Operation and Maintenance of 5 Nos CWSS in Virudhunagar District (Package 19)

Supply earmarked quantity of water noted against 5 Nos. CWSS in Virudhunagar District 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 the period from 01.04.2026 to 31.03.2029 (Package 19)

Operation and maintenance of the CWSS to T.KADAMBANKULAM AND 8 OTHER HABITATIONS IN NARIKUDI UNION including repair, rectification works and supply of chemicals

Operation and maintenance of the CWSS TO NADUVAPPACHERI AND 5 OTHER HABITATIONS IN NARIKUDI UNION IN VIRUDHUNAGAR DISTRICT including repair, rectification works and supply of chemicals

Operation and maintenance of the CWSS TO 239 COSTAL HABITATIONS IN THOOTHUKUDI DISTRICT AND VIRUDHUNAGAR, ARUPPUKOTTAI MUNICIPALITIES, KARIYAPATTI & MALLANKINARU TOWN PANCHAYATS INCLUDING CWSS TO 67 RURAL HABITATIONS IN VIRUDHUNAGAR DISTRICT including repair, rectification works and supply of chemicals

Operation and maintenance of the CWSS TO KATTANOOR AND 39 OTHER RURAL HABITATIONS IN VIRUDHUNAGAR & SIVAGANGAI DISTRICT including repair, rectification works and supply of chemicals

Operation and maintenance of the CWSS TO 637 RURAL HABITATIONS IN VIRUDHUNAGAR DISTRICT including repair, rectification works and supply of chemicals

Total Basic Value

Add GST @18% on Basic Value

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 #

For the year 2026 - 2027 (From 01.04.2026 to 31.03.2027)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.12 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 43.800 ML (0.12*365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC pipe

90mm PVC 4 KSC pipe

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

For the year 2027 - 2028 (From 01.04.2027 to 31.03.2028)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.12 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 43.920 ML (0.12*366)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC pipe

90mm PVC 4 KSC pipe

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

For the year 2028 - 2029 (From 01.04.2028 to 31.03.2029)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.12 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 43.800 ML (0.12*365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC pipe

90mm PVC 4 KSC pipe

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

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 #

For the year 2026 - 2027 (From 01.04.2026 to 31.03.2027)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.08 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 29.200 ML (0.08 MLD x 365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various Classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

75mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to various capacity Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desliting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compresser etc.,complete and as directed by TWAD Board Officers.

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

For the year 2027 - 2028 (From 01.04.2027 to 31.03.2028)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.08 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 29.280 ML (0.08 MLD x 366)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various Classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

75mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to various capacity Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desliting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compresser etc.,complete and as directed by TWAD Board Officers.

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

For the year 2028 - 2029 (From 01.04.2028 to 31.03.2029)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 0.08 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 29.200 ML (0.08 MLD x 365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various Classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

63mm PVC 4 KSC Coupler

75mm PVC 4 KSC Coupler

90mm PVC 4 KSC Coupler

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to various capacity Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desliting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compresser etc.,complete and as directed by TWAD Board Officers.

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

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 #

For the year 2026-27 (From 01.04.2026 to 31.03.2027)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 10.07 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 3675.55 ML (10.07 X 365)

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 2.2.5 of General conditions of Contract - Part II

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

AC Pipe

PSC pipe

MS Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of MS Clamp Sets suitable for various AC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of SS Clamp sets suitable for various PSC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

350 mm PSC pipe

500 mm PSC pipe

600 mm PSC pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Hire Charges for welding unit including cost of welding rod gas unit cutting fabirication of M.S.pipes and specials including transporation loading unloading and all other charges and jointing various sizes of MS pipes

500 mm MS pipe

600 mm MS pipe

Hire charges for generator for electric current for attending leaks including light fule crew transportation loading unloading light fuel crew transportation loading unloading and all others etc.,

500 mm MS pipe

600 mm MS pipe

Supply and delivery of MS Cut Barrel confirming to the IS 3589/2001 and amended from time to time at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

500 MM MS Pipe

600 MM MS Pipe

Earthwork excavation below water level in light or sandy soil for infiltration gallery, syphon or connecting pipe line and connected works including shoring and strutting and charges for special tools and plants for bailing/ pumping etc., such as air compressor and helmet

200 mm DI pipe

Supply and delivery of the following sizes of DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K9 AS PER IS 8329/2000 and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200 mm DI Pipe

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

200 mm DI pipe for connecting Main Work

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

200 mm DI pipe for connecting Main Work

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

AC pipe Pipe

PSC pipe

MS pipe

For GI PIPES LEAK WORKS

Supply and delivery of GI Pipes confirming IS specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Supply and delivery of the following sizes of unplastisized PVC specials confirming to IS specifications at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC Male Threaded Adopter

63mm PVC Male Threaded Adopter

75mm PVC Male Threaded Adopter

90mm PVC Male Threaded Adopter

110mm PVC Male Threaded Adopter

140mm PVC Male Threaded Adopter

Lowering GI pipes and specials in the trenches and laying to proper grade and alignment, jointing with GI Specials etc., complete and as directed by the TWAD Officers

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Road Restoration with PCC 1:2:4 USING 20mm HBGS for the concrete road cut portion after the pipes are laid, joined and test completed and as directed by TWAD Board Officers - 15 cm thick

