REPAIR MAINT OF EXTERNAL PIPE LINES, GATE VALVES, SLUICE VALVES AND REAPIR OF CENTRIFUGAL PUMP AND MOTORS AND FLUSHING/CLEANING MAINTENANCE OF BOREWELLS, REPAIR/REPLACEMENT OF SUBMERSIBLE CABLES, COLUMN PIPE, SUBMERSIBLE PUMP MOTORS AND CONNECT

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying of GI tubing in trenches and getting out all in hard and dense soil complete all as specified and directed by Engineer-in-charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and directed by Engineer-in-Charge.

Removing excavated material (soil) to a distance not exceeding 50 mtrs and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed by Engineer-in-charge.

Taking up or down old unserviceable DI/ PPR/GI tubing connection pipe 20 mm dia including disconnection of fittings from tubing where required and cleaning for refixing or removal from site complete all as specified and directed by Engineer-in-charge.

Description all as per item Srl No. 4.00 here in before but PPR/GI pipe 25 mm dia

Description all as per item Srl No. 4.00 here in before but PPR/GI pipe 32 mm dia

Description all as per item Srl No. 4.00 here in before but PPR/GI pipe 40 mm dia

Description all as per item Srl No. 4.00 here in before but GI/PPR pipe 50 mm dia

Description all as per item Srl No. 4.00 here in before but DI/GI pipe 80 mm dia

Description all as per item Srl No. 4.00 here in before but DI Pipe of 100 mm bore

Supply & laying GI pipe, Med grade 20 mm dia complete with fittings (such as bends, elbows, tees, short pieces, connectors, caps, plugs, unions and screwed socket joints etc) laid in trenches complete as directed by Engr-in-Charge. Note:- When pipe laid in straight line then the 3rd length is required to be connected by union.

Description all as per item Srl No. 11.00 here in before but GI pipe, Med grade 25 mm dia

Description all as per item Srl No. 11.00 here in before but GI pipe, Med grade 32 mm dia

Description all as per item Srl No. 11.00 here in before but GI pipe, Med grade 40 mm dia

Description all as per item Srl No. 11.00 here in before but GI pipe, Med grade 50 mm dia

Description all as per item Srl No. 11.00 here in before but GI pipe, Med grade 80 mm dia

Description all as per item Srl No. 11.00 here in before but DI pipe of 100 mm dia

Taking down old unserviceable gate valve / stop valve of any size complete all as specified and directed by Engineer-in-charge.

Supply and fixing gun metal, globe or gate valve for 50 mm dia pipe with iron wheel head, screwed both ends ISI marked complete all as specified and directed by Engineer-in-charge.

Supply and fixing gun metal, globe or gate valve for 25 mm dia pipe with iron wheel head, screwed both ends ISI marked complete all as specified and directed by Engineer-in-charge.

Description all as per item Srl No. 20.00 here in before but 20mm size.

M&L for run lead joint for 100 bore CI/DI pipe complete all as specified and directed by Engineer-in-charge.

S&F 20 mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule complete all as specified and directed by Engineer-in-charge.

Description all as per item Srl No. 23.00 here in before but 25 mm bore all as specified and direceted.

Taking down old unserviceable CI sluice valve for 80/100 mm dia pipe ccomplete all as specified and directed by Engineer-in-charge.

Supply & fixing cast iron sluice valve for water supply purposes with CI drilled flanged end internally cast for 100 mm nominal bore class PN 1.6 horizontal type conforming to IS 760, ISI marked with stainless steel spindle & iron wheel non using type including jointing material complete such as rubber assertion packing rings with requisite no of nuts & bolts , washers of requisite size etc complete all as specified and directed by Engineer-in-charge.

Description all as per item Srl No. 26.00 here in before but sluice valve internally cast for 80 mm nominal bore.

Material and labour for valve chamber on existing chamber foundation with 230mm thick brick wall in CM 1:6, 75mm thick coping in PCC 1:4:8 (Type B1), 15mm thick plaster in CM 1:4 over all internal and external wall surface,50x50x5mm thick MS Angle iron frame and 3.0 mm thick MS chequd plate cover with hinges and necessary locking arrangements painting with two coats of synthetic enamel paint over one coat of red oxide primer all as specified and directed including dismantling and removal of existing damaged chamber except PCC foundation of internal size 900mm x 900mm x 900mm. complete all as specified and directed by Engineer-in-charge.

Making connection of PP-R distribution branch with PP-R main of size 16 to 40 mm bore by providing and fixing tee including cutting and making fusion joint etc. complete all as specified and directed by Engineer-in-charge.

Making connection of PP-R distribution branch with PP-R main of size 50 to 75 mm bore by providing and fixing tee including cutting and making fusion joint etc. complete all as specified and directed by Engineer-in-charge.

M&L for servicing of centrifugal pump electric driven AC 3 Phase 415 volt 30 HP capacity by replacing of unserviceable terminal blocks and 2 Nos bass bearing, bushes and bolts and nuts and re-assembling same incl varnishing with super enamelled varnish to motor winding at site including testing complete all as specified by Engineer-in-Charge.

M&L for Lifting and lowering of defective submersible pump set 5 to 15 HP including motor with suitable T&P and safety precautions of any type and size from the bore well along with column pipe including disconnection electric and water supply connection as required and aside for re-use after repair, complete all as specified and directed by Engineer-In-Charge.

M&L for Rewinding of submersible pump motor with heavy duty ISI marked superior quality water proof rewinding copper wire of suitable gauge for 10 to 15 hp submersible pump set including opening/dismantling of motor removing rotor & unserviceable parts ,replacement of insulating materials, filling of material on the worn out/under size spot of shaft by welding or any other process and machining/grinding or any other process to make the shaft to proper size and fixing of following unserviceable parts with new one,assembling & testing on completion all as specified and directed by Engr-in-Charge.

M&L for Rewinding of submersible pump motor with heavy duty ISI marked superior quality water proof rewinding copper wire of suitable gauge for 5 to 7.5 hp submersible pump set including opening/dismantling of motor removing rotor & unserviceable parts ,replacement of insulating materials, filling of material on the worn out/under size spot of shaft by welding or any other process and machining/grinding or any other process to make the shaft to proper size and fixing of following unserviceable parts with new one,assembling & testing on completion all as specified and directed by Engr-in-Charge.

Dismantling/ Disconnecting Monoblock cetrifugal pump 2 HP from the site and S&F Monoblock cetrifugal pump 2 HP complete all as specified and dierected by Engr-in-charge.

Dismantling/ Disconnecting Monoblock cetrifugal pump 1 HP from the site and S&F Monoblock cetrifugal pump 1 HP complete all as specified and dierected by Engr-in-charge.

S&F in replacement gunmetal foot valve 80mm dia complete all as specified and directed by Engineer-in-Charge.

S&F in replacement gunmetal foot valve 40mm dia complete all as specified and directed by Engineer-in-Charge.

Construction of Lorry filling point of size 0.6m x 0.6m x 5m using precast cement concrete solid block masonary type C-1, 1:3:6 (20mm graded stone aggregate), exceeding 10cm in width and setting in cement mortal 1:4 over 150mm thick PCC 1:3:6 (nomival mix) type C-2 (using 40 mm graded crushed stone aggregates) complete, 10mm thick rendering in cement mortar 1:4 on block work, surface finished even & smooth without using extra cement inxluding earthwork complete, 1/6 of complete height is using as foundation of Lorry filling point, incl Dismantling of unserviceable Lorry filling point of any size all as specified and directed by Enginner-in-Charge.

S&F in replacement Rotational moulded polyethylene 1000 Ltr capacity water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I (2009) complete all as specifiedand directed by Engineer-in-Charge.

S&F in replacement Rotational moulded polyethylene 500 Ltr capacity water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I (2009) complete all as specifiedand directed by Engineer-in-Charge.

S&F in replacement Puff tank of 1000 Ltr capacity, insulated cylinderical vertical type double layer duly filled with glass wool with closed top hoisted and to resist in temperature between -30 degree to +35 degree celcius fixed in position with all fittings complete all as specified and directed by Engineer-in-Charge.

S&F in replacement star delta stater 3 phase 415 V suitable for 30 HP monoblock/centrifugal pump set and making all necessary connection, complete all as specified and dierected by Engr-in-charge.

M&L for Cleaning and removing all scales and dirt etc from tanks and from mouths of circulating pipes etc capacity upto 1000 ltrs complete all as specified and dierected by Engr-in-charge.

M&L for repair/rectification of leakage to water supply distribution lines 20 mm dia to 25 mm dia GI tubing by necessary excavation, returning/filling as required, threading if required including replacement of GI union/socket/nipple as required all as specified & directed by Engr in Charge.

Description all as per item Srl No. 45.00 here in before bu for GI tubing of 40 mm dia to 50 mm

Description all as per item Srl No. 45.00 here in before bu for GI tubing of 80 mm to 150 mm dia

M&L for flushing of borewell complete by using 210 CMF compressor and heavy duty driller machine to deliver the high air pressure at the bottom of the bore well and cleaing/flushing the bore well till the water is become free from any mud and clear for potable complete all as specified and directed by Engineer-in-charge.

Material & labour for replacement of GI column pipe 40 mm dia medium grade, 3 Mtrs in length , both end flanged, including nuts bolts, washer and rubber gaskets etc complete all as speicfied all as specified and directed by Engineer-in-Charge.

Material & labour for replacement of GI column pipe 50 mm dia medium grade, 3 Mtrs in length , both end flanged, including nuts bolts, washer and rubber gaskets etc complete all as speicfied all as specified and directed by Engineer-in-Charge.

M&L for transportation of submersible pump motor set of 5HP to 15HP capacity from the site to nearest civil work shop for necessary repair work and bring back to the same location after carryout the repair, complete all as specified and directed by Engineer-In-Charge. Note :- Spare parts shall be measured and paid seprately.

M&L for dismantling following spare parts of submersible pump and motor and separating the unserviceable parts cleaning the serviceable parts, re-metalling machinery polishing and re-assembling including replacement of old unserviceable parts and necessary painting complete all as specified and directed. Note:- Spare parts shall be measured and paid seprately.

Supply only Rubber 'O' Ring for submersible pump set and motor

Supply only Bearing bush (upper) for submersible pump set and motor

Supply only Bearing bush (lower) for submersible pump set and motor

Supply only Neck ring for submersible pump set and motor

Supply only Sleeve for shaft for submersible pump set and motor

Supply only Shaft sealing bush for submersible pump set and motor

Supply only Impeller for submersible pump set and motor

Supply only key for impeller for submersible pump set and motor

Supply only Lock Nut for submersible pump set and motor

Supply only Half coupling for pump for submersible pump set and motor

Supply only MS nipple one end heavy duty flanged with four holes and cable entry system or other end machine threaded 100mm dia for submersible pump set and motor

Supply only Rubber bushing for submersible pump set and motor

Supply only Bush for impeller for submersible pump set and motor

Supply only Bowl assembling for submersible pump set and motor

Supply only Stainless steel stud for submersible pump set and motor

S&F in replacement of automatic star-delta motor starter in sheet metal enclosure type ML suitable for 3 phase electric motor of capacity upto 10 HP, 3 phase 415V with relay range 10-15 Amps, complete all as specified and directed by Engineer-In-Charge.

M&L for PVC insulated and sheathed multi strandard 3 core 6 sqmm flat 1100 volts grade electric copper submersible cable complete all as specied and directed by Engineer-in-Charge.

M&L for Supply and fixing in replacement for PVC insulated and sheathed multi strand 3 core flat 1100 volts grade electric copper cable for submersible of size 10 sqmm, complete all as specified and directed by Engineer-in-Charge.

PARIDHI CONSTRUCTION (BID ID -3294597)

sumit associates (BID ID -3293637)

M/s Aman Enterprises (BID ID -3299196)

M/s Ranpat Dev Infrastructure pvt ltd (BID ID -3299257)

Amar Singh (BID ID -3294556)

TIRUPATI ENGINEERS CORPORATION (BID ID -3291903)