REPAIR MAINTENANCE OF UNSERVICEABLE SUBMERSIBLE CENTRIFUGAL PUMPS SETS INCLUDING ALLIED WORKS UNDER AGE E M OF GE BENGDUBI MIL STN

Amount

M&L for Dismantling & Lifting the Submersible Pumping Set of any capacity with 20HP Motor from deep Tube well/Shallow well/Jackwell/Openwell complete with column pipe upto any depth by using chain pulley and allied T&P, Dismantel the Pump-Motor set, Check the serviceability of Motor and Pump separately complete all as specified and directed. Note:- Lifting of pump set will be carried out by experienced mechanic, Any damage to pump-motor set during lifting from well shall be the responsibility of the contractor and the same shall be repaired /rectified by the contractor at his own cost.

All as item No 01 here-in-before but 15/12.5 HP motor complete all as specified and directed.

All as item No 01 here-in-before but 10/7.5 HP motor complete all as specified and directed.

All as item No 01 here-in-before but 3/5 HP motor complete all as specified and directed.

M&L for dismantling of Submersible pumping-set and Tranportation the Motor 3 phase 50 Hz 415 Volts AC of capacity 20 HP to workshop and cutting the burn winding and cleaning thoroughly by using by chemicals/petrol and rewinding the same with appropriate guage of copper winding wire and re-assembling the motor and applying two coats of anti corrosive paint and testing complete all as specified and directed. Note:- Bearing of motor as required at site shall be measured and paid separately under respective item of this schedule

All as item No 05 here-in-before but 15/12.5 HP motor complete all as specified and directed.

All as item No 05 here-in-before but 10/7.5 HP motor complete all as specified and directed.

All as item No 05 here-in-before but 3/5 HP motor complete all as specified and directed.

M&L for dismentling of submersible pumping-set and tranportation the Pump of 3/5/ 7.5/ 10 HP capacity motor to workshop for repair the complete as segregating the serviceable parts for re-use and removing the defective parts, including repair the pump throughly machine work and re-assembling the pump set after to the entire satisfaction of Engr-in-charge. Note:- New spares shall be measured and paid separately under respective item of this schedule

All as item No 09 here-in-before but Pump of 12.5/15/20 HP capacity motor complete all as specified and directed.

Supply only the following spares for submersible Pump 3/5/7.5/10 HP complete all as specified and directed.

Bowl assy

Hax bolt and nuts

Impeller key

Rubberised bush

Valve 'O' ring.

Impeller

Sleeve

Stage casing

Bearing top

Pump shaft

Strainer

O' ring

Supply the following spares for submersible Pump 15/20/12.5 HP complete all as specified and directed.

Bowl assy

Hax bolt and nuts

Impeller key

Rubberised bush

Valve 'O' ring.

Impeller

Sleeve

Stage casing

Bearing top

Pump shaft

Strainer

O' ring

High quality Steel rope with PVC Caoted of size 10 Sqmm

High quality 'U' Clamp with nuts of size 12 Sqmm

M&L for Re-assembling & Lowering the Submersible Pumping Set of any capacity with 20HP Motor to deep Tube well/Shallow well/Jackwell/Openwell complete with column pipe upto any depth and replacement of new gasket between two column pipe by using chain pulley and allied T&P, Making all electrical connection and commssioning testing complete on full load to the entire satisfaction of Engr-in-charge. (Note:- Lifting of pump set will be carried out by experienced mechanic, Any damage to pump-motor set during lifting from well shall be the responsibility of the contractor and the same shall be repaired /rectified by the contractor at his own cost.

All as item No 13 here-in-before but 15/12.5 HP motor complete all as specified and directed.

All as item No 13 here-in-before but 10/7.5 HP motor complete all as specified and directed.

All as item No 13 here-in-before but 3/5 HP motor complete all as specified and directed.

Taking out of old existing 20 HP induction motor of centrifugal pumping-set of (MAKE - Kirloskar /Crompton etc) 3 phase 415 volts 50 Hz from the existing position after disconnecting all electrical cable earthing and pipe line/pump connection and transportation to workshop and dismantling the motor and rewinding the same with existing guage super enamelled copper wire varnishing the same and heating properly in heat chamber, re-assembling the motor after replacement of DE/NDE bearing terminal box and all rusted nut and bolts and install the same to the existing position and apply two coats of synthetic enamel paint after successfully repairs and commssioning testing complete on full load to the entire satisfaction of Engr-in-charge. Note:- Bearing of motor as required at site shall be measured and paid separately under respective item of this schedule..

