MAINTENANCE AND REPAIR OF EXTERNAL WATER SUPPLY PIPE LINE IN MAUDE ROAD BAIRD PLACE ARJAN VIHAR PRATAP CHOWK AREA MANIKSHAW AREA AND ALLIED AREAS OF AGE U WATER SUPPLY NO II UNDER GE (U) WATER SUPPLY DELHI CANTT 10

Amount

Excavation in trenches not exc 1.5 M wide and not exc 1.5 M in depth for pipe line, etc in soft / loose soil getting out and levelling of bottom surface to required level complete all as specified and as directed.

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

Removing excavated material (Soils) from site to a distance not exc 50 M away and depositing where directed at a level not exc 1.5mtr above the starting point complete all as specified and as directed.

Boring holes under road pavement by bocky manually in any type of soil upto 200 mm bore. Complete all as specified and as directed.

Taking up GI/ Cast Iron /Ductile Iron water mains (including all fittings) with spigot & socket ends and lead/tyton joints including burning out lead joints and recovering lead complete all as specified and as directed of the following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

Laying only in trenches CI/DI pipes with socket and spigot ends, cleaning thoroughly and removal of all blockages if any complete all as specified and as directed [Old serviceable pipe shall be obtained from item no. 5] for the following size/bore of pipes. Note : Joints and CI fittings shall be measured and paid seperately

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

Supplying, Laying, jointing, testing and commmisioning of DI Pipe as per IS 8329, class K-7 with inside cement mortar lining with spigot and socket ends laid in trenches complete all as specