SPECIAL REPAIRS TO WATER SUPPLY GADGETS LINES PUMPS MOTOR ETC AND PROVN OF 01 x 1000 LTR INDUSTRIAL RO PLANT FOR GOVT MD ACCN COMPLEXES AT KAKINARA UNDER GE N KOLKATA

Amount

Excavation in trenches, n exc 1.5 m wide or n exc 10 sq m on plan and n exc 1.5 m in depth for foundation etc and getting out in soft / loose soil for manhole/taking out pipe line complete all as specified and directed.

All as per item no. 1 above but for hard /dense soil complete all as specified.and as directed .

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

Removing surplus soil to a distance not exceeding 50 mtrs and depositing where directed including spreading, levelling at a level not exceeding 1.5 mtr from the starting point complete all as specified and as directed

Removing surplus Hard rock to a distance not exceeding 50 mtrs and depositing where directed including spreading, leveling at a level not exceeding 1.5 mtr from the starting point complete all as specified and as directed

Taking up or down 200 mm bore / dia pipe CI pipe from trenches with all fittings, including burning out lead joints and recovering lead, segregating unserviceable and serviceable pipes, keeping aside serviceable pipe for reuse complete all as specified & directed.

All as per item No. 6 above, but 150 mm bore / dia complete all as specified & directed.

All as per item No. 6 above,100 mm bore/dia complete all as specified & directed.

Supply, laying and jointing of ductile iron pipes of 200 mm bore with spigot and socket ends sutiable for tyton joint (Rubber gasket joint) centrifugally cast class (K-9) for drinking water supply, inner side cement lining outer side black bitumen coating and any length, laid on RCC pillars or trenches/wall including testing, jointing with jointing materials with ISI marked complete all as specified and directed.

Supply, laying and jointing of ductile iron pipes of 150 mm bore with spigot and socket ends sutiable for tyton joint (Rubber gasket joint) centrifugally cast class (k-9) for drinking water supply, inner side cement lining outer side black bitumen coating and any length, laid on RCC pillars or trenches/wall including testing, jointing with jointing materials with ISI marked complete all as specified and directed.

Supply, laying and jointing of ductile iron pipes of 100 mm bore with spigot and socket ends sutiable for tyton joint (Rubber gasket joint) centrifugally cast class (k-9) for drinking water supply, inner side cement lining outer side black bitumen coating and any length, laid on RCC pillars or trenches/wall including testing, jointing with jointing materials with ISI marked complete all as specified and directed.

Relaying of old serviceable cast iron/ DI pipe 200 mm bore obtained from serial no 6 here in before with spigot and socket ends in new or old position in any length, laid in trenches after cleaning of inner surface and applying with two coats of black bituminous paint (sutiable for drinking water purpose) including testing complete all as specified and directed.

All as per item no 12 here in before but for 150 mm bore obtained from serial no 7 here in before complete all as specified and directed.

All as per item no 12 here in before but for 100 mm bore obtained from serial no 8 here in before complete all as specified and directed.

Taking out from trenches or taking down from wall GI steel tubing and connections, 50 mm bore, setting aside and cleaning the serviceable pipe for re-laying/ re-fixing or removal of unserviceable pipe from site of work complete all as directed.

All as per item No 15 here in before but for 40 mm bore of pipe complete all as directed.

All as per item No 15 here in before but for 25 mm bore of pipe complete all as directed.

All as per item No 15 here in before but for 20 mm bore of pipe complete all as directed.

All as per item No 15 here in before but for 15 mm bore of pipe complete all as directed.

Supply and fixing 50 mm bore GI tubing, medium grade with all new fittings as required complete fixed to walls and ceilings or laid in floors/trenches including testing complete all as specified and directed.

All as per item No 20 here in before but for 40 mm bore of pipe complete all as specified and directed.

All as per item No 20 here in before but for 25 mm bore of pipe complete all as specified and directed.

All as per item No 20 here in before but for 20 mm bore of pipe complete all as specified and directed.

All as per item No 20 here in before but for 15 mm bore of pipe complete all as specified and directed.

Refixing old steel tubing, 50mm bore with new fittings, and making connections after cleaning, in new or old position on wall / ceiling / floors / trenches etc complete all as directed.

All as per item No 25 here in before but for 40 mm bore of pipe complete all as specified and directed.

All as per item No 25 here in before but for 25 mm bore of pipe complete all as specified and directed.

