONFORMIING TO IS 2834.

Supply, delivey and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1.

Supply, delivey and fixing of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode.

Supply, delivey and fixing of Preventer – Single Phasing - Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any auxillary device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.

Supply, delivey and fixing of FUSE UNITS (ANCHOR /EQUIVALENT)

63 Amps Porcelain fuse unit (500 V)

100 Amps Porcelain fuse unit (500 V)

200 Amps Porcelain fuse unit (500 V)

Supply, delivey and fixing of CHANGE OVER SWITCHES

16 Amps three phase 500 V 4 pole Change over switch

32 Amps three phase 500 V 4 pole Change over switch

63 Amps three phase 500 V 4 pole Change over switch

100 Amps three phase 500 V 4 pole Change over switch

125 A 4 pole Change Over Switch

Supply, delivey and fixing of PVC INSULATED SINGLE CORE MULTI STRAND FIRE RETARDANT FLEXIBLE COPPER CABLE WITH ISI MARK CONFORMING TO IS

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

SUMP CLEANING

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.05 to 0.15 LL cap of sump

0.151 to 0.30 LL cap of sump

0.301 to 0.45 LL cap of sump

0.451 to 0.60 LL cap of sump

0.601 to 0.75 LL cap of sump

0.751 to 1.00 LL cap of sump

0.1001 to 1.25 LL cap of sump

1.251 to 1.50 LL cap of sump

1.501 to 1.750 LL cap of sump

1.7501 to 2.00 LL cap of sump

2.001 to 3.00 LL cap of sump

3.001 to 6.00 LL cap of sump

9.001 to 12.00 LL cap of sump

12.001 to 15.00 LL cap of sump

Item Rate BoQ

BoQ_Ver4.0

Name of the Bidder/ Bidding Firm / Company :

PRICE SCHEDULE-A2 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)

NUMBER #

CWSS to Gingee Ananthapuram T.P and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.84 MLD =1036.60 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

1.51 LL to 1.75 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Major Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

300mm Sluice Valve

250mm Sluice Valve

200mm Sluice Valve

100mm Sluice Valve

Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

FROM 25 HP HSC PUMPSETS

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to Pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.

Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.

Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings

Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,

Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials

Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine

Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials

Supply and delivery of Driven End and Non Driven End bearings

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the Pump assembly from work shop to Pumping Station.

Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,

FROM 40 HP VERTICAL TURBINE PUMPSETS

Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Electromechanical items to bring back the scheme / components into normal runnign condition as per specification

40 HP VT Pump

Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly

Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.

Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)

Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth(Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset

Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers

Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers

40 HP VT Pump

Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well

Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works

Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van

Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.

Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete

Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van

Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly

Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour charges for Repair and replacement of spares in ATS Starters, MV Panel Board, required cables and allied works includind the cost of ATS Coil / FCMA coil rewinding work and excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB, Contactor and required KVA Capacitor.

Supply and Delivery of LT Aluminium Armoured Cable

3C 25 sq.mm

3C 50 sq.mm

3C 70sq.mm

Supply and Delivery of PVC Insulated and Sheathed 3 Core Flat copper cable

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking

Supply and Delivery of Porcelien Fuse Units

Ammeter

96mm x 96mm - Digital

Voltmeter

96mm x 96mm - Digital

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Oddampattu and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.43 MLD =521.95 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Major Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 5 HP TO 30 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Alapakkam and 21 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity.365 x 0.53 MLD =193.45 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.15 LL to 0.30 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

110mm dia HDPE PN6 pipes

140mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

3 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

5 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

3 HP DOL starter

5 HP DOL starter

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

7.5 HP DOL starter

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Rishivandiyam and 91 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 6.85 MLD =2500.25 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

250mm OD PVC 4 KSC pipes

6 KSC Pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

140mm OD PVC 6 KSC pipes

160mm OD PVC 6 KSC pipes

200mm OD PVC 6 KSC pipes

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

110mm OD HDPE PN 6 pipes

200mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

160mm OD HDPE PN 8 pipes

200mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

150mm OD AC pipes

200mm OD AC pipes

250mm OD AC pipes

Attending Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

PSC Pipes

350mm OD PSC pipes

400mm OD PSC pipes

450mm OD PSC pipes

500mm OD PSC pipes

600mm OD PSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 15.00 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Induction Motor - VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

VT pump sets Supply

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Sundarasapuram 10.0LL

Booster station Keelathalanur -10.00LL

Vengalam-10.00LL

Kplapakkam 0.1LL

G.Ariyur 1.00LL

Aliyapath-0.3LL

Vadathorasalur 0.10LL

Thiyagadurugam 0.30LL

Madur-6.00LL

Emapper-4.00LL

Indhili-2.00LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

150mm Sluice Valve

200mm Sluice Valve

250mm Sluice Valve

300mm Sluice Valve

350mm Sluice Valve

Air Valves

150mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

80mm Gun Metal Gate Valve

100mm Gun Metal Gate Valve

Starter

Attending the Repair works in Auto Tranfsformer Starter from 60.00HP t 100.00 HP

For 60.00 HP- ATS

For 75.00 HP- ATS

For 90.00 & 100 HP- ATS

Attending the Repair works in Auto Tranfsformer Starter from 40.00HP t 50.00 HP

For 40.00 HP- ATS

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

For 12.5 HP

For 15 HP

For 20 HP

For25 HP

Attending the Repair works in DOL Starter

For 5.0 HP-DOL

Attending the Repair works in 11 KV & 22 KV / 433 V Transformer

CWSS to Kallakurichi and 23 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.8 MLD =1022.0 MLD

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

50mm OD GI pipes

65mm OD GI pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

140mm OD HDPE PN 6 pipes

160mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

63mm OD HDPE PN 8 pipes

75mm OD HDPE PN 8 pipes

90mm OD HDPE PN 8 pipes

110mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

300mm OD AC pipes

350mm OD AC pipes

Attending Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

DI K7 CL Pipes

300mm OD DI K7 CL pipes

350mm OD DI K7 CL pipes

Attending Leaks in the CI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

CI Pipes

150mm OD CI pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

Induction Motor - VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

VT pump sets Supply

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 75.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Manalurpettai 2.5LL

Madampoondi -0.1LL

Lalapettai-0.10LL

Pasar 1.5LL

Madur-1.5LL

Ram nagar 1.0LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

100mm Sluice Valve

150mm Sluice Valve

200mm Sluice Valve

250mm Sluice Valve

300mm Sluice Valve

Air Valves

150mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

Starter

Attending the Repair works in Auto Tranfsformer Starter from 60.00HP t 100.00 HP

For 75.00 HP- ATS

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

For 12.5 HP

For 20 HP

For25 HP

Attending the Repair works in DOL Starter

For 5.0 HP-DOL

CWSS to Thagadi and 8 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.66 MLD =240.90 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

65mm OD GI pipes

80mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

63mm OD HDPE PN 6 pipes

75mm OD HDPE PN 6 pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

Attending Leaks in the CI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

CI Pipes

150mm OD CI pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Thagadi 1.0LL

Edaiyur-1.5 LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

Air Valves

80mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

Starter

Attending the Repair works in Star Delta Starter

For 10 HP

For 12.5 HP

For 15 HP

CWSS to Mudiyanur and 8 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x0.55 MLD =200.75 MLD

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

80mm OD GI pipes

100mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

63mm OD HDPE PN 6 pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

63mm OD HDPE PN 8 pipes

75mm OD HDPE PN 8 pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 3.00 HP

For 7.50 HP

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Mudiyanur 0.3LL

Booster station T.Keeranur -0.3 LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

Air Valves

80mm Sluice Valve

100mm Sluice Valve

Gun Metal Gate Valves

80mm Gun Metal Gate Valve

100mm Gun Metal Gate Valve

Starter

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

CWSS to mangalore nand 21 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.27 MLD =463.55 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 35.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.1 to 1.00 LL Capacity of Sumps

CWSS to Veppur and 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.89 MLD =324.85 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 2.00 HP

For 5.00 HP

For 10.00 HP

For 25.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

1.00 LL Capacity of Sumps

CWSS to Kazhuthur and 7 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.44 MLD = 160.6 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

110 mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

160mm HDPE PN-6 Pipe

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 25.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Karaikadu and 13 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.87 MLD =317.55 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 12.5.00 HP

For 10.00 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60 LL cap sump

CWSS to Natarajapurami and 10 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.19 MLD = 69.35 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 10.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Vadugatherumedu and 7 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.11 MLD = 40.15 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For OPS 10.00 HP

STAR DELTA Startter - 10 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Pillali and 18 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.77 MLD = 281.05 MLD

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63mm HDPE PN-6 Pipe

75mm HDPE PN-6 Pipe

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well / submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 15.00 HP

For 7.50 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60 LL cap sump

CWSS to Sivapuri and 7 Others other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.18 MLD = 65.7 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For OPS- 10 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

CWSS to Pudukuppam & 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 304 x 0.55 MLD = 200.75 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

140mm OD PVC 6 KSC pipes

160mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

75mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 15.00 HP

For 7.50 HP

For 5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 3000 LL cap sump

CWSS to Rajapettai and 14 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.71 MLD = 259.15 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 6 KSC pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 12.5.00 HP

For 10.00 HP

For 7.5.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

For 30.00 LL lit cap sump

CWSS to33 QAH & 20 wayside other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.93 MLD = 704.45 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 40 HP

For 20 HP

For 12.5 HP

For 10 HP

For 7.5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.50 LL to 1.00 LL cap sump

CWSS to 54 QAH & 67 wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 4.76 MLD = 1737.4 MLD

Attending Leaks in the PVC/AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

350mm DI pipe

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE PN 6 Pipe

250 mm HDPE PN 6 Pipe

315 mm HDPE PN 6 Pipe

355 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 100 HP

For 15.0 HP

For 10.00 HP

For 7.5 HP

For 5.0 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.50 LL - 2.00 LL cap sump

CWSS to 60 QAH & 59 Wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.51 MLD =1281.15 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

250mm DI pipe

300mm DI pipe

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63mm HDPE PN-6 Pipe

75mm HDPE PN-6 Pipe

90mm HDPE PN-6 Pipe

110mm HDPE PN-6 Pipe

140mm HDPE PN-6 Pipe

160mm HDPE PN-6 Pipe

200mm HDPE PN-6 Pipe

250mm HDPE PN-6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 20 HP

For 15 HP

For 10 HP

For 7.5 HP

For 5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.60-1.50 LL cap sump

CWSS to Korakkai T-endal & 11 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.62 MLD = 226.3 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 6 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

63 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 2 HP

For 3 HP

For 5 HP

For 7.5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.40 LL cap sump

CWSS to17 QAH & 69 wayside habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.72 MLD =627.8 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Supply and delivery of HDPE pipes - PE 100 as per IS 4984/2016 Conveyance Charges, unloading, etc., complete and as directed by TWAD Board officers for attending Flood damage work.

200 mm HDPE PN 6 Pipe

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 25.00 HP

For 12.50 HP

For 7.50 HP

For 5.00 HP

For 3.00 HP

For START DELTA Starter 5.0 HP

Cable

ALUMINIUM CABLE

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For 0.30 to 1.10 LL cap sump

CWSS to 17 habs in Panruti & 18 habs in Annagramam Union

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.54 MLD = 562.1 MLD

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract - Part II.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200 mm OD PVC 4 KSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 30 HP

For 5 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

For1.00 LL t cap sump

CWSS to Cuddalore Municipality, Bhuvanagiri & Parangipettai Town Panchayats and 812 Rural habitations in Cuddalore District - Phase - 1

Operation and Maintenance of the Electro Mechanical installations, equipements, components, pipelines, valves and appurtenances, water retaining structuress including protection of all scheme components from damages / theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per standard operating procedures, Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak and burst of pipeline, repairs and replacement works to electro mechanical installations, consumables for disinfection of water, cleaning of all water retaining structure. 365 x 21.27 MLD =7763.55 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Attending Leaks in the PVC pipelines (Major/Burst) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines (Minor/Circumfrential Leak) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

400mm DI pipes

450mm DI pipes

500mm DI pipes

600mm DI pipes

Attending joint Leaks in the DI pipelines (Major/Burst) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

400mm DI pipes

450mm DI pipes

500mm DI pipes

600mm DI pipes

Attending joint Leaks in the MS pipelines (below GL) of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

711mm MS pipes

Submersible Pumpset

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Transporting the pumpset from Pump House to work shop.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 30 HP

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

For 1.00 HP

For 2.00 HP

For 3.00 HP

For 5 HP

For 7.50 HP

For 12.5 HP

For 25 HP

For 30 HP

Attending the Repair and Replacement of bearings in various HSC Pump

Attending the Repair and Replacement of bearings in various HSC Pump - 20HP

Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.

Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.

Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings

Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,

Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials

Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine

Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials

Supply and delivery of Driven End and Non Driven End bearings

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the Pump assembly from work shop to Pumping Station.

Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,

Attending the Rewinding and replacement of bearings of Induction Motor for HSC Pumpset (Various HSC Motor) - 20 HP

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,

Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to Pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump - 50 HP

Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly

Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.

Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)

Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset

Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers

Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers

Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers

Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components

Attending the Repair and Renewal works of various capacities of VT Pump

Supply of Materials for attending the Repair and Renewal works of various capacities of VT Pump-50 HP

Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump

Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works

Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van

Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.

Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete

Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van

Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly

Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete

Attending the Rewinding and replacement of bearings of Induction Motor for Vertical Turbine Pumpset-50HP

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,

Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.

Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Starters

Aluminium Cable

SUPPLY AND DELIVERY OF L.T. CABLES 25 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 35 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 50 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 70 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 95 sq mm 3.5 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 25 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 35 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 50 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 70 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

SUPPLY AND DELIVERY OF L.T. CABLES 95 sq mm 3.0 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING

COPPER CABLE

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 4 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 6 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 10 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 16 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF PVC INSULATED AND SHEATHED 25 sq mm 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990

SUPPLY AND DELIVERY OF 150mm dia Pressure Gauge and Vaccum guage including all accessories as per specification (For Suction and Delivery to be mounted on wall on Teak Wood Board)

Supply, delivey and fixing of MOULDED CASE CIRCUIT BREAKER (MCCB) WITH THERMO MAGNETIC RELEASE - 4 Pole

Range - 32-100

Range - 125

Range - 160

Range - 200

Range - 250

Supply, delivey and fixing of RATE FOR MIXED DI-ELECTRIC CAPACITOR WITH TNEB TEST CERTIFICATE WITH ACCESSORIES INCLUDING BANKING CONFORMIING TO IS 2834.

Supply, delivey and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1.

Supply, delivey and fixing of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode.

Supply, delivey and fixing of Preventer – Single Phasing - Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any auxillary device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.

Supply, delivey and fixing of FUSE UNITS (ANCHOR /EQUIVALENT)

63 Amps Porcelain fuse unit (500 V)

100 Amps Porcelain fuse unit (500 V)

200 Amps Porcelain fuse unit (500 V)

Supply, delivey and fixing of CHANGE OVER SWITCHES

16 Amps three phase 500 V 4 pole Change over switch

32 Amps three phase 500 V 4 pole Change over switch

63 Amps three phase 500 V 4 pole Change over switch

100 Amps three phase 500 V 4 pole Change over switch

125 A 4 pole Change Over Switch

Supply, delivey and fixing of PVC INSULATED SINGLE CORE MULTI STRAND FIRE RETARDANT FLEXIBLE COPPER CABLE WITH ISI MARK CONFORMING TO IS

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

sodium hypochlorite solution

SUMP CLEANING

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.05 to 0.15 LL cap of sump

0.151 to 0.30 LL cap of sump

0.301 to 0.45 LL cap of sump

0.451 to 0.60 LL cap of sump

0.601 to 0.75 LL cap of sump

0.751 to 1.00 LL cap of sump

0.1001 to 1.25 LL cap of sump

1.251 to 1.50 LL cap of sump

1.501 to 1.750 LL cap of sump

1.7501 to 2.00 LL cap of sump

2.001 to 3.00 LL cap of sump

3.001 to 6.00 LL cap of sump

9.001 to 12.00 LL cap of sump

12.001 to 15.00 LL cap of sump

Item Rate BoQ

BoQ_Ver4.0

Name of the Bidder/ Bidding Firm / Company :

PRICE SCHEDULE-A3 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)

NUMBER #

CWSS to Gingee Ananthapuram T.P and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.84 MLD =1036.60 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

1.51 LL to 1.75 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Major Leaks

300mm Dia AC Pipe

350mm Dia AC Pipe

300mm Dia DI S/S Pipe

350mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

63mm dia HDPE PN6 pipes

75mm dia HDPE PN6 pipes

90mm dia HDPE PN6 pipes

110mm dia HDPE PN6 pipes

315mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

300mm Sluice Valve

250mm Sluice Valve

200mm Sluice Valve

100mm Sluice Valve

Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

FROM 25 HP HSC PUMPSETS

Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.

Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.

Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.

Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the motor from work shop to Pumping Station

Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,

Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.

Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.

Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings

Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,

Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials

Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine

Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials

Supply and delivery of Driven End and Non Driven End bearings

Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials

Transportation charges for conveying the Pump assembly from work shop to Pumping Station.

Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,

FROM 40 HP VERTICAL TURBINE PUMPSETS

Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Electromechanical items to bring back the scheme / components into normal runnign condition as per specification

40 HP VT Pump

Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)

Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly

Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.

Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)

Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.

Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth(Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.

Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset

Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers

Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers

40 HP VT Pump

Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well

Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works

Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van

Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.

Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete

Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van

Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly

Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

Labour charges for Repair and replacement of spares in ATS Starters, MV Panel Board, required cables and allied works includind the cost of ATS Coil / FCMA coil rewinding work and excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB, Contactor and required KVA Capacitor.

Supply and Delivery of LT Aluminium Armoured Cable

3C 25 sq.mm

3C 50 sq.mm

3C 70sq.mm

Supply and Delivery of PVC Insulated and Sheathed 3 Core Flat copper cable

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking

Supply and Delivery of Porcelien Fuse Units

Ammeter

96mm x 96mm - Digital

Voltmeter

96mm x 96mm - Digital

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Oddampattu and 10 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all scheme components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.43 MLD =521.95 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.76 LL to 1.00 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Major Leaks

250mm Dia DI S/S Pipe

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 5 HP TO 30 HP OPENWELL SUBMERSIBLE PUMPSETS

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Transporting the pumpset from Pump House to work shop.

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Alapakkam and 21 other habitations in Villupuram district

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity.365 x 0.53 MLD =193.45 MLD

Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers

0.15 LL to 0.30 LL capacity of sump

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit.

Minor Leaks

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

110mm dia HDPE PN6 pipes

140mm dia HDPE PN6 pipes

Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete

Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete

FROM 3 HP TO 10 HP OPENWELL SUBMERSIBLE PUMPSETS

3 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,

Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

5 HP OPENWELL SUBMERSIBLE PUMPSET

Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings

Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.

Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

3 HP DOL starter

5 HP DOL starter

Labour Charges for Repair and replacement of spares in DOL and Star Delta Starters, MV Panel Board with required cables and allied works excluding the cost of Volt Meter, Ammeter, Single Phase Preventor, timer, MCCB,Contactor and required KVA Capacitor.