350 mm MS/ PSC Pipes

500 mm MS/ PSC Pipes

600 mm MS/ PSC Pipes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6 KSC

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

110mm PVC 4 KSC

140 mm PVC 4 KSC

160 mm PVC 4 KSC

200 mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

160mm PVC 4KSC

200mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 6 KSC

140 mm PVC Coupler Fabricated 4 KSC

160 mm PVC Coupler Fabricated 4 KSC

200mm PVC Coupler Fabricated 6 KSC

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

1 HP Open Well Submersible Pump Set

1.5 HP Open Well Submersible Pump Set

2 HP Open Well Submersible Pump Set

3 HP Open Well Submersible Pump Set

5 HP Open Well Submersible Pump Set

7.5 HP Open Well Submersible Pump Set

10 HP Open Well Submersible Pump Set

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

10 HP HSC centrifugal Pump set

12.5 HP HSC centrifugal Pump set

15 HP HSC centrifugal Pump set

20 HP HSC centrifugal Pump set

25 HP HSC centrifugal Pump set

50 HP HSC centrifugal Pump set

75 HP HSC centrifugal Pump set

100 HP HSC centrifugal Pump set

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

120 HP Vertical Turbine Pump set

Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

16 Amps\440V

18 Amps\440V

25 Amps\440V

32 Amps\440V

40 Amps\440V

70 Amps\440V

95 Amps\440V

140 Amps\440V

400 Amps\440V

THREE PHASE PANEL BOARD- D.O.L WITH TWO LEVEL GUARD AND AUTO START Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/Three Phase/50HZ(± 5%) and 415 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers

1 HP Starter

1.5 HP Starter

2 HP Starter

3 HP Starter

5 HP Starter

7.5 HP Stater

10 HP Starter

12.5 HP Starter

15 HP Starter

20 HP Starter

25 HP Starter

50 HP Starter

75 HP Starter

FLEX COMPENSATED MAGNETIC AMPLIFIER SOFT STARTER SUITABLE FOR L.T. SQUIRREL CAGE MOTOR Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/- 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start /Stop push button etc., complete and as directed by TWAD Board Officers.

100 HP Starter

120 HP Starter

Attending cable fault by replacing the cable

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

32 Amps 3 Pole MCCB Switch

63 Amps 3 Pole MCCB Switch

100 Amps 3 Pole MCCB Switch

160 Amps 3 Pole MCCB Switch

200 Amps 3 Pole MCCB Switch

320 Amps 3 Pole MCCB Switch

250 Amps 3 Pole MCCB Switch

400 Amps 3 Pole MCCB Switch

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Sluice valve

100 mm CI Sluice valve

125 mm CI Sluice valve

150 mm CI Sluice valve

200 mm CI Sluice valve

250 mm CI Sluice valve

300 mm CI Sluice valve

500 mm CI Sluice valve

600 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40 mm CI NRV valve

50 mm CI NRV valve

65 mm CI NRV valve

80 mm CI NRV valve

100 mm CI NRV valve

125 mm CI NRV valve

150 mm CI NRV valve

200 mm CI NRV valve

250 mm CI NRV valve

300 mm CI NRV valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

50mm CI Double Air Valve

80 mm CI Double Air Valve

100 mm CI Double Air Valve

150 mm CI Double Air Valve

Supply, delivery and fixing of following size of Gate valves in OHT's including transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers

40 mm Gate valve

50 mm Gate valve

65 mm Gate valve

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 and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

9.00 LL capacity of sump cum pump house@ Headworks Vallanadu

9.00 LL capacity of sump @ 1)Kailasapuram

8.00 LL capacity of sump @ 1)Eppothumvendran, 2)Melakaranthai

7.00 LL capacity of sump @ 1)Pandalkudi

4.00 LL capacity of sump @ 1)Tharuvaikulam, 2)Sukkilanatham, 3)Vembur

3.00 LL capacity of sump @ 1)Palavanatham

2.00 LL capacity of sump @ 1)Vellaiyapuram

1.50 LL capacity of sump @ 1)Kulasekaranallur , 2) Puthiamputhur, 3)Rajavinkovil, 4)Thappathi, 5)Sennampatty

1.00 LL capacity of sump @ 1)Kalkurichi, 2)Keelamangalam, 3)Veppalodai, 4)Vaippar, 5)Kottur, 6)Valvangi,7) Kadalkudi 8) Ramanoothu

0.60 LL capacity of sump @ 1)Bommiahpuram vilakku, 2)Muthuramalingapuram , 3)Ethulappanaickenpatty ,4)Soorangudi, 5)KeelEral, 6)Pudupatty, 7)Palayampatti

0.30 LL capacity of sump @ 1)Kappikulam, 2)Ariyanayagipuram, 3)Kalaiganapuram, 4)E.Velayuthapuram, 5)S.Duraisamypuram, 6)Vedapatty, 7)Boothalapuram,

0.10 LL capacity of sump @ 1)Maniyachi, 2)Ramachandrapuram, 3)Muthusamypuram, 4)Melavenkatesapuram,

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Infiltration Well No-1 to 16 nos

Repair and Reconditioning of Transfomers

400 KVA Transformer

Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

315 KVA Transformer

Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total I- 2026-2027

For the year 2027-28 (From 01.04.2027 to 31.03.2028)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 12.62 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 4618.92 ML (12.62 X 366)

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 2.2.5 of General conditions of Contract - Part II

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

AC Pipe

PSC pipe

MS Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of MS Clamp Sets suitable for various AC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of SS Clamp sets suitable for various PSC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

350 mm PSC pipe

500 mm PSC pipe

600 mm PSC pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Hire Charges for welding unit including cost of welding rod gas unit cutting fabirication of M.S.pipes and specials including transporation loading unloading and all other charges and jointing various sizes of MS pipes

500 mm MS pipe

600 mm MS pipe

Hire charges for generator for electric current for attending leaks including light fule crew transportation loading unloading light fuel crew transportation loading unloading and all others etc.,

500 mm MS pipe

600 mm MS pipe

Supply and delivery of MS Cut Barrel confirming to the IS 3589/2001 and amended from time to time at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

500 MM MS Pipe

600 MM MS Pipe

Earthwork excavation below water level in light or sandy soil for infiltration gallery, syphon or connecting pipe line and connected works including shoring and strutting and charges for special tools and plants for bailing/ pumping etc., such as air compressor and helmet

200 mm DI pipe

Supply and delivery of the following sizes of DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K9 AS PER IS 8329/2000 and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200 mm DI Pipe

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

200 mm DI pipe for connecting Main Work

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

200 mm DI pipe for connecting Main Work

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

AC pipe Pipe

PSC pipe

MS pipe

For GI PIPES LEAK WORKS

Supply and delivery of GI Pipes confirming IS specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Supply and delivery of the following sizes of unplastisized PVC specials confirming to IS specifications at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC Male Threaded Adopter

63mm PVC Male Threaded Adopter

75mm PVC Male Threaded Adopter

90mm PVC Male Threaded Adopter

110mm PVC Male Threaded Adopter

140mm PVC Male Threaded Adopter

Lowering GI pipes and specials in the trenches and laying to proper grade and alignment, jointing with GI Specials etc., complete and as directed by the TWAD Officers

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Road Restoration with PCC 1:2:4 USING 20mm HBGS for the concrete road cut portion after the pipes are laid, joined and test completed and as directed by TWAD Board Officers - 15 cm thick

350 mm MS/ PSC Pipes

500 mm MS/ PSC Pipes

600 mm MS/ PSC Pipes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6 KSC

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

110mm PVC 4 KSC

140 mm PVC 4 KSC

160 mm PVC 4 KSC

200 mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

160mm PVC 4KSC

200mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 6 KSC

140 mm PVC Coupler Fabricated 4 KSC

160 mm PVC Coupler Fabricated 4 KSC

200mm PVC Coupler Fabricated 6 KSC

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

1 HP Open Well Submersible Pump Set

1.5 HP Open Well Submersible Pump Set

2 HP Open Well Submersible Pump Set

3 HP Open Well Submersible Pump Set

5 HP Open Well Submersible Pump Set

7.5 HP Open Well Submersible Pump Set

10 HP Open Well Submersible Pump Set

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

10 HP HSC centrifugal Pump set

12.5 HP HSC centrifugal Pump set

15 HP HSC centrifugal Pump set

20 HP HSC centrifugal Pump set

25 HP HSC centrifugal Pump set

50 HP HSC centrifugal Pump set

75 HP HSC centrifugal Pump set

100 HP HSC centrifugal Pump set

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

120 HP Vertical Turbine Pump set

Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

16 Amps\440V

18 Amps\440V

25 Amps\440V

32 Amps\440V

40 Amps\440V

70 Amps\440V

95 Amps\440V

140 Amps\440V

400 Amps\440V

THREE PHASE PANEL BOARD- D.O.L WITH TWO LEVEL GUARD AND AUTO START Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/Three Phase/50HZ(± 5%) and 415 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers

1 HP Starter

1.5 HP Starter

2 HP Starter

3 HP Starter

5 HP Starter

7.5 HP Stater

10 HP Starter

12.5 HP Starter

15 HP Starter

20 HP Starter

25 HP Starter

50 HP Starter

75 HP Starter

FLEX COMPENSATED MAGNETIC AMPLIFIER SOFT STARTER SUITABLE FOR L.T. SQUIRREL CAGE MOTOR Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/- 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start /Stop push button etc., complete and as directed by TWAD Board Officers.

100 HP Starter

120 HP Starter

Attending cable fault by replacing the cable

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

32 Amps 3 Pole MCCB Switch

63 Amps 3 Pole MCCB Switch

100 Amps 3 Pole MCCB Switch

160 Amps 3 Pole MCCB Switch

200 Amps 3 Pole MCCB Switch

320 Amps 3 Pole MCCB Switch

250 Amps 3 Pole MCCB Switch

400 Amps 3 Pole MCCB Switch

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Sluice valve

100 mm CI Sluice valve

125 mm CI Sluice valve

150 mm CI Sluice valve

200 mm CI Sluice valve

250 mm CI Sluice valve

300 mm CI Sluice valve

500 mm CI Sluice valve

600 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40 mm CI NRV valve

50 mm CI NRV valve

65 mm CI NRV valve

80 mm CI NRV valve

100 mm CI NRV valve

125 mm CI NRV valve

150 mm CI NRV valve

200 mm CI NRV valve

250 mm CI NRV valve

300 mm CI NRV valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

50mm CI Double Air Valve

80 mm CI Double Air Valve

100 mm CI Double Air Valve

150 mm CI Double Air Valve

Supply, delivery and fixing of following size of Gate valves in OHT's including transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers

40 mm Gate valve

50 mm Gate valve

65 mm Gate valve

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 and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

