REPAIR/MAINTENANCE OF PUMPING AND DISTRIBUTION NETWORKS, VALVE PITS CHAMBER, CONTROL VALVES AND CONNECTED ALLIED WORKS UNDER GE DINJAN

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundation, etc (for taking out and laying pipe etc) not exceeding 10 Sqm in plan and getting out in soft/loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, as in soft/loose soil complete all as specified and as directed.

Removing excavated material to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above starting point complete all as specified and as directed.

Taking up 200 mm bore cast iron pipes (including all fittings) with spigot and socket end and lead joints including burning out lead joints and recovering lead complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

All as per item No 4 here-in-before but size 150 mm bore.

All as per item No 4 here-in-before but size 100 mm bore.

All as per item No 4 here-in-before but size 80 mm bore.

Supply, laying, connection and testing 200 mm bore, ductile iron pressure pipe centrifugally cast (spun) with spigot and socket ends, class K-7 and confirming to IS 8329 - 2000 with push on rubber gasket jointing inside with cement mortar lining and outside zinc coating with finishing layer of black bitumen/blue epoxy coating duly ISI marked in any length laid in trenches complete all as specified and as directed.

All as per item No 8 here-in-before but size 150 mm bore.

All as per item No 8 here-in-before but size 100 mm bore.

All as per item No 8 here-in-before but size 80 mm bore.

S&F in repairs 200mm bore, cast iron sluice valve both end flanged, class PN 1.6 conforming to IS -14846 (raising stem type) with iron wheel head and stainless steel spindle including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 150mm bore, cast iron sluice valve both end flanged, class PN 1.6 conforming to IS -14846 (raising stem type) with iron wheel head and stainless steel spindle including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 100mm bore, cast iron sluice valve both end flanged, class PN 1.6 conforming to IS -14846 (raising stem type) with iron wheel head and stainless steel spindle including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 80mm bore, cast iron sluice valve both end flanged, class PN 1.6 conforming to IS -14846 (raising stem type) with iron wheel head and stainless steel spindle including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 150mm bore, cast iron butterfly valve both end flanged, class PN 1.6 conforming to relevant IS lever operated including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 100mm bore, cast iron butterfly valve both end flanged, class PN 1.6 conforming to relevant IS lever operated including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 80mm bore, cast iron butterfly valve both end flanged, class PN 1.6 conforming to relevant IS lever operated including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 50mm bore, cast iron butterfly valve both end flanged, class PN 1.6 conforming to relevant IS lever operated including necessary jointing materials like nuts, bolt, washer and rubber/fiber board gasket complete all as specified and as directed.

S&F in repairs 100 mm bore, cast iron non-return (reflux) valve, flange type with by-pass arrangement suitable for 100 mm dia water mains conforming to IS-5312 Part-I class PN 1.6 complete all as specified and as directed.

Taking up or down 100 mm bore galvanised steel tubing including connections from trenches/wall/floor/ceiling etc and keeping serviceable pipes in safe custody for re-use at same site or other site complete all as specified and as directed. Note for item No. 21 to 27 : Excavation of earth shall be measured and paid separately under respective item.

All as per item No 21 here-in-before but size 80 mm bore.

All as per item No 21 here-in-before but size 50 mm bore.

All as per item No 21 here-in-before but size 40/32 mm bore.

All as per item No 21 here-in-before but size 25 mm bore.

All as per item No 21 here-in-before but size 20 mm bore.

All as per item No 21 here-in-before but size 15 mm bore.

Relaying/refixing 100 and 110mm bore galvanised steel tubing/PPR pipeline only jointing and testing of old GI pipes including cleaning in trenches/walls/floors complete all as specified and as directed.

All as per item No 28 here-in-before but size 80 and 90mm dia.

All as per item No 28 here-in-before but size 50 and 63mm dia.

All as per item No 28 here-in-before but size 40 mm dia.

All as per item No 28 here-in-before but size 25 mm dia.

All as per item No 28 here-in-before but size 20 mm dia.

All as per item No 28 here-in-before but size 15 mm dia.

Supply, laying, connection and testing, 100mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 80mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 50mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 40mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 25mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 20mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 15mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures laid in trenches etc complete all as specified and as directed.

Supply, laying, connection and testing, 25mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures fixed to walls and ceilings or laid in floors, etc complete all as specified and as directed.

Supply, laying, connection and testing, 20mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures fixed to walls and ceilings or laid in floors, etc complete all as specified and as directed.

Supply, laying, connection and testing, 15mm bore, steel water tubing, galvanised, medium grade conforming to IS 1239 (Part -1):2004 with all fittings conforming to IS 1239(Part -2):2011 and fixtures fixed to walls and ceilings or laid in floors, etc complete all as specified and as directed.

M&L in repairs making connection of PP-R distribution branch with PP-R main of size upto 40mm outer dia by providing and fixing tee including cutting and making fusion joint etc. complete all as specified and as directed.

M&L in repairs making connection of PP-R distribution branch with PP-R main of size 50mm upto 90mm outer dia by providing and fixing tee including cutting and making fusion joint complete all as specified and as directed.

M&L in repairs making connection of PP-R distribution branch with PP-R main of size 110mm outer dia by providing and fixing tee including cutting and making fusion joint etc. complete all as specified and as directed.

S&F in repairs PP-R gate valves of size 20 mm outer dia (brass insert) connect to PP-R pipe complete all as specified and as directed.

S&F in repairs PP-R gate valves of size 25 mm outer dia (brass insert) connect to PP-R pipe complete all as specified and as directed.

S&F in repairs PP-R gate valves of size 32 mm outer dia (brass insert) connect to PP-R pipe complete all as specified and as directed.

S&F in repairs PP-R gate valves of size 40 mm outer dia (brass insert) connect to PP-R pipe complete all as specified and as directed.

S&F in repairs PP-R gate valves of size 50 mm outer dia (brass insert) connect to PP-R pipe complete all as specified and as directed.

Supply, laying, connection and testing, 20mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) UV stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings fixed on wall/floor/ceiling complete all as specified and as directed.

Supply, laying, connection and testing, 25mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

Supply, laying, connection and testing, 32mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

Supply, laying, connection and testing, 50mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

Supply, laying, connection and testing, 63mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

Supply, laying, connection and testing, 90mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

Supply, laying, connection and testing, 110mm outer dia 3- layer PP-R polypropylene random co-polymer pipes SDR 7.4 (PN16) stablised and anti microbial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings laid in trenches complete all as specified and as directed. Note : Excavation and earth work shall be measured and paid seperately.

M&L for opening completely pressure filter (IRP) and oxidation chamber of capacity 10000 GPH and taking out exhausted filter media, dismantling of worn out PVC strainers and nozzles,scrapping, washing inside of filter vessel and disposal of exhausted filter media materials to a distance not exc 50m from site of iron removal filter plant and refilling old serviceable filter media and MnO2 compound by cleaning, washing and repair/welding as required to make the pressure filter shell leak proof for improving the strength and finally reassembling including refilling of new filter media, strainers, nozzles etc in existing position, replacing worn out gasket and nut, bolts and washers etc writing date of cleaning and due date with paint of specific colour complete all as specified and as directed. Note : New filter media and connected items shall be measured and paid separately.

Supply only coarse sand from Barakar river of mesh size 0.8mm x 1.6mm as in filter media suitable for use in existing filtration plant complete all as specified and as directed.

Supply only coarse sand from Barakar river of mesh size 1.6mm x 3.2mm as in filter media suitable for use in existing filtration plant complete all as specified and as directed.

Supply only cleaned and dust free filter gravel from Barakar river of size 3mm to 6mm including washing properly before use as in filter media suitable for use in existing filtration plant complete all as specified and as directed.

Supply only cleaned and dust free filter gravel from Barakar river of size 7mm to 12mm including washing properly before use as in filter media suitable for use in existing filtration plant complete all as specified and as directed.

Supply only cleaned and dust free filter gravel from Barakar river of size 25mm to 38mm including washing properly before use as in filter media suitable for use in existing filtration plant complete all as specified and as directed.

Supply only manganese die Oxide (MNO2) as in catalytic media suitable for filtration plant complete all as specified and as directed..

S&F new push/threaded type PVC strainer industrial type of 20mm dia suitable for water filtration plant of capacity 10000 GPH to match with existing one at IRP bed complete all as specified and as directed. Make : RMCO or equivalent.

Attending emergency breakdown of water supply installations where directed including taking out defective submersible pump set of capacity 10 to 25 HP, column pipes from bore well and transporting the defective pump set from site to MES store yard for repair and re-lowering submersible pump set including column pipes in the existing borewell and transportation of serviceable pump set from MES store yard to borewell and install, testing, commissioning the same in existing position and making water supply and electric connection as per existing for smooth running of pump motors complete all as specified and as directed.

M&L for rewinding of startar and rotor of submersible motor of 25 HP capacity with water proof insulated copper wire as per existing gauge to achieve the specified/required RPM including taking out old burnt out unserviceable winding complete all as specified and as directed.

M&L for rewinding of startar and rotor of submersible motor of 20 HP capacity with water proof insulated copper wire as per existing gauge to achieve the specified/required RPM including taking out old burnt out unserviceable winding complete all as specified and as directed.

M&L for rewinding of startar and rotor of submersibgle motor of 17.5 HP capacity with water proof insulated copper wire as per existing gauge to achieve the specified/required RPM including taking out old burnt out unserviceable winding complete all as specified and as directed.

M&L for rewinding of startar and rotor of submersibgle motor of 15 HP capacity with water proof insulated copper wire as per existing gauge to achieve the specified/required RPM including taking out old burnt out unserviceable winding complete all as specified and as directed.

M&L in repairs for submersibgle pump set upto 25 HP capacity as per existing parts of pump to achieve the specified/required RPM including taking out unserviceable parts complete all as specified and as directed.

Taking out sluice valve of any size (200/150/100/80 mm) , any type and refacing, regrinding and refixing the same at existing locations using new gasket nuts, gland packing etc complete all as specified and as directed.

Repacking stuffing box of sluice valve spindle (200/150/100/80 mm) , any type including taking apart and reassembling complete all as specified and as directed.

M&L for filling gland packing to control water leakage in sluice valve and centrifugal/monoblock pump sets of any capacity any type as and when required and all as specified and as directed

M&L in repairs 15 mm dia stop valve cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both end for iron pipe or for union complete all as specified and as directed.

M&L in repairs 20 mm dia stop valve cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed.

M&L in repairs 25 mm dia stop valve cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed.

M&L in repairs 40 mm dia gate valve cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed.

M&L in repairs 50 mm dia gate valve cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed.

M&L in repirs 15mm bore Bib taps, cast copper alloy with crutch or butterfly handle screwed down, screwed for iron pipe or brass ferrule of 15mm bore complete all as specified and as directed.

Supply and lowering 80mm bore, flange type, 3 metre long heavy duty, MS column pipe jointing with bolts, nuts including taking out existing pipe in borewell and making / cutting groove at flange for passing submersible cable complete all as specified and as directed.

Supply and lowering 100mm bore, flange type, 3 metre long heavy duty, MS column pipe jointing with bolts, nuts including taking out existing pipe in borewell and making / cutting groove at flange for passing submersible cable complete all as specified and as directed.

S&F for 20 mm bore, ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed (Minimum weight - 210 gms) complete all as specified and as directed.

M&L for cleaning of pressed steel over head reservoir of capacity 10000 gallons internally installed at any height at different places of Dinjan, cleaning by brooming and rubbing with coir brush, taking out of mud/silt etc and cleaning again with bleaching powder to all internal surfaces, washing with water and making repair by replacing of worn out/rusted bolts, nuts and washers, making leak proof using new lead and bituminus compound including necessary painting to internal surface with paint suitable for drinking water to entire satisfaction of Engr-in-Charge and writing date of cleaning etc. with paint complete all as specified and as directed. Note : MS angle iron tie bar and nut, bolts and washer as required will be mesured and paid separately.

Surface dressing not exceeding 15 cm deep in soft/loose soil and rubishes to a distance not exceeding 50m including spraying pesticides (roundup or equivalent) to control the grass growth complete all as specified and as directed.

M&L for cleaning of valve pit chamber with sluice valve, pipes etc, 150mm to 200mm dia including replacement of existing wornout/defective gland packing, nut, bolt and washer, etc with new one to make the sluice valve perfectly leak proof including marking of flow direction of inlet and outlet pipe line with necessary colour coding with one coat of synthetic enamel paint after preparation of old steel surfaces valve pit cover complete all as specified and as directed.

All as per item No. 88 here in before but for 80 mm to 100 mm dia.

Demolition of damaged brick masonry valve pit of size 150cm x 100cm x 100 cm (internal dimensions) including concrete work and construction of similar size valve pit with one brick thick wall in cement mortar (1:4) on 100 mm thick PCC (1:4:8) type D2 (using 40mm graded broken stone aggregate) as in foundation lean concrete, including PCC (1:3:6) type C-1 (using 20mm graded crushed stone aggregate) as in benching and coping and 10mm thick cement plaster in CM (1:4) internally and externally upto 15cm below ground level providing valve pit cover made out of 40x40x6mm angle iron frame all-round fixed by means of 4 Nos holdfast 150mm long made out of flat iron 40x6mm embedded in PCC block (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) of size 230x200x100mm incl provn of hinges welded with angle iron frame and MS cover 3mm thck sheet, MS handle of suitable length and size welded with MS cover and suitable locking arrangement and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

M&L for preparation of old painted steel surfaces (horizontally or vertically 18 mtr height) and applying one coat of synthetic enamel paint any description over 10 cm in width or girth not otherwise described with colour as approved including temporary bamboo stagging arrangement as required complete all as specified and as directed.

S&F in repairs CI venturimeter having size 100 mm complete all as specified and as directed.

Demolition of plain cement concrete (unreinforced) in ground floors and pavings not exceeding 15 cm thickness. (below or above ground level) complete all as specified and as directed.

M&L for plain cement concrete (1:3:6) type C-1 (using 20 mm graded stone aggregate) in foundation of pipe supports/platform etc. including necessary form work complete all as specified and as directed.

M&L for rendering 10 mm thick in cement mortar (1:4) on fair faces of brick masonry or concrete surfaces and finishing the surfaces even and fair without using extra cement complete all as specified and as directed.

Burning out existing lead joint in position, including removing old lead and keeping in safe custody for re-use for CI pipe 150 mm bore complete all as specified and as directed.

Burning out existing lead joint in position, including removing old lead and keeping in safe custody for re-use for CI pipe 100 mm bore complete all as specified and as directed.

Burning out existing lead joint in position, including removing old lead and keeping in safe custody for re-use for CI pipe 80 mm bore complete all as specified and as directed.

M&L for run lead joint for cast iron spigot and socket pipes and fittings 150 mm bore with new lead and other jointing materials complete all as specified and as directed.

M&L for run lead joint for cast iron spigot and socket pipes and fittings 100 mm bore with new lead and other jointing materials complete all as specified and as directed.

M&L for run lead joint for cast iron spigot and socket pipes and fittings 80 mm bore with new lead and other jointing materials complete all as specified and as directed.

M&L for cast iron fittings for spigot and socketed pipe, such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and pigot) collars, caps and plugs etc upto 150mm bore complete all as specified and as directed.

S&F in replacement of pressure gauge 100 mm dia, range 0 to 60 Kg/CM2, as per the existing make and specifications with 3/8" brass sampling cock and pressure gauge cock complete all as specified and as directed. Make : RAMCO/OMEGA/H-Guru/General Instrument.

Supply only 65-70% Calcium Hypochlorite Granules (in 45 Kg bucket) for treatment of disinfection complete all as specified and as directed. Note : (a) The contractor has to produce manufactures test certificate in original indicating Batch No date of manufacturing and paid Vrs while supply of above powder. (b) The clacium based granular disinfectant shall be brought at site in sealed plastic container / bags of appropriate capacity / size. (c) The brand of chemical shall be approved by GE before in corporation of work. Only fresh lot shall be supplied by the contractor. Batch No and date should be marked on every container. (d) The contractor must submit the COC(certificate of compliance) in original from manufacturers by all India authorised MES distributor for each batch of product delivered indicating including chemical analysis report by all India authorised distributor. The approval of product and brand should be approved by E-in-C's branch, New Delhi and in category-I by Min of Drinking Water and Sanitation (both aprrovals be attached) alongwith approval of FSSAI (Food safety and standards authority of India).

Supply only copper sulphate for potable water at store yard of AGE E/M of Dinjan. Make : RMCO or equivalent.

Supply only Ferric Alum, at store yard of AGE E/M at Dinjan. Make : RAMCO or equivalent.

Supply only Soda ash at store yard of AGE E/M at Dinjan. Make : RAMCO or equivalent.

Supply only TCCA-90 Tri-Chlorosyanic Acid Granular Chlorine of 90% strength in 50 Kgs container at store yard of AGE E/M Dinjan. Make : Royal Seema or equivalent.

S&F in repairs automatic star delta motor starter of capacity up to 20 HP, relay max. range 17 to 25 Amp, 415 volts, 3 phase complete all as specified and as directed. Make : Havells/L&T/CG/BCH.

S&F for MCCB, 4 pole, 415 V with adjustable thermal & adjustable magnetic setting, 160 Amps of breaking capacity 25 KA complete all as specified and as directed. Make : C&S /Havells/ L&T/Legrand/Indo-asian.

S&F for MCCB, 4 pole, 415 V with adjustable thermal & adjustable magnetic setting, 63 Amps of breaking capacity 25 KA complete all as specified and as directed. Make : C&S /Havells/ L&T/Legrand/Indo-asian.

Supply only Chlorine test kit with colour ample packed with requred chemicals in glass containers with stirrer and test tube alongwith closed in PVC/ fibre box complete all as specified and as directed.

M/S A K BROTHERS

R.D.CONSTRUCTION

M/S SINGH TRADERS