7.5 HP DOL starter

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

CWSS to Rishivandiyam and 91 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 6.85 MLD =2500.25 MLD

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

75mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

200mm OD PVC 4 KSC pipes

250mm OD PVC 4 KSC pipes

6 KSC Pipes

75mm OD PVC 6 KSC pipes

90mm OD PVC 6 KSC pipes

110mm OD PVC 6 KSC pipes

140mm OD PVC 6 KSC pipes

160mm OD PVC 6 KSC pipes

200mm OD PVC 6 KSC pipes

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

110mm OD HDPE PN 6 pipes

200mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

160mm OD HDPE PN 8 pipes

200mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

150mm OD AC pipes

200mm OD AC pipes

250mm OD AC pipes

Attending Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

PSC Pipes

350mm OD PSC pipes

400mm OD PSC pipes

450mm OD PSC pipes

500mm OD PSC pipes

600mm OD PSC pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 15.00 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

For 75.00 HP

VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Induction Motor - VT pump sets

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

VT pump sets Supply

Rewinding of motor and reconditioning of pumpset and repair works to VT Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 50.00 HP

For 90.00 HP

Supply delivery and application of disinsfection dosages as per standard norms/guidelines including cost of all disinsfectents ( Such as bleaching power, Chlorine cylinde, Silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinsfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points/tail ends, testing of water samples including additional/reqired /instructed dosage during the period of Flood/Calamities etc complete

Bleaching Powder

Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers

0.05 to 10.00 LL Capacity of Sumps

Head works Sundarasapuram 10.0LL

Booster station Keelathalanur -10.00LL

Vengalam-10.00LL

Kplapakkam 0.1LL

G.Ariyur 1.00LL

Aliyapath-0.3LL

Vadathorasalur 0.10LL

Thiyagadurugam 0.30LL

Madur-6.00LL

Emapper-4.00LL

Indhili-2.00LL

Supply and delivery of the following consumable items for Pump Set repairs at the site of work to carryout the general maintenace works

Sluice Valves

80mm Sluice Valve

100mm Sluice Valve

150mm Sluice Valve

200mm Sluice Valve

250mm Sluice Valve

300mm Sluice Valve

350mm Sluice Valve

Air Valves

150mm Air Valve

Gun Metal Gate Valves

50mm Gun Metal Gate Valve

65mm Gun Metal Gate Valve

80mm Gun Metal Gate Valve

100mm Gun Metal Gate Valve

Starter

Attending the Repair works in Auto Tranfsformer Starter from 60.00HP t 100.00 HP

For 60.00 HP- ATS

For 75.00 HP- ATS

For 90.00 & 100 HP- ATS

Attending the Repair works in Auto Tranfsformer Starter from 40.00HP t 50.00 HP

For 40.00 HP- ATS

Attending the Repair works in Star Delta Starter

For 7.5 HP

For 10 HP

For 12.5 HP

For 15 HP

For 20 HP

For25 HP

Attending the Repair works in DOL Starter

For 5.0 HP-DOL

Attending the Repair works in 11 KV & 22 KV / 433 V Transformer

CWSS to Kallakurichi and 23 other habitations

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.8 MLD =1022.0 MLD

Attending Leaks in the GI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

GI Pipes

50mm OD GI pipes

65mm OD GI pipes

80mm OD GI pipes

100mm OD GI pipes

125mm OD GI pipes

Attending Leaks in the HDPE pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

HDPE PN 6 Pipes

90mm OD HDPE PN 6 pipes

110mm OD HDPE PN 6 pipes

140mm OD HDPE PN 6 pipes

160mm OD HDPE PN 6 pipes

HDPE PN 8 Pipes

63mm OD HDPE PN 8 pipes

75mm OD HDPE PN 8 pipes

90mm OD HDPE PN 8 pipes

110mm OD HDPE PN 8 pipes

Attending Leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

AC Pipes

300mm OD AC pipes

350mm OD AC pipes

Attending Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

DI K7 CL Pipes

300mm OD DI K7 CL pipes

350mm OD DI K7 CL pipes

Attending Leaks in the CI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

CI Pipes

150mm OD CI pipes

Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers.

Open well submersible pump sets

Rewinding of motor and reconditioning of pumpset and repair works to Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 5.00 HP

For 7.50 HP

For 10.00 HP

For 12.50 HP

For 20.00 HP

For 25.00 HP

HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

Induction Motor - HSC pump sets

Rewinding of motor and reconditioning of pumpset and repair works to HSC Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers.

For 60.00 HP

VT pump sets