9.00 LL capacity of sump cum pump house@ Headworks Vallanadu

9.00 LL capacity of sump @ 1)Kailasapuram

8.00 LL capacity of sump @ 1)Eppothumvendran, 2)Melakaranthai

7.00 LL capacity of sump @ 1)Pandalkudi

4.00 LL capacity of sump @ 1)Tharuvaikulam, 2)Sukkilanatham, 3)Vembur

3.00 LL capacity of sump @ 1)Palavanatham

2.00 LL capacity of sump @ 1)Vellaiyapuram

1.50 LL capacity of sump @ 1)Kulasekaranallur , 2) Puthiamputhur, 3)Rajavinkovil, 4)Thappathi, 5)Sennampatty

1.00 LL capacity of sump @ 1)Kalkurichi, 2)Keelamangalam, 3)Veppalodai, 4)Vaippar, 5)Kottur, 6)Valvangi,7) Kadalkudi 8) Ramanoothu

0.60 LL capacity of sump @ 1)Bommiahpuram vilakku, 2)Muthuramalingapuram , 3)Ethulappanaickenpatty ,4)Soorangudi, 5)KeelEral, 6)Pudupatty, 7)Palayampatti

0.30 LL capacity of sump @ 1)Kappikulam, 2)Ariyanayagipuram, 3)Kalaiganapuram, 4)E.Velayuthapuram, 5)S.Duraisamypuram, 6)Vedapatty, 7)Boothalapuram,

0.10 LL capacity of sump @ 1)Maniyachi, 2)Ramachandrapuram, 3)Muthusamypuram, 4)Melavenkatesapuram,

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Infiltration Well No-1 to 16 nos

Repair and Reconditioning of Transfomers

400 KVA Transformer

Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

315 KVA Transformer

Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total II -2027-2028

For the year 2028-29 (From 01.04.2028 to 31.03.2029)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 12.62 MLD, 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 etc complete and as directed by TWAD Board officers. Totally 4606.3 ML (12.62 X 365)

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 2.2.5 of General conditions of Contract - Part II

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

AC Pipe

PSC pipe

MS Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of MS Clamp Sets suitable for various AC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

150 mm dia AC Class 15 Pipe

200 mm dia AC Class 15 Pipe

250 mm dia AC Class 15 Pipe

Supply and delivery of the following sizes of SS Clamp sets suitable for various PSC pipes confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

350 mm PSC pipe

500 mm PSC pipe

600 mm PSC pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

Hire Charges for welding unit including cost of welding rod gas unit cutting fabirication of M.S.pipes and specials including transporation loading unloading and all other charges and jointing various sizes of MS pipes

500 mm MS pipe

600 mm MS pipe

Hire charges for generator for electric current for attending leaks including light fule crew transportation loading unloading light fuel crew transportation loading unloading and all others etc.,

500 mm MS pipe

600 mm MS pipe

Supply and delivery of MS Cut Barrel confirming to the IS 3589/2001 and amended from time to time at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

500 MM MS Pipe

600 MM MS Pipe

Earthwork excavation below water level in light or sandy soil for infiltration gallery, syphon or connecting pipe line and connected works including shoring and strutting and charges for special tools and plants for bailing/ pumping etc., such as air compressor and helmet

200 mm DI pipe

Supply and delivery of the following sizes of DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K9 AS PER IS 8329/2000 and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200 mm DI Pipe

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

200 mm DI pipe for connecting Main Work

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

200 mm DI pipe for connecting Main Work

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

AC pipe Pipe

PSC pipe

MS pipe

For GI PIPES LEAK WORKS

Supply and delivery of GI Pipes confirming IS specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Supply and delivery of the following sizes of unplastisized PVC specials confirming to IS specifications at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC Male Threaded Adopter

63mm PVC Male Threaded Adopter

75mm PVC Male Threaded Adopter

90mm PVC Male Threaded Adopter

110mm PVC Male Threaded Adopter

140mm PVC Male Threaded Adopter

Lowering GI pipes and specials in the trenches and laying to proper grade and alignment, jointing with GI Specials etc., complete and as directed by the TWAD Officers

40mm GI Pipe

50mm GI Pipe

65 mm GI Pipe

80mm GI Pipe

100mm GI Pipe

125mm GI Pipe

Road Restoration with PCC 1:2:4 USING 20mm HBGS for the concrete road cut portion after the pipes are laid, joined and test completed and as directed by TWAD Board Officers - 15 cm thick

350 mm MS/ PSC Pipes

500 mm MS/ PSC Pipes

600 mm MS/ PSC Pipes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6 KSC

63mm PVC 4 KSC

75mm PVC 4 KSC

90mm PVC 4 KSC

110mm PVC 4 KSC

140 mm PVC 4 KSC

160 mm PVC 4 KSC

200 mm PVC 4 KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

160mm PVC 4KSC

200mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 6 KSC

140 mm PVC Coupler Fabricated 4 KSC

160 mm PVC Coupler Fabricated 4 KSC

200mm PVC Coupler Fabricated 6 KSC

Rewinding of Motors in pumping stations in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

1 HP Open Well Submersible Pump Set

1.5 HP Open Well Submersible Pump Set

2 HP Open Well Submersible Pump Set

3 HP Open Well Submersible Pump Set

5 HP Open Well Submersible Pump Set

7.5 HP Open Well Submersible Pump Set

10 HP Open Well Submersible Pump Set

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

10 HP HSC centrifugal Pump set

12.5 HP HSC centrifugal Pump set

15 HP HSC centrifugal Pump set

20 HP HSC centrifugal Pump set

25 HP HSC centrifugal Pump set

50 HP HSC centrifugal Pump set

75 HP HSC centrifugal Pump set

100 HP HSC centrifugal Pump set

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

120 HP Vertical Turbine Pump set

Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

16 Amps\440V

18 Amps\440V

25 Amps\440V

32 Amps\440V

40 Amps\440V

70 Amps\440V

95 Amps\440V

140 Amps\440V

400 Amps\440V

THREE PHASE PANEL BOARD- D.O.L WITH TWO LEVEL GUARD AND AUTO START Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/Three Phase/50HZ(± 5%) and 415 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers

1 HP Starter

1.5 HP Starter

2 HP Starter

3 HP Starter

5 HP Starter

7.5 HP Stater

10 HP Starter

12.5 HP Starter

15 HP Starter

20 HP Starter

25 HP Starter

50 HP Starter

75 HP Starter

FLEX COMPENSATED MAGNETIC AMPLIFIER SOFT STARTER SUITABLE FOR L.T. SQUIRREL CAGE MOTOR Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/- 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start /Stop push button etc., complete and as directed by TWAD Board Officers.

100 HP Starter

120 HP Starter

Attending cable fault by replacing the cable

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 95 Sq. mm

3.5 core 400 Sq. mm

3 core 35 Sq. mm

3 core 90 Sq. mm

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

32 Amps 3 Pole MCCB Switch

63 Amps 3 Pole MCCB Switch

100 Amps 3 Pole MCCB Switch

160 Amps 3 Pole MCCB Switch

200 Amps 3 Pole MCCB Switch

320 Amps 3 Pole MCCB Switch

250 Amps 3 Pole MCCB Switch

400 Amps 3 Pole MCCB Switch

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Sluice valve

100 mm CI Sluice valve

125 mm CI Sluice valve

150 mm CI Sluice valve

200 mm CI Sluice valve

250 mm CI Sluice valve

300 mm CI Sluice valve

500 mm CI Sluice valve

600 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40 mm CI NRV valve

50 mm CI NRV valve

65 mm CI NRV valve

80 mm CI NRV valve

100 mm CI NRV valve

125 mm CI NRV valve

150 mm CI NRV valve

200 mm CI NRV valve

250 mm CI NRV valve

300 mm CI NRV valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

50mm CI Double Air Valve

80 mm CI Double Air Valve

100 mm CI Double Air Valve

150 mm CI Double Air Valve

Supply, delivery and fixing of following size of Gate valves in OHT's including transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers

40 mm Gate valve

50 mm Gate valve

65 mm Gate valve

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 and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

9.00 LL capacity of sump cum pump house@ Headworks Vallanadu

9.00 LL capacity of sump @ 1)Kailasapuram

8.00 LL capacity of sump @ 1)Eppothumvendran, 2)Melakaranthai

7.00 LL capacity of sump @ 1)Pandalkudi

4.00 LL capacity of sump @ 1)Tharuvaikulam, 2)Sukkilanatham,

3.00 LL capacity of sump @ 1)Palavanatham

2.00 LL capacity of sump @ 1)Vellaiyapuram

1.50 LL capacity of sump @ 1)Kulasekaranallur , 2) Puthiamputhur, 3)Rajavinkovil, 4)Thappathi, 5)Sennampatty

1.00 LL capacity of sump @ 1)Kalkurichi, 2)Keelamangalam, 3)Veppalodai, 4)Vaippar, 5)Kottur, 6)Valvangi,7) Kadalkudi 8) Ramanoothu

0.60 LL capacity of sump @ 1)Bommiahpuram vilakku, 2)Muthuramalingapuram , 3)Ethulappanaickenpatty ,4)Soorangudi, 5)KeelEral, 6)Pudupatty, 7)Palayampatti

0.30 LL capacity of sump @ 1)Kappikulam, 2)Ariyanayagipuram, 3)Kalaiganapuram, 4)E.Velayuthapuram, 5)S.Duraisamypuram, 6)Vedapatty, 7)Boothalapuram,

0.10 LL capacity of sump @ 1)Maniyachi, 2)Ramachandrapuram, 3)Muthusamypuram, 4)Melavenkatesapuram,

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Infiltration Well No-1 to 16 nos

Repair and Reconditioning of Transfomers

400 KVA Transformer

Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

315 KVA Transformer

Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers

Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of 433KV LV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for hot air chamber treatment for IR value improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour Charges new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers

Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers

Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total III - 2028-2029

Item Rate BoQ

BoQ_Ver4.0

Name of the Bidder/ Bidding Firm / Company :

PRICE SCHEDULE- A4 (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 #

For the year 2026 - 2027 (From 01.04.2026 to 31.03.2027)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 1.21 MLD, 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 etc complete and as directed by TWAD Board officers.Totally 441.65 ML (1.21 X 365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers 63mm to 140mm PVC

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

63 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

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 2.2.5 of General conditions of Contract - Part II - For AC CL - 15 Pipes without MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of AC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

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 2.2.5 of General conditions of Contract - Part II -For AC CL - 15 Pipes with MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and Delivery of MJ collars at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and reconditioning of pump and repair works to Centrifugal Monobloc Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centrifugal Monobloc pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to Submersible Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to HSC Centrifugal Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

25 Amps\440V

32 Amps\440V

70 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI Sluice valve

200 mm CI Sluice valve

65 mm CI Sluice valve

50 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Air Valve

50 mm CI Air Valve

40 mm CI Air Valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI NRV valve

50 mm CI NRV valve

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

65 mm Gate valve

50 mm Gate valve

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

100 Amps MCCB

160 Amps MCCB

Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking

30 KVAR Power Capacitor

10 KVAR Power Capacitor

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Repairs and reconditioning of the following Gensets etc, complete as directed by the TWAD Board Officers.

Thiruppachethi Head works- 100 KVAR

Mugavoor Booster Stations - 10 KVAR

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.30 LL capacity Sump

0.60 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total I - 2026-2027

For the year 2027 - 2028 (From 01.04.2027 to 31.03.2028)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 1.21 MLD, 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 etc complete and as directed by TWAD Board officers.Totally 442.860 ML (1.21 X 366)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers 63mm to 140mm PVC

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

63 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

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 2.2.5 of General conditions of Contract - Part II - For AC CL - 15 Pipes without MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of AC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

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 2.2.5 of General conditions of Contract - Part II -For AC CL - 15 Pipes with MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and Delivery of MJ collars at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and reconditioning of pump and repair works to Centrifugal Monobloc Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centrifugal Monobloc pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to Submersible Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to HSC Centrifugal Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

25 Amps\440V

32 Amps\440V

70 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI Sluice valve

200 mm CI Sluice valve

65 mm CI Sluice valve

50 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Air Valve

50 mm CI Air Valve

40 mm CI Air Valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI NRV valve

50 mm CI NRV valve

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

65 mm Gate valve

50 mm Gate valve

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

100 Amps MCCB

160 Amps MCCB

Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking

30 KVAR Power Capacitor

10 KVAR Power Capacitor

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Repairs and reconditioning of the following Gensets etc, complete as directed by the TWAD Board Officers.

Thiruppachethi Head works- 100 KVAR

Mugavoor Booster Stations - 10 KVAR

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.30 LL capacity Sump

0.60 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total II -2027-2028

For the year 2028 - 2029 (From 01.04.2028 to 31.03.2029)

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector 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 1.21 MLD, 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 etc complete and as directed by TWAD Board officers.Totally 441.65 ML (1.21 X 365)

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers 63mm to 140mm PVC

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

63mm PVC 4KSC

90mm PVC 4 KSC

110mm PVC 4KSC

140mm PVC 4KSC

63 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

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 2.2.5 of General conditions of Contract - Part II - For AC CL - 15 Pipes without MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of AC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of the following sizes of AC pipes and meterials confirming to IS specifications and as amended from time to time and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

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 2.2.5 of General conditions of Contract - Part II -For AC CL - 15 Pipes with MS collar

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and Delivery of MJ collars at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Hard crete oil including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

200mm AC Pipe

250mm AC Pipe

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

200mm AC Pipe

250mm AC Pipe

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and reconditioning of pump and repair works to Centrifugal Monobloc Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centrifugal Monobloc pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to Submersible Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Rewinding of motor and reconditioning of pump and repair works to HSC Centrifugal Pump set including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

25 Amps\440V

32 Amps\440V

70 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI Sluice valve

200 mm CI Sluice valve

65 mm CI Sluice valve

50 mm CI Sluice valve

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

80 mm CI Air Valve

50 mm CI Air Valve

40 mm CI Air Valve

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

250 mm CI NRV valve

50 mm CI NRV valve

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

65 mm Gate valve

50 mm Gate valve

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

100 Amps MCCB

160 Amps MCCB

Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking

30 KVAR Power Capacitor

10 KVAR Power Capacitor

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3 core 6 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

Repairs and reconditioning of the following Gensets etc, complete as directed by the TWAD Board Officers.

Thiruppachethi Head works- 100 KVAR

Mugavoor Booster Stations - 10 KVAR

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.30 LL capacity Sump

0.60 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total III - 2028-2029

Item Rate BoQ

BoQ_Ver4.0

Name of the Bidder/ Bidding Firm / Company :

PRICE SCHEDULE- A5 (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 #

For the year 2026 - 2027 (From 01.04.2026 to 31.03.2027)

Operation and Maintenance of the Electro Mechanical Installations,equipments, pipelines, Valves and appurtenances, Water retaining Structures 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 earmarked quantity to the Beneficiaries as per annexure 12.91 MLD, carrying out the O&M as per Standard Operating procedures, Acts ands rules in force and as directed by Twad Board Officers and excluding cost towards attending leak, burst, repair and replacement works to Electro Mechanical Installations, Consumables for disinfection of Water, cleaning of Water retaining Structures, Electricity etc complete and as directed by TWAD Board officers. Totally 4712.15 ML (12.91 X 365)

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 2.2.5 of General conditions of Contract - Part II - For DI Pipes

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Dewatering using 7.5 HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

DI Pipe of various sizes

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

DI Pipe of various sizes

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

For DI/MS Pipes of Various classes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc.,for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipesconfirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 6 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 6 KSC

160 mm PVC Coupler Fabricated 4 KSC

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40mm Double Air valve

50mm DI Single Air release valve (Duojet Air valve)

80mm DI Single Air release valve (Duojet Air valve)

100mm DI Single Air release valve (Duojet Air valve)

150mm DI Single Air release valve (Duojet Air valve)

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

50 mm Gate valve

65 mm Gate valve

80 mm Gate valve

100 mm Gate valve

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Supply and delivery of the following Electrical works consumables at the site of work to carry out the general maintenance work etc., complete and as directed by TWAD Board Officers.

Digital Voltmeter

Digital Ammeter

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

550 Amps\440V

250 Amps\440V

110 Amps\440V

140 Amps\440V

185 Amps\440V

80 Amps\440V

50 Amps\440V

40 Amps\440V

32 Amps\440V

22 Amps\440V

9 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Upto 5A

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 device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

500Amps MCCB

400 Amps MCCB

200Amps MCCB

150Amps MCCB

100Amps MCCB

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

110 Amps MCCB

300 Amps MCCB

315Amps MCCB

400Amps MCCB

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.25 LL capacity Sump

0.30 LL capacity Sump

0.35 LL capacity Sump

0.40 LL capacity Sump

0.45 LL capacity Sump

0.50 LL capacity Sump

0.55 LL capacity Sump

0.60 LL capacity Sump

0.65 LL capacity Sump

0.70 LL capacity Sump

0.75 LL capacity Sump

0.80 LL capacity Sump

0.85 LL capacity Sump

1.00 LL capacity Sump

1.05 LL capacity Sump

1.10 LL capacity Sump

1.15 LL capacity Sump

1.25 LL capacity Sump

1.50 LL capacity Sump

1.60 LL capacity Sump

1.65 LL capacity Sump

1.70 LL capacity Sump

1.85 LL capacity Sump

2.65 LL capacity Sump

3.60 LL capacity Sump

4.00 LL capacity Sump

4.15 LL capacity Sump

4.65 LL capacity Sump

6.25 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total I - 2026-2027

For the year 2027 - 2028 (From 01.04.2027 to 31.03.2028)

Operation and Maintenance of the Electro Mechanical Installations,equipments, pipelines, Valves and appurtenances, Water retaining Structures 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 earmarked quantity to the Beneficiaries as per annexure 13.08 MLD, carrying out the O&M as per Standard Operating procedures, Acts ands rules in force and as directed by Twad Board Officers and excluding cost towards attending leak, burst, repair and replacement works to Electro Mechanical Installations, Consumables for disinfection of Water, cleaning of Water retaining Structures, Electricity etc complete and as directed by TWAD Board officers. Totally 4787.28 ML (13.08 X 366)

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 2.2.5 of General conditions of Contract - Part II - For DI Pipes

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Dewatering using 7.5 HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

DI Pipe of various sizes

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

DI Pipe of various sizes

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

For DI/MS Pipes of Various classes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc.,for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipesconfirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 6 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 6 KSC

160 mm PVC Coupler Fabricated 4 KSC

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40mm Double Air valve

50mm DI Single Air release valve (Duojet Air valve)

80mm DI Single Air release valve (Duojet Air valve)

100mm DI Single Air release valve (Duojet Air valve)

150mm DI Single Air release valve (Duojet Air valve)

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

50 mm Gate valve

65 mm Gate valve

80 mm Gate valve

100 mm Gate valve

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Supply and delivery of the following Electrical works consumables at the site of work to carry out the general maintenance work etc., complete and as directed by TWAD Board Officers.

Digital Voltmeter

Digital Ammeter

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

550 Amps\440V

250 Amps\440V

110 Amps\440V

140 Amps\440V

185 Amps\440V

80 Amps\440V

50 Amps\440V

40 Amps\440V

32 Amps\440V

22 Amps\440V

9 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Upto 5A

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 device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

500Amps MCCB

400 Amps MCCB

200Amps MCCB

150Amps MCCB

100Amps MCCB

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

110 Amps MCCB

300 Amps MCCB

315Amps MCCB

400Amps MCCB

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.25 LL capacity Sump

0.30 LL capacity Sump

0.35 LL capacity Sump

0.40 LL capacity Sump

0.45 LL capacity Sump

0.50 LL capacity Sump

0.55 LL capacity Sump

0.60 LL capacity Sump

0.65 LL capacity Sump

0.70 LL capacity Sump

0.75 LL capacity Sump

0.80 LL capacity Sump

0.85 LL capacity Sump

1.00 LL capacity Sump

1.05 LL capacity Sump

1.10 LL capacity Sump

1.15 LL capacity Sump

1.25 LL capacity Sump

1.50 LL capacity Sump

1.60 LL capacity Sump

1.65 LL capacity Sump

1.70 LL capacity Sump

1.85 LL capacity Sump

2.65 LL capacity Sump

3.60 LL capacity Sump

4.00 LL capacity Sump

4.15 LL capacity Sump

4.65 LL capacity Sump

6.25 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total II -2027-28

For the year 2028 - 2029 (From 01.04.2028 to 31.03.2029)

Operation and Maintenance of the Electro Mechanical Installations,equipments, pipelines, Valves and appurtenances, Water retaining Structures 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 earmarked quantity to the Beneficiaries as per annexure 13.23 MLD, carrying out the O&M as per Standard Operating procedures, Acts ands rules in force and as directed by Twad Board Officers and excluding cost towards attending leak, burst, repair and replacement works to Electro Mechanical Installations, Consumables for disinfection of Water, cleaning of Water retaining Structures, Electricity etc complete and as directed by TWAD Board officers. Totally 4828.95 ML (13.23X 365)

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 2.2.5 of General conditions of Contract - Part II - For DI Pipes

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Dewatering using 7.5 HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers

DI Pipe of various sizes

Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers

DI Pipe of various sizes

Supply and delivery of Lead wool for leak work inculding loading, unloading transporting charges etc., complete and as directed by the TWAD Board officers.

DI Pipe of various sizes

Refilling with excavated soil (other than sand) complying with standard specification complete and as directed by the TWAD Board officers.

For DI/MS Pipes of Various classes

Attending Burst 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 incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers

Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc.,for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.

PVC Pipe of Various classes

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

Supply and delivery of the following sizes of unplastisized PVC Rigid pipesconfirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.

50mm PVC 6KSC

63mm PVC 4KSC

75mm PVC 4KSC

90mm PVC 4 KSC

90mm PVC 6 KSC

110mm PVC 4KSC

140mm PVC 4KSC

140mm PVC 6 KSC

160mm PVC 4KSC

50 mm PVC Coupler Fabricated 6 KSC

63 mm PVC Coupler Fabricated 4 KSC

75 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 4 KSC

90 mm PVC Coupler Fabricated 6 KSC

110 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 4 KSC

140 mm PVC Coupler Fabricated 6 KSC

160 mm PVC Coupler Fabricated 4 KSC

Rewinding of Motors in Pumping stations in the Electrical, Mechanical and Electro mechanical items to bring back the Scheme/Components into normal running condition as per specification including all labour charges, Cost of materials and all incidental charges within stipulated time limit etc complete as specified in Clause 2.2.6 of General conditions of contract Part II

Rewinding of motor and repair works to Vertical Turbine Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and repair works to Centifugal HSC Motors including cost of all materials, conveyance charges, labour charges for removing and re-erection of Centifugal HSC Motots etc., complete and as directed by TWAD Board Officers.

Rewinding of motor and reconditioning of pump and repair works to Open Well Submersible Pump Sets including cost of all materials, conveyance charges, labour charges for removing and re-erection of Submersible pumpsets etc., complete and as directed by TWAD Board Officers

Carrying out the 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 specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II.B74 complete and as directed by the TWAD Board officers.

Repair and reconditioning works to Vertical Turbine Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Repair and reconditioning works to HSC centrifugal Pumpset including cost of all material (exluding Bronze impeller ), conveyance ,labour charges for removing and re-erection of centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers.

Attending Repair, Rectification and reconditioning of CI Sluice valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI non return valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

Attending Repair, Rectification and reconditioning of CI Double Air Valve and DI single chamber air valve including cost of all materials, conveyance, labour charges for removeing and re-erection etc., complete and as directed by TWAD Board Officers

40mm Double Air valve

50mm DI Single Air release valve (Duojet Air valve)

80mm DI Single Air release valve (Duojet Air valve)

100mm DI Single Air release valve (Duojet Air valve)

150mm DI Single Air release valve (Duojet Air valve)

Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers

50 mm Gate valve

65 mm Gate valve

80 mm Gate valve

100 mm Gate valve

Attending cable fault in Infiltration well at Headworks

Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers.

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying below GL including earth work

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Jonting the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers

3.50 core 400 Sq. mm aluminium cable

3.50 core 300 Sq. mm aluminium cable

3 core 185 Sq. mm aluminium cable

3 core 120 Sq. mm aluminium cable

3 core 50 Sq. mm aluminium cable

3core 35 Sq. mm aluminium cable

3core 25 Sq. mm aluminium cable

Supply and delivery of the following Electrical works consumables at the site of work to carry out the general maintenance work etc., complete and as directed by TWAD Board Officers.

Digital Voltmeter

Digital Ammeter

Supply, delivery and fixing of Electro magnetic contactors of suitable capacity in AC Three Phase rating, conforming to IS/IEC 60947-4-1 etc., complete and as directed by TWAD Board Officers

550 Amps\440V

250 Amps\440V

110 Amps\440V

140 Amps\440V

185 Amps\440V

80 Amps\440V

50 Amps\440V

40 Amps\440V

32 Amps\440V

22 Amps\440V

9 Amps\440V

Supply, delivery and fixing of 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 etc., complete and as directed by TWAD Board Officers.

Upto 5A

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 device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers

Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS with ISI marking etc., complete and as directed by TWAD Board Officers.

Supply and delivery of following Range AMPS 4 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

500Amps MCCB

400 Amps MCCB

200Amps MCCB

150Amps MCCB

100Amps MCCB

Supply and delivery of following Range AMPS 3 Pole Moulded Case Circuit Breaker (MCCB) with Thermo Magnetic Release inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board Officers.

63 Amps MCCB

110 Amps MCCB

300 Amps MCCB

315Amps MCCB

400Amps MCCB

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 inside of compartment completely, scouring/ dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of Bleaching Powder/ Solution etc complete and as directed by TWAD Board Officers

Desilting light or sandy soil or silt from infiltration wells below water level including the charges for special tools and plants and air compressor etc.complete and as directed by TWAD Board Officers

Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers

0.25 LL capacity Sump

0.30 LL capacity Sump

0.35 LL capacity Sump

0.40 LL capacity Sump

0.45 LL capacity Sump

0.50 LL capacity Sump

0.55 LL capacity Sump

0.60 LL capacity Sump

0.65 LL capacity Sump

0.70 LL capacity Sump

0.75 LL capacity Sump

0.80 LL capacity Sump

0.85 LL capacity Sump

1.00 LL capacity Sump

1.05 LL capacity Sump

1.10 LL capacity Sump

1.15 LL capacity Sump

1.25 LL capacity Sump

1.50 LL capacity Sump

1.60 LL capacity Sump

1.65 LL capacity Sump

1.70 LL capacity Sump

1.85 LL capacity Sump

2.65 LL capacity Sump

3.60 LL capacity Sump

4.00 LL capacity Sump

4.15 LL capacity Sump

4.65 LL capacity Sump

6.25 LL capacity Sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection 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 / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers

Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers.

Total III- 2028-2029