CA NO. CWE/CHM(U)-87/2022-23 COMPREHENSIVE MAINTENANCE OF HEADERS, SUCTION AND VALVES IN FILTRATION PLANTS OF MAIN PUMP HOUSE AND MANSA DEVI PUMP HOUSE UNDER GE (U) CHANDIMANDIR

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and n.exc 10 sqm on plan for foundation etc or for laying pipe lines and cables etc and getting out as in soft/loose soil complete all as specified and dirrected.

All as per item No 1 here-in-before but depth exc 1.5 mtr & n exc 3.0 mtr.

Returning, filling in including spreading leveling, watering and well ramming in layer not exceeding 25 cm in soft/loose soil, complete all as specified and directed.

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

Taking up or down ductile iron/Cast Iron pipes /MS pipes/GI pipes 100 mm bore removing from site (including all fittings) with Flanged ends complete all as directed. Note: Excavation and earth work shall be measured and paid for separately.

All as per item Sr No: 05 above but 150 mm bore

All as per item Sr No: 05 above but 200 mm bore

All as per item Sr No: 05 above but 250 mm bore

All as per item Sr No: 05 above but 350 mm bore

All as per item Sr No: 05 above but 500 mm bore

All as per item Sr No: 05 above but 600 mm bore

Supplying, fixing, jointing and testing mild steel MS black pipe with flanged ends ISI Marked, Fe 410 grade as per IS:1239/2004 nominal bore 100 mm in standard length of 5.50 - 6.00 meter and wall thickness 5.4mm complete incl jointing materails such as nuts/bolts/washers/rubber gaskets etc complete all as specified and as directed. Note: (i) MS fittings, MS flanges, Joints shall be measured and paid for separately. (ii) Excavation and earth work shall be measured and paid for separately

All as per item Sr No: 12 above but 150 mm bore and wall thickness 5.4mm

All as per item Sr No: 12 above but 200 mm bore and wall thickness 7.9 mm

All as per item Sr No: 12 above but 250 mm bore and wall thickness 7.9 mm

All as per item Sr No: 12 above but 350 mm bore and wall thickness 7.9 mm

All as per item Sr No: 12 above but 500 mm bore and wall thickness 7.9 mm

All as per item Sr No: 12 above but 600 mm bore and wall thickness 7.9 mm

Taking up or down ductile iron/Cast Iron pipes /MS pipes/GI pipes 100 mm bore and removing from site (including all fittings) with spigot & socket ends complete all as directed. Note: Excavation and earth work shall be measured and paid for separately.

All as per item Sr No: 19 above but 150 mm bore

All as per item Sr No: 19 above but 200 mm bore

All as per item Sr No: 19 above but 250 mm bore

All as per item Sr No: 19 above but 300 mm bore

All as per item Sr No: 19 above but 350 mm bore

All as per item Sr No: 19 above but 600 mm bore

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 100 mm bore, including aligning the pipes,joints including Gasket D- Joint (Tyton Joint) inside trenches as per IS:12288/1987 and testing the joints with required water pressure complete all as specified & directed. Note. (i) Cutting of pipe excavation, earth works and joints for CI/DI specials shall be measured and paid for separately.

All as per item Sr No: 26 above but 150 mm bore

All as per item Sr No: 26 above but 200 mm bore

All as per item Sr No: 26 above but 250 mm bore

All as per item Sr No: 26 above but 300 mm bore

All as per item Sr No: 26 above but 350 mm bore

All as per item Sr No: 26 above but 600 mm bore

Supply and fix in repair ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size upto 600 mm (K-12) nominal bore conforming to IS-9520/2000 with pressure rating PN-1 (all the fittings shall be coated for rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000) complete all as specified and directed. Note:- (i) Joint and jointing material shall be measured and paid separately (ii) Excavation and earth work shall be measured and paid for separately

Cutting to existing CI/DI/MS pipe line of size 100mm dia required for repair/replacement of pipe line and insertion of collars/tail pieces, tee etc including bailing out of leaking water if any, complete all as specified and directed.

All as per item Sr No: 34 above but 150 mm bore

All as per item Sr No: 34 above but 200 mm bore

All as per item Sr No: 34 above but 250 mm bore

All as per item Sr No: 34 but 300 mm bore

All as per item Sr No: 34 but 350 mm bore

All as per item Sr No: 34 above but 600 mm bore

Material & Labour for rubber ring tyton push joints ISI marked suitable for spigot & socketed ends DI pipe and fittings for size upto 100 mm bore as per IS: 5382 with jointing material complete all as specified and directed.

All as per item Sr No: 41above but 150 mm bore

All as per item Sr No: 41 above but 200 mm bore

All as per item Sr No: 41above but 250 mm bore

All as per item Sr No: 41 above but 300 mm bore

All as per item Sr No: 41above but 350 mm bore

All as per item Sr No: 41 above but 600 mm bore

Supply and fix pipe fittings in replacement like MS bends, tapers, tee pieces (single & double branch) any type and angle/ radius and straight connecting pieces, tail pieces, collars etc, flanged ends type of any size / type upto 600mm bore complete all as specified and as directed. Note : (i) MS flanges and Joints shall be measured and paid for separately under relevant items. (ii) Excavation and earth work shall be measured and paid for separately.

Disconnecting and taking out old unserviceable sluice valves, foot valves, NRVs of any type and dia complete all as specified and directed.

Supply and fixing in replacement ductial iron sluice valve 100 mm bore with flanged ends and SS stem (AISI 410) class PN 1.6 non rising stem type with hand wheel operation, duly ISI marked complete including all jointing materials such as nuts, bolts, washers, rubber gaskets etc omplete all as specified and directed.

All as per item Sr No: 50 above but 150 mm bore

All as per item Sr No: 50 above but 200 mm bore

All as per item Sr No: 50 above but 250 mm bore

All as per item Sr No: 50 above but 300 mm bore

Supply and fixing in replacement cast iron sluice valve 600 mm bore with flanged ends and SS stem (AISI 410) class PN 1.6 non rising stem type with hand wheel operation, duly ISI marked complete including all jointing materials such as nuts, bolts, washers, rubber gaskets etc omplete all as specified and directed.

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Supply and fix ductile iron double flanged butterfly valves 16 inch (400 mm) nominal dia (bore), bronze bearings, teflon bushes, SS 304 retaining ring, EPDM seals complete with gearbox and hand operated wheel fitted / fixed in position, in replacement (including taking up / down old valve) installed at MDPH, complete all as specified and as directed.

Supply and fix ductile iron double flanged butterfly valves 24 inch (600 mm) nominal dia (bore), bronze bearings, teflon bushes, SS 304 retaining ring, EPDM seals complete with gearbox and hand operated wheel fitted / fixed in position, in replacement (including taking up / down old valve) complete all as specified and as directed.

Dismantling of exisiting Water gate valve 6 inch (150mm) nominal dia shifting the valve to work shop for repair, including lathwork for making thread and any other work and replacement of Spindle, nut and bolts, as per requirement and refixing the same in its orginal position and testing as per direction of Engr-in-Charge complete all as specified and directed.

Supply and fix in repair Ductile iron foot valve flanged type of size 100 mm dia complete incl all jointing materials such as nuts, bolts, washers, rubber gaskets etc complete all as specified and directed. .

All as per item Sr No: 60 above but 150 mm bore

All as per item Sr No: 60 above but 200 mm bore

Supply and fix in repair Ductile iron non return valve with flanged ends of size 100 mm dia complete incl all jointing materials such as nuts, bolts, washers, rubber gaskets etc all as specified and directed.

All as per item Sr No: 63 above but 150 mm bore

All as per item Sr No: 63 above but 200 mm bore

Supply and fix cast iron butterfly Valve 150 mm dia conforming to BS:5155, MSS SP 67 & APT 609 and designed to fit including gaskets between meeting flanges. The valves shall be suitable for flow in either direction and seal in both directions including nut bolt and washer, welding, cutting and any other work for fixing of pipe line complete all as specified and directed.

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Material and labourfor brick work with sub class `B` bricks using old size bricks straight on plan built in cement mortar 1:6 etc including demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins, pillars etc all as specified and directed.

Material and labourfor 15 mm thick rendering in CM 1:4 on fair faces of brick work / concrete work and finished even& smooth without using extra cement complete all as specified and directed.

Material and labourfor providing PCC 1:2:4 type B1 using 20 mm graded stone aggregate as in coping, support the pipe line etc, including necessary form work of valve chamber 50 mm thick for embedding steel frame complete all as specified and directed.

Supply and fixing stra Strainer filter 100 mm dia ISI Marked complete all as specified and directed.

Repairs to existing Brick masonary valve pit of internal size 1500x1500x1000mm as per following:-(a) Replacement of MS sheet cover with 6.0 mm thick MS sheet with hinge & Locking arrangement and Supply and fix 25x25x6 mm angle iron frame all around the MS cover by welding.(b) Complete plastering work work to be taken down and to be plastered 15 mm thick in cement mortar (1:6) including WPC (c) Demolition of floor & Material and labour100 mm thick PCC (1:2:4) type B1 (d) Material and labourpainting on MS cover & frame with two coat of red oxide primer after necessary prepration of surfacescomplete all as specified and directed.

Supply and fix installation, testing and commissioning in replacement single phase electrically actuator ductile iron butterfly valve suitable with nominal dia 150mm PN-16, suitable for potable water application, 230 V AC/24 V DC, alongwith starter/control panel, positioner transmitter complete all as specified and directed.

Material and labourfor cutting the existing road/PCC for passing pipe and making good the disturbed surfaces by using 100 mm thick 1:4:8 (in foundation) type D-2 (using 40mm graded crushed stone aggregate) as in mass concrete average width and depth of cuttings shall be 300mm x 450mm complete all as specified and directed

Material and labourfor cutting/welding of existing iron structure for making doors/windows/wicket gates including (gas or arc) welding the hinges for pivotal movement upto 180 degree all as directed by Engr -in-charge.Note : Each Job includes welding of 4 Hinges suitable to take the load of Shutter or grill or gates as per requirement of site.

Preparing new or previously untreated steel surfaces of any description and applying two coats of synthetic enamel over a coat of red oxide primer complete all as specified and as directed

Mild Steel blind flanges for header with and including nuts, bolts and rubber sheet of thickness 20 mm of 350 mm dia pipe, complete all as specified and as durected .

Supply and fixing glow signage boards with base frame made from angle iron and backside from ACP sheet 3mm thick with IP 68 protection LED module, good quality virgin monomer Acrylic sheet, 3 inch rising moulding of acrylic letter with 5mm sun board channel, including complete wiring and SMPS power supply with IP 68 protection, Each letter will be made with computer offset for having same letter style and type as approved by Engineer-in-Charge, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 16 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 25 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 35 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 50 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 70 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 95 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 120 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Supply and fixing in replacement of Multi stranded, 240 Sqmm, single core, PVC insulated and sheathed, unarmored copper conductor cables, 1100 volts, with copper conductor, ISI marked, IS- 1554/IS-694, complete all as specified and directed.

Material and labour for repair in replacement to existing water channel gate/sheet cover by replacing the following item :-

Stainless steel operating rod made of SS 304 & dia 25 mm screwed type and length as reqd.

Stainless steel sheet made of SS 304 thickness 6.0 mm size as reqd. including SS socket 25 mm 02 nos, screwed inner side TIG welded with sheet for moving of SS rod .

Note:- All the fabrication work for fixing with existing frame/PCC water channel is included in the quoted rate for this item.

Bharat Enterprises