REPAIR/ MAINT OF OLD CORRODED GI/CI/DI/MS PIPE LINE (RAISING AND DISTR LINE) AND OTHER CONNECTED WORKS OF EXTERNAL WATER SUPPLY UNDER GE CLEMENT TOWN

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr wide and not exc.1.5 mtr in depth for taking/laying of CI/GI pipe and getting out including forming bottom surface etc in loose/soft soil complete all as specified and directed.

Returning filling in same earth in trenches including spreading leveling watering and well ramming in layers not. exc. 25cm thick any type of soil after the pipe laid all as directed.

Removing of excavated soil n. exc. 50m and depositing where directed at a level n.exc. 1.5 m above the starting points in soil complete all as specified and directed.

Taking out unserviceable / rusted steel water tubing and connection all as directed of the following sizes:-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

150 mm bore

Refixing old serviceable steel tubing and connections obtained from item No 04 above, incl cleaning of internal surface of pipes throughly with fresh water and taking out mud/soft deposited inside the pipes in any length in new or old position (walls, ceilings, floors, trenches etc.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

150 mm bore

Supply and fixing in trenches/wall/floors GI tube medium grade including all required fittings complete all as specified & directed of following sizes :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

150 mm bore

Taking up CI water mains (including all fittings)with spigot and socket ends and lead joints including burning out joints and removing leads complete all as directed and specified for the following bore of pipes:-

80 mm bore pipe

100 mm bore pipe

150 mm bore pipe

200 mm bore pipe

Relaying CI pipes with spigot and sockets ends after cleaning internal surface of serviceable pipes by using of wire brushed and cleaning throughly with fresh water and taking out mud/soft deposited inside the pipes in any length laid in trenches complete all as specified and directed for the following sizes:

80 mm bore pipe

100 mm bore pipe

150 mm bore pipe

200 mm bore pipe

Supply and laying Ductile iron pipe, centrifugally cast spun with socket and spigot ends, class K7 suitable for push on joint (rubber gasket D-jointing), conforming to IS-8329 (2000), in standard length with cement mortar lining inside the pipe without side zinc coating, laid in trenches complete all as specified and as directed of following sizes :-

100 mm bore

150 mm bore

200 mm bore

Supply and fix in repair of CI/DI/MS sluice valve class-1, PN-1.6 type ISI marked with iron wheel head, SS spindle including rubber joints & jointing material all as required at site including any addition alteration for fixing at size of following sizes all as directed.

80 mm bore

100 mm bore

150 mm bore

200 mm bore

300 mm bore

350 mm bore

Supply and fix in repair CI/DI/MS double flanged Non-return valve, class 'B', High pressure PN 1.6 conforming to ISI marked, including bolts, nuts, washer and rubber packing all as specified and directed of the following sizez :-

100 mm dia bore

150 mm dia bore

200 mm dia bore

Supply and fixing in repair Air realese valve, Double conforming to ISI marked, including bolts, nuts, washer and rubber packing all as specified and directed for suitable size riasing main water pipe line :-

S&F Gun metal gate valve with iron wheel head screwed both ends for GI pipe and fixed complete all as directed of following sizes :-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

S & F cast iron fittings as per IS for spigot and socketed pipes for water main such as bends, tee, tail piece, coller, any type & radius and angle taper, socket flange cap, plugs for upto 200 mm bore all as directed and required at site.

Supply and fixing MS clamp of size 100x6 mm, MS flat iron with one No GI/MS socket of 20mm/ 15mm duly welded incl nut & bolts for taking branch connection/jointing of branch connection from 150mm bore line including boring in GI/CI pipe incl rubber packing all as directed.

Supply and fixing MS clamp of size 100x6 mm, MS flat iron with one No GI/MS socket of 20mm/ 15mm duly welded incl nut & bolts for taking branch connection/jointing of branch connection from 100 mm bore line including boring in GI/CI pipe incl rubber packing all as directed.

Supply and fixing MS clamp of size 50x6 mm, MS flat iron with one No GI/MS socket of 20mm/ 15mm duly welded incl nut & bolts for taking branch connection/jointing of branch connection from 80 mm bore line including boring in GI/CI pipe incl rubber packing all as directed.

Pit masonery for valves and meters, constructed complete with MS sheet cover and locking arrangement including brick wall, plaster (internal/external) in cement mortar (1:4), two coats of white washing to exposed surface, painting to MS sheet cover with enamelled (black/green) paint over a coat of red oxide of the following sizes:-

750 mmx750 mmx750 mm.

900 mmx900 mmx900 mm.