All as item No 17 here- in -before but 15 HP motor complete all as specified and directed.

All as item No 17 here- in -before but 100/75 HP motor complete all as specified and directed.

All as item No 17 here- in -before but 5 HP motor complete all as specified and directed.

All as item No 17 here- in -before but 3 HP motor complete all as specified and directed.

All as item No 17 here- in -before but 0.5/0.75/1.0 HP motor complete all as specified and directed.

Taking out of centrifugal pump set (Make - KSB/Kirloskar/Pluga capacity 12500 GPH of 23 mtr head) from foundation after disconnecting from motor /suction and delivery pipe and transportation to workshop, dismantling the same and segregating of serviceable and unserviceable parts repairing and overhauling the pump set after replacement of the following parts and machine work and re-setting to the existing position connecting motor /all pipe line and commissioning and testing on full load to the entire satisfaction of Engr-in-Charge including two coats of synthetic enamel paint over a coat of primer including preparation of old painted surfaces complete all as speicified and directed with the followings. (i) Pump shaft - 01 No. (ii) Impeller C9 - 02 No.(iii) Impeller kep - 01 No. (iv) Casing ring - 01 No. (v) Stuffing box bush - 01 No. (vi) Water deflector - 01 No.(vii) Bolts & Nuts - 02 Nos (viii) Shaft Sleeve - 02 Nos (ix) Lantern ring - 02 Nos (x) Gland - 02 Nos (xi) Cartige for bearing - 02 Nos Note :- Ball bearings and spare parts of pump as required at site shall be measured and paid separately under respective items of this schedule.

All as item No. 23 here-in-before but pump (Make - Kirloskar) type KDS-515 of 1250 LPS at 15 mtr head.

All as item No. 23 here-in-before but pump (Make - Kirloskar) 1400 LPS at 90 mtr head .

All as item No. 23 here-in-before but 1780 LPS of 30 Mtr head (Make - Kirloskar)

All as item No. 23 here-in-before but pump type LC /SP DP 12500 GPH of 26 mtr head.

All as item No. 23 here-in-before but pump type Non Clogging of capacity 15 HP Model No. NKB (WB)

All as item No. 23 here-in-before but pump type Non Clogging of capacity 3/5 HP.

All as item No. 23 here-in-before but pump set of capacity 100 HP.Make- Kirloskar

All as item No. 23 here-in-before but pump set of capacity 3 HP.Make- Kirloskar

All as item No. 23 here-in-before but pump set of capacity 1 HP.Make- Kirloskar

Supply only the following bearing for pump and motor complete all as specified and directed. Make - SKF/TATA/NBC.

Bearing No. 6313

Bearing No. 6310

Bearing No. 3310

Bearing No. 208

Bearing No. 6311

Bearing No. 6409

Bearing No. 335

Bearing No. 7310

Taking down old and unserviceable Pump set starter and Supply & fixing of fully automatic 3Ph, 415V, 50Hz, Pumpset star delta starter for 30.0 HP in sheet metal enclosure with the following protection complete all as specified and directed. (i) Single Phase (ii) Overload (iii) Phase Reversal (iv) Dry run (v) Phase Imbalance (vi) Over & under voltage. Make : C&S/ L&T/BCH/ABB/Siemens

All as per item no. 34 here-in-before but pumpset star delta starter for 20.00 HP

All as per item no. 34 here-in-before but pumpset star delta starter for 10 to 15.00 HP

All as per item no. 34 here-in-before but pumpset 02 HP

Supply and fixing CI foot valve conforming to IS-4038 ISI marked complete all as specified of 80 mm size complete all as specified and directed. Make - KIRLOSKAR/ Upadhyay/ ZOLOTO/Kartar

All as per item No. 38 here-in-before but 100 mm size.

All as per item No. 38 here-in-before but 150 mm size

All as per item No. 38 here-in-before but 200 mm size

Supply and fixing and jointing flat submersible cable of size 6sqmm 3 core 80/0.4 PVC insulated and sheathed stranded copper conductor cable including testing and taking out old unserviceable cable complete all as specified and directed.

All as per item no. 42 here-in-before but 10sqmm 3 core 84/0.3

Taking down unserviceable single phase preventor and Supply and fixing Single Phase Preventor Relay SPPR type Sz5 (6 wire), 415 volt complete all as specified and directed. Make:- L&T Cat no. ST92166OOOO in L&T /Legrand

S&F the following components of pump-motor panel/starter complete all as specified and directed.

04 pole power contactor MU AC3 25 KA complete all as specified and directed. Make - L&T Cat No CS94008 or equivalent Model of ABB / HAVLLLS

Bimetal over load relay MU 20 - 32 amps complete all as specified and directed. Make - L&T Cat No CS90207OOEO or equivalent Model of ABB / HAVLLLS

03 pole power contactor type MNX AC 3 rating 110 amps, AC 1 rating 160 amps Make - L&T Cat No. CS94137 or equivalent Model of ABB / HAVLLLS

Excavation in trenches not exceeding 1.50 m wide and 1.5 mtr depth for foundation etc, not exc 10 sqm on plan and getting out in soft/loose soil complete all as specified and directed.

Returning filling in including spreading, leveling watering and well ramming in layers not exc 25cm thick complete all as specified and directed.

Removing excavated materials (soils) not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and directed.

M&L for PCC 1:4:8 type C2 using 40 mm graded stone aggregate for making good the road/path etc complete all as specified and directed.

M&L Cement concrete 1:2:4 type B1 using 20 mm graded crushed stone aggregate in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and directed.

M&L for rendering 15mm thickin on fair faces of brick or concrete surfaces in cement mortar 1:4, finished surfaces fair and smooth without using extra cement complete all as specified and directed.

M&L for surface dressing averaging 15cm depth in soft/loose soil for cleaning and cutting/removal of green vegetation in and around the installations and removal of the soil outside of the installation including spreading thin layer of anti vegetation chemical to prevent abnormal growth of grass/bushes complete all as specified and directed.

M&L for PP-R ( Polyproppylene random co-polymer ) IS-15801, 3- layer ( Outer green coloured UV stabilised , middle black coloured UV stabilized and innermost layer white coloured with anti-microbial property ) having thermal stability for hot and cold water supply Pipes with all fittings laid in trenches for 63mm bore OD ( PN 16/ SDR 7.4) complete all as specified and directed. Make: SFMC/Fusion/Reliance

All as per item No. 53 here-in-before but 40 mm bore OD ( PN 16/ SDR 7.4)

M&L for attending pipe line break down of CI pipe of 80 mm dia by making lead joint with lead and spun yarn and moulding clay including taking up/down pipe using chain pulley or rope and excavation in any type of soil,returning filling and removal of soil including testing of pipe line complete all as specified and directed.

All as per item No. 57 here-in-before but CI pipe of dia 100 mm

All as per item No. 57 here-in-before but CI pipe of dia 150 mm

All as per item No. 57 here-in-before but CI pipe of dia 200 mm

Taking down unserviceable gate valve 20mm/25mm/40 mm & 50mm dia complete all as specified and directed.

S&F Gun metal gate valve, Cast Copper alloy, screwed down high pressure with Crutch or Butterfly handle screwed both ends for iron pipe complete all as specified and directed for the following size:-

M&L for drilling and tapping cast iron water mains (in position) for branch connections of internal dia 20mm complete all as specified and directed.

Taking down unserviceable CI sluice valve 80mm dia complete all as specified and directed.

Taking down unserviceable CI sluice valve 100mm dia complete all as specified and directed.

Taking down unserviceable CI sluice valve 150mm dia complete all as specified and directed.

S&F sluice valve cast iron confirming to IS : 14846 both end flanged with S/S spindle with nut class PN - 1.0 ISI marked complete with hand wheel nuts, bolts, washers & rubber gusket etc for the following sizes complete all as specified and directed. Make - Upadhya/Sant/Kirloskar/Kartar

80 mm bore

100 mm bore

150 mm bore

Labour only for opening of CI sluice valve of size 80/100/150 mm dia and repair with gland packing , adjust the gate, and refixing in original position complete all as specified and directed.

Labour only for opening of CI sluice valve of size 200/225/250/300 mm dia and repair with gland packing , adjust the gate, and refixing in original position complete all as specified and directed.

Labour only for opening of CI sluice valve of size 250/300 mm dia and repair with gland packing , adjust the gate, and refixing in original position complete all as specified and directed.

M&L for construction of brick masonry valve pit chamber of size 1200x1200x900mm (internal dimension) with one brick thick wall in cement mortar 1:4 on base concrete 100mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) as in foundation of chamber including finished the surfaces of concrete even and smooth , and 15mm thick rendering in cement mortor (1:4) internally and externally up to 15cm below ground level, providing valve pit cover made of 150 mm thick RCC Slab in cement concrete 1:1.5:3 type B1 using 20mm graded stone aggregate having reinforcement 12mm dia both way @ 150mm c/c in double layer including necessary formwork and provision of opening for valve operation as directed and including two coat cement based paint and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

M&L for construction of brick masonry valve pit chamber of size 900x900x900mm (internal dimension) with one brick thick wall in cement mortar 1:4 on base concrete 100mm thick PCC 1:4:8 type D-2 (using 40mm graded stone aggregate) as in foundation of chamber including finished the surfaces of concrete even and smooth , and 15mm thick rendering in cement mortor (1:4) internally and externally up to 15cm below ground level, providing valve pit cover made of 150 mm thick RCC Slab in cement concrete 1:1.5:3 type B1 using 20mm graded stone aggregate having reinforcement 12mm dia both way @ 150mm c/c in double layer including necessary formwork and provision of opening for valve operation as directed and including two coat cement based paint and necessary excavation and earth work in soft/loose soil including dismantling of existing valve pit complete all as specified & directed.

Supply, lowering, jointing and testing 100 mm bore & 3 Metre long mild steel (ERW) pipe with wall thickness not less than 4.8 mm (ISI marked with IS No 3581, Latest Edition with updated errata/amendments) and having both ends flanged duly provided with heavy duty mild steel flanges not less than 10mm thick, screwed & Welded inside and outside, having 08 Nos predrilled holes of required size including provision of jointing materials i.e. rubber gasket, nuts, bolts, washers, also painting the external surfaces of pipe with 2 coats of anti corrosive paint, complete all as specified and directed. Make of pipe: TATA/JINDAL/PRAKASH.

Supply, lowering, jointing and testing 150 mm bore & 3 Metre long mild steel (ERW) pipe with wall thickness not less than 4.8 mm (ISI marked with IS No 3581, Latest Edition with updated errata/amendments) and having both ends flanged duly provided with heavy duty mild steel flanges not less than 10mm thick, screwed & Welded inside and outside, having 08 Nos predrilled holes of required size including provision of jointing materials i.e. rubber gasket, nuts, bolts, washers, also painting the external surfaces of pipe with 2 coats of anti corrosive paint, complete all as specified and directed. Make of pipe: TATA/JINDAL/PRAKASH.

Development / cleaning of tube well using Air Compressure of minimum 350 psi, 600cfm pressure till sand/mud free water of the potable quality if obtained, complete all as specified and directed. Note:- i) All the T& P, Fuel, resources required for the development shall be arranged by the contractor at his own cost and the Quoted rates shall be deemed to include for all the above elements, ii) Rate of motor dismantling, lifting, Re-assembling, re-connecting and wiring will be considered saperately under respective item.

M&L for earthing complete with galvanised steel earth plate electrode 60 x 60 cm x 6 mm thick buried directly in ground ( earth pit not less than 2.25 M deep below ground level) with top edge of the plate not less than 1.5 Meter below normal ground level connected to GI strip 25x4 by means of bolts, nuts , check nuts and washers of GI and GI tubing 20 mm bore light grade for earth lead protection up to main earth test point and including concrete pit in PCC (1:3:6) type C1 pre cast RCC (1:2:4) type B1 using 20mm graded stone aggregate cover slab 54 x 54 x 5 cm with one handle for lifting made out of 8 mm dia MS bar, wire mesh, 20 mm bore GI tubing (LG) for watering, charcoal or coal and salt in alternate layers including excavation earth work complete all as specified and directed electrical plate No. 3 of SSR part - I

M&L for six stage cleaning and sterloization inside the existing RCC UG water well (Jack well/Shallow well) of capacity 88000 gallon(approx) Size::Dia 6M, Depth-15 M through bacterological treatment using TERBAC-G%. TERBAC-G65 or eqct at pump House included suitable staging for lowering & instllation of pump at any depth as required at site all directed by Engr-in -charge incl seven stages are as uinder:- (a) First stage is to drain out the water by using exit valve or our own high capacity dewatering system. (b) Second stage is cleaning all ther algae formation side inside the tank uising TERBAC G10 or equivalent a laboratory tested branded chemical of the company and scrubbing the walls of tanks. (c) Third stage is scrubbing the walls with mechanised scrubber & fresh cleaning. (d) Fourth stage is and first bacteria screening is sterilisation by using TERBAC-G5 or equivalent a Govt Laboratory certified branded halogen compound test certificate of TERBAC -G5 or equivalent from PHED or Authorised labaratory mentioning suitablity for sterilization should be submitted to the office before using for sterilization. (e) Fifth stage is cleaning the floor of the water tank. (f) Sixth stage of cleaning and third bacteria screening is to sterilize the floor of the water well by the using loaboratory certified branded strong oxidizing agent TERBAC-G65 or equivalent test certified of of TERBAC-G65 or equivalent from PHED or authorised laboratory mentioning suitability for sterilizarion should be submitted to the office before using for sterilizarion

M&L for six stage cleaning and sterloization inside the existing RCC overhead water tank of capacity 75000 gallon through bacteriological treatment by using TERBAC-G5, TERBAC-G65 or equivalent at pump house at any height (as per site requirement) all directed by Engr-in-charge including stagging seven stage are as under:- (a) First stage is to drain out the water by using exit valve or our own high capacity dewatering system. (b) Second stage is cleaning all ther algae formation side inside the tank uising TERBAC G10 or equivalent a laboratory tested branded chemical of the company and scrubbing the walls of tanks. (c) Third stage is scrubbing the walls with mechanised scrubber & fresh cleaning. (d) Fourth stage is and first bacteria screening is sterilisation by using TERBAC-G5 or equivalent a Govt Laboratory certified branded halogen compound test certificate of TERBAC -G5 or equivalent from PHED or Authorised labaratory mentioning suitablity for sterilization should be submitted to the office before using for sterilization. (e) Fifth stage is cleaning the floor of the water tank. (f) Sixth stage of cleaning and third bacteria screening is to sterilize the floor of the water well by the using loaboratory certified branded strong oxidizing agent TERBAC-G65 or equivalent test certified of of TERBAC-G65 or equivalent from PHED or authorised laboratory mentioning suitability for sterilizarion should be submitted to the office before using for sterilizarion

Taking sample of water from Jackwell /sump wells/ borewell/ User end and getting tested from PHED Raw water test to be carried out by Directorate of PUBLIC HEALTH ENGINEERRING OFFICE by collection of sample from source of water physical and chemical and BACTERIOLOGICAL ANALYSIS to be carried out in every monthss report shall be submitted to the Engr-in-Charge.

Supply, fixing and testing digital electromagnetic water flow meter SS 316 size 80 mm flanged end. Media - ETP/STP/Water/ Process fluids. MOC for flow tubes : SS 304. Coil Hosting - MS (Powder coared). Min conductivity reqd - 5 micron Seimens/cm. Supply voltage - 230 VAC, display LED /LCD : intergral digital output 4 - 20 mA. Accuracy +/- 5% of measured value . Para meters displayed : Flow Totalizer including all necessary accessories as approved complete all as specified and directed.

Supply, fixing and testing digital electromagnetic water flow meter SS 316 size 100 mm flanged end. Media - ETP/STP/Water/ Process fluids. MOC for flow tubes : SS 304. Coil Hosting - MS (Powder coared). Min conductivity reqd - 5 micron Seimens/cm. Supply voltage - 230 VAC, display LED /LCD : intergral digital output 4 - 20 mA. Accuracy +/- 5% of measured value . Para meters displayed : Flow Totalizerincluding all necessary accessories as approved complete all as specified and directed.

(Note : The Scope of Work contained in 'Sch of Credit' amounting to Rs. 44477.24 (refer Tender Srl Page No 30). The Quoted sum shall be arrived at after deducting the amount of “Sch of Credit” from the total amount of the ‘BoQ’

M/S R. K. INDUSTRIES

M/S Vaishno Constructions

S K ENTERPRISE

NAYAK BROTHERS

M/S KAR CONSTRUCTION

KD SAHA and CO.INDIA

J T ENTERPRISE

M/S POWER ENGINEERS