All as per item No 25 here in before but for 20 mm bore of pipe complete all as specified and directed.

All as per item No 25 here in before but for 15 mm bore of pipe complete all as specified and directed.

Material and labour for rubber gasket joint (tyton joint) for ductile iron pipe, up to 80mm bore with all material including testing complete all as specified and directed .

All as per item No 30 here-in-above but for DI pipes 100 mm bore pipes complete all as specified and directed.

All as per item No 30 here-in-above but for DI pipes 150 mm bore pipes complete all as specified and directed.

All as per item No 30 here-in-above but for DI pipes 200 mm bore pipes complete all as specified and directed.

Cutting cast Iron 80 mm bore / dia.pipes in position for insertion of new DI fittings for further modification complete all as specified and directed.

All as per item No 34 here -in-above but for 100 mm bore / dia complete all as specified and directed.

All as per item No 34 here -in-above but for 150 mm bore / dia complete all as specified and directed.

All as per item No 34 here -in-above but for 200 mm bore / dia complete all as specified and directed.

Supply and fix cast iron Non Return Valve, 100 mm, flanged both ends including all necessary fixing and jointing arrangement such as MS nuts, bolts, washers & gasket, etc and testing including taking down old unserviceable Non Return Valve complete all as specified and as directed.

S&F gun metal, gate valves 50 mm bore/ dia, with iron wheel head, screwed both ends for iron pipes including taking out of existing unserviceable gate valve complete all as specified and directed.

All as per item No. 39 above, 40mm bore / dia complete all as specified and directed.

All as per item No. 39 above, 25mm bore / dia complete all as specified and directed.

All as per item No. 39 above, 20mm bore / dia complete all as specified and directed.

All as per item No. 39 above,15mm bore / dia complete all as specified and directed.

Material and labour for construction of brick masonary valve pit of size1200 x 1200 x 900mm (Internal dimension) with excavation and earth work , RFR and removal of surplus spoil as required, in any type of soil, PCC 1:4:8 Type D2 as in foundation,100 mm thick, Brick masonry wall built in CM 1:6, PCC 1:2:4 type B1 for coping 50 mm thick, including use and waste of formwork, Rendering in CM 1:4, 15 mm thick both side, finished even and smooth for inner side without using extra cement and fair and even from outer side including provision of MS sheet cover fabricated out of 3 mm thick sheet with angle iron frame made out of 40 mm x 40 mm x 6 mm with hold fast to secure the frame, locking arrangements, handle of suitable size and preparing new steel and iron surfaces and applying two coats of synthetic enamel paint (first quality) over a coat of zinc chrome primer and applying 3 coats of white wash to new plastered /concrete surfaces including preparation of surfaces complete all as specified and as directed.

All as per Item No. 44 above, but of size (900 x 900 x 900mm ( internal dimension) complete all as specified and as directed. .

M & L for Ductile iron fittings, class K-12 conforming to IS: 9523/2000 with finishing as per 13/IS 9523/2000 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 socket or socket and spigot) collars caps and plugs etc sutiable for upto 150 mm bore including taking down/out old unserviceable fittings complete all as specified and directed.

Excavation in post holes ( or similar holes) each n exc 0.5 cum, getting out, returning filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25cm in soft/loose soil complete all as specified and directed.

Material and labour for providing cement concrete in foundations 1:4:8 type D2 ( using 40mm graded stone aggregate) as in filling and mass concrete complete all as specified & directed

Material and labour for providing cement concrete in foundations 1:2:4 type B2 (nominal mix using 40 mm graded stone aggregate) as in filling and mass concrete for securing/ fixing of fencing post/ strut in under water including necessary formwork and dewatering as required at site complete all as specified and directed.

Material and labour for brick work with sub class B bricks, old size, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and Labour for PCC 1:3:6 type C1(using 20 mm graded stone aggregate) as in bed block for fixing holdfast, coping , kerbs, rounded or chamfered on edge including necessary form work complete all as specified and as directed .

Supply and fix steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS-1161-1979 grade St-240 complete all as specified and as directed.

S&F mild steel plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, with riveted, bolted or welded attachment conforming to Fe 410 -W(Gde-E- 250)quality-A complete all as specified and directed.

Supply and fix pre-painted galvalume sheets having pitch 190mm, depth 29mm and not less than 0.50mm thickness having tensile strength of 550 Mpa (Galvalume base-PPGL trapezoidal profile sheets) fixed with aluminium self tapping screws of size 50/75mm and aluminium washer of suitable size in roof covering complete all as specified and as directed.

Material and labour for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and directed.

Material and labour for applying two coats of synthetic enamel paint on new steel surface exceeding 10 cm width or girth over a coat of red oxide primer including preperation complete as specified and as directed .

Material and labour for applying three coats of white wash on new plastered surface of wall including preperation of newly plastered surface complete all as specified and as directed .

Surface excavation n.exc. 30 cm deep and avareging 15 cm deep and getting out in soft/loose soil complete all as specified and as directed.

Material and labour for Hardcore of broken stone or boulders of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 150 mm thick, watered and rammed to a true surface, complete as specified and as directed.

Material and labour for providing 100 mm thick cement concrete 1:4:8 type D2 using 40mm graded stone aggregate as in sub base of floor complete all as specified and as directed

M&L for sand filling, under floors or in foundations including watering well ramming in layers and consolidation etc complete all as specified and directed.

Material and labour for Machine pressed precast conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 grade, jointed with grey cement and pigments and laying over sand cushioning as required at site complete all as specified and as directed.

Material and labour for point wiring (Concealed type in PVC conduit) with PVC insulated FRLS(Fire reatrdant low smoke) cable 1100 volts grade unsheathed single core multi-stranded copper conductors 1.5 sqmm (nominal area) for phase, neutral and 1.5 sqmm PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit (medium grade) of adequate size with fittings and accessories as required at site including suitable size of modular GI boxes of thickness not less than 0.8 mm thick with suitable size of modular inner and outer cover combined plate and accessories complete for fixing of modular switches, sockets, regulator etc and earth continuty conductor shall be connected to common earth and earth dolly for one light/fan point controlled by one way modular switch complete all as specified as directed. Note :- Cutting chases for housing of PVC conduit, wire and making good the distrubed surface as per existing shall deemed to be included in the unit rate.

Material and labour for point wiring (Concealed type in PVC conduit) with FRLS PVC insulated 1100 volts grade unsheathed single core multi-stranded copper conductors 2.5 sqmm (nominal area) for phase, neutral and 2.5 sqmm PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit (medium grade) of adequate size with fittings and accessories as required at site including suitable size of modular GI boxes of thickness not less than 0.8 mm thick with suitable size of modular inner and outer cover combined plate and accessories complete for fixing of modular switches, sockets, regulator etc and earth continuty conductor shall be connected to common earth and earth dolly for 3/5 pin 16 amps socket point on independent board complete all as specified as directed. Note :- Cutting chases for housing of PVC conduit, wire and making good the distrubed surface as per existing shall deemed to be included in the unit rate.

Supply and fix modular switch 1 way, 6 A, 1 module complete all as specified and as directed.

Supply and fix modular socket 6A/16A, 2/3 pin combined 2 module complete all as specified and as directed.

Supply and fix modular switch 1 way, 16 A, 1 module complete all as specified and as directed.

Supply and fix ceiling rose surface bakelite, 65 x 50mm, three terminals complete all as specified and as directed.

Material and labour for sub-main wiring (surface type in PVC conduit) with two run of PVC insulated, unsheathed, single core, multistranded copper conductors FRLS, of size 6.0 Sq mm and one run of 6.0 Sqmm copper conductor as continuity earth wire, drawn through and including PVC conduit (medium grade) of adequate size with fittings and accessories as required at site complete all as specified and as directed. (Note: Three run of 6.0sqmm copper conductor+One run PVC conduit shall measured as one unit i.e RM)

Supply and fix of 4 way vertical type TPN DB in double door suitable for four pole MCCB as incomer including making good the damaged surfaces/wall including re-connection with existing earth wire to DB complete all as specified and as directed. (Note:- MCCB shall be measured and paid seperatly).

Supply and fix MCCB four pole 63 amps, 415 volts, 16 KA, with all incoming / outgoing connections suitable for fix 4 way vertical type TPN DB in double door with proper size of aluminium lugs complete all as specified as directed.

Supply and fix MCB single pole & neutral 32 amps, 240 volts, 10 KA, 'C' series with all incoming / outgoing connections with proper size of aluminium lugs complete all as specified as directed

Supply and fix MCB single pole 6 to 32 amps, 240 volts, 10 KA, 'C' series with all incoming / outgoing connections with proper size of aluminium lugs complete all as specified as directed.

Supply and fix Blanking plate for MCB DB complete all as specified as directed

Supply and fix box type luminaire, pre coated in white and pre-wired for single LED tube light, 4 ft capacity, suitable for single T8 LED tube rod 4ft, 20 watt complete with LED tube with extruded aluminium body, PC diffuser and inbuilt driver, holder, prewired fitted on two Nos 2nd class hard wood round block and connecting up with three core twisted flexible copper conductor cable of suitable size from ceiling rose to connector of tube light fittings complete all as specified and as directed.

Material and labour for earthing with galvanized steel earth plate electrode 600 x 600 x 6 mm thick, buried directly in ground ( earth pit not less than 2.25 mtrs deep below GL) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth lead wire protected by and including 15mm dia GI pipe (Light grade) and 20mm dia GI pipe (medium grade) for watering and connected to control switch as directed including necessary earthwork as in soft/loose soil, concrete pit in PCC (1:3:6) type C1, pre cast RCC (1:1.5:3) type A1 cover slab duly reinforced with 8mm dia TMT bar @ 150mm C/C both way and two Nos lifting handle made of 8mm dia TMT bar and set in cement mortar (1:4), funnel, wire mesh, charcoal or coke and salt in alternate layer, testing, etc as in electrical plate No 3 of SSR Pt I complete all as specified as directed

Supply and fix 4mm dia GI wire as earth continuity conductor complete all as specified and as directed.

Supply and fix GI pipe 15 mm bore (dia), light-grade for protection of earth electrode complete all as directed and as specified.

Supply, installing, testing and commissioning 1000 Ltr/Hr RO (Reverse Osmosis) water treatment Plant of treated water quality Parameters (like TDS <100ppm and NIL bacteria recorded) integrated with high pressure pump-02 nos , FRP moulded construction IRP with PVC pipeline, including fittings, graded gravels, sand and filter valve-01 No & FRP moulded construction cylindrical vertical type, activated carbon filters alongwith media, 5 micron capacity micron filter with housing, PVC pipe line and fittings-01 No, Raw water feed pump-02 Nos, FRP moulded membrane housing and 8040 membranes -01 set & 1000 IPH UV sterilizer-01 No, pressure gauges-04 nos, dosing pump-02 nos, 1000ltr S.S tank -01 No alongwith panel board wtih starters -01No & floaty, low/high pressure switch with pipe lines and other necessary fittings arrangement complete all as specified and as directed. (Make: Royal Aqua or equivalent make as approved by GE)

Supply, installation, testing and commissioning single phase, 230 volt, 50 Hz Monoblock pump of capacity rating 1 HP alongwith starter complete all as specified & as directed. (Make: KDS/Crompton/V guard/Usha)

Supply and fix in repair Rotational moulded polyethylene water storage tanks (multi layer) 500 Ltrs capacity (Cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and as directed.

All as per item no.81 above but of capacity 2000 Ltr complete all as specified and as directed.

Material and labour for mild steel in the form of bars /angles/ pipe and welding works to fabricate net frame / base channels of pump / supporting columns pump / delivery pipes complete all as specified and as directed by Engr-in-Charge.

Materials and labour for earthing complete with galvanized earth plate electrode 600 x 600 x 6.0 mm thick, buried directly in ground (earth pit not less than 2.25 m deep below normal ground level ) with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanized earth strip of size 25x4 mm length upto 7.5 mtr by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth strip protected by and including 40mm dia GI pipe (light grade), alternate layers of charcoal and salt, including 40 mm bore GI tubing length upto 7.5 mtr for watering to earth electrode, earth lead connected to test point/ distribution panel /feeder pillar etc as directed including necessary earth work, concrete pit with PCC (1:3:6) type C1, pre cast RCC(1:1:5:3) type A1 cover slab duly reinforced with 8 mm dia TMT bar 150mm c/c both way and two numbers lifting handle made of TMT bar and set in cement mortar (1:4), funnel, wire mesh, all as shown in electrical plate No 3 of SSR part-1 and testing on completion complete all as specified and directed.

KAY BEE ASSOCIATES

MASTER BUILDERS

Kanta International

MOTHER LUMIER INDUSTRIES

J.S. Construction

RUNJEN CONSTRUCTION

HARSH ENGINEERING