Supply and Fixing rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-I by dismantling old unserviceable tank from roof top of single / double story building by disconnecting inlet and out let connection from old tank and reconnecting the connections with new tank including provision of nipple, flange nut and making hole to of the following sizes:-

Supply and fix in repair MS/GI detachable 'D'' joints complete with jointing material, nut, bolts, gasket etc for the following sizes:-

100 mm dia.

150 mm dia.

200 mm dia.

300 mm dia.

350 mm dia.

Supply and fix in repair HDPE detachable 'D'' joints complete with jointing material, nut, bolts, gasket etc for the following sizes:-

50 mm dia.

80 mm dia.

100 mm dia.

Supply and fix in repair MJ Collar complete with jointing material, nut, bolts, gasket etc for the following sizes:-

100 mm dia.

150 mm dia.

200 mm dia.

Cutting to existing GI main line for taking new branch line all as directed by Engineer-in-charge of following sizes :-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm bore

100 mm bore

150 mm bore

Screwing existing steel tubing for alterations or additions (or lengthening screw on pipe to form connector

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia

Demolation of cement concret in ground floor nexc 15 cm thickness complete all as directed by Engr-in-Charge.

M&L Providing cement concrete PCC (1:2:4) type B1 using 20 mm graded aggregate as in cills, courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs etc including necessary form work etc and making good surfaces as reqd and directed by Engr-in-Charge.

M&L Brick work with Sub Class 'B" bricks straight or curved on plain exciding 6 meter mean radius in cement mortar (1:4) complete all as specified and directed.

Lifting of submerssible pump set of any cap from borewell carefully with coloumn pipe of size upto 150/200 mm dia flanged/socketed MS/GI,3 mtr each length (20 to 25Nos of pipe) along with existing submerssible electric cable and shifting the pipe aside for reuse as directed by Engr-in-charge.

Lowering of submerssible pump set of any cap into the borewell carefully with coloumn pipe of size upto 150/200 mm dia flanged/socketed MS/GI,3 mtr each length( 20 to 25 Nos of pipe),along with existing submerssible electric cable binding with GI/Al wire including making joint to submerssible cable all as directed by Engr-in-charge. Note:-Rubber gasket, jointing material, nuts, bolts & washers shall be included in the quoted rate.

Taking out sluice valves of size 100 mm refacing, regrinding and refixing after repairing following items all as directed by Engr-in-charge. Note: - Rubber gasket, nuts, bolts, washers & gland paid as separate item under schedule 'A"

Spindle

Wedge nut(Gutka)

Taking out sluice valves of size 150 mm refacing, regrinding and refixing after repairing following items all as directed by Engr-in-charge. Note: - Rubber gasket, nuts, bolts, washers & gland paid as separate item under schedule 'A"

Spindle

Wedge nut(Gutka)

Taking out sluice valves of size 200 mm refacing, regrinding and refixing after repairing following items all as directed by Engr-in-charge. Note: - Rubber gasket, nuts, bolts & washers & gland paid as separate item under schedule'A"

Spindle

Wedge nut(Gutka)

Taking out sluice valves of size 300 mm refacing, regrinding and refixing after repairing following items all as directed by Engr-in-charge. Note: - Rubber gasket, nuts, bolts, washers & gland paid as separate item under schedule'A"

Spindle

Wedge nut(Gutka)

Dismantling fancing wire mesh,any type incl all complete.

M&L Chain Link Fencing 100X100mm Mesh with 3.15mm dia Mild Steel Galvanised Wire, lapped, Straining and Binding with including Mild Steel Wire (annealed) not less than 0.9mm dia, complete all as specified and as directed.

Dismentling / Taking down of Cross arms of MS channels or angle section complete.

Material and labour for Angle iron 65x65x6mm, bracing, supports and base plate fabricated/welded from structural steel angle iron section including nut, bolts, washers, welding, bending, cold or hot, drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminium paint complete all as specified and as directed by Engr - in charge.

Supply and fixing 3 mm thick MS sheet cover plate with locking arrangementsin existing valve pit and removing of old / rusted MS cover all as directed.

Repair & overhauling of fully autimatic ATS starter of 75 HP of capacity 3 phase 415 volts including rewinding with super enameled copper wire of peoper guage, varnishing, tapping, insulation glass sleeves etc all as specified and directed by Engineer - in - Charge. Note : Spares will be measured and paid separtly

Repair & overhauling of fully autimatic ATS starter of 150 HP of capacity 3 phase 415 volts including rewinding with super enameled copper wire of peoper guage, varnishing, tapping, insulation glass sleeves etc all as specified and directed by Engineer - in - Charge. Note : Spares will be measured and paid separtly

S&F in repair of Heat Resistant Flame Retardant (HRFR) PVC insulated & unsheathed multi stranded copper cable as per ISI marked of size 150 Sqmm, single Core working on 1100 volts, 50 Hz, 415 volts for connecting of pump set to LT Panel bd, complete all as specified.

Supply and fixing only flat copper conductor PVC insulated & PVC sheathed submersible cable as per IS marked of size 35 Sqmm, 3 Core working on 1100 volts, 50 Hz supply complete all as specified and directed.

Earthing complete with galvanised steel earth plate electrode 60cm×60cm×6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to using galvanised iron strip 25×4mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion.

Supply only nuts, bolts & washers off size as required & direted by Engr-in-Charge.

Supply only rubber sheet 3 mm thick.

Supply only rubber sheet 6 mm thick.

Supply only Gland packing of sizes 8 mm to 12.5 mm thick.

Supply & fix in repair, MS clamp of size 100x6 mm, MS flat iron for size 100 to 200 mm dia CI/MS/DI/GI pipe as required & direted by Engr-in-Charge

Supply & fix in repair MS clamp of size 100x6 mm, MS flat iron for size 300 to 350mm dia MS/DI pipe as required & direted by Engr-in-Charge

Supply only lead pig.

Supply only lead wool.

Supply only spun yarn.

Supply & fix in repair dead plate of flange pipe of 6 mm thick sheet with made out suitalbe holes as required & direted by Engr-in-Charge of following size:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

300 mm bore

350 mm bore

M&L for run lead joints with lead pig & spun yarn for the following size of pipe line including taking out u/s joint carefully:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

M&L Surface dressing n.exc (not exceeding) 15 cm deep and averaging 7.5cm deep and getting out loose/soft soil complete all as specified and directed.

M&L for preparation of old surface on ceiling including brooming down or steel wire brushing scraping down smoke soot, moulds, moss and efflorescent salts and treating oil and greasy spots making the surface even and smooth and applying one coat of white wash on old decorated surfaces complete all as specified and as directed.

M&L for preparation of old surface of wall including brooming down or steel wire brushing scraping down smoke soot, moulds, moss and efflorescent salts and treating oil and greasy spots making the surface even and smooth and applying one coat of white wash on old decorated surfaces complete all as specified and as directed by Engr-in-Charge.

M&L for preparation of old surface of wall , kerb stone including brooming down or steel wire brushing scraping down smoke soot, moulds, moss and efflorescent salts and treating oil and greasy spots making the surface even and smooth and applying one coat of cement base paint on old decorated surfaces complete all as specified and as directed by Engr-in-Charge.

M&L for preparation of old surface on ceiling including brooming down or steel wire brushing scraping down smoke soot, moulds, moss and efflorescent salts and treating oil and greasy spots making the surface even and smooth and applying one coat of acrylic distemper on old decorated surfaces complete all as specified and as directed by Engr-in-Charge.

M&L for preparation of old decorated surface of exterior wall by removing existing treatment with mechanical sander (rpm 1500-2700) along with dust extraction system for clean environment certified by reputed paint manufacturers, then washing the surface with Bleaching powder solution for treatment of fungal growth and applying two coats of exterior anti fungal acrylic emulsion paint (wallmista of Berger paint or equitant in Asian paint, Nerolac etc having three years of performance warranty) over a coat of exterior water based primer of same make all as specified and prescribed by manufacture of paint and as directed at site by Engineer-in-Charge. Note:- (i) The old surface must be prepared in a manner so that there should not be any impression of dent and it should be made even all as per manufacture instruction before application of distemper. The cost of materials, labour & T&P required for preparation of surface are demand to be included in the rates quoted. (ii). The work must be got executed through authorised applicator of manufacture after concluding an MoU with manufacture for company back guarantee by the contractor. The authorised applicator of manufacturer shall be got approved from GE before commencement of work. (iii). All the material to be incorporated in the work shall be brought by contractor to MES store yard which will be subsequently issued by department for incorporation in the work to ensure the quantity to be consumed all as per recommendation of manufacture. (iv). After carrying out preparation of surface the same shall be got approved from GE before application of distemper for each building. (v). The colour / shade will be all as approved by GE. (vi) The cost of Scaffolding wherever required are deemed to be included in the rates quoted by the contractor.

NOTES :- 1. For the items for which specifications not mentioned any where in the tender, the BIS specifications shall be followed.

Bhanu Prakash

M/s RK ENTERPRISES

Meher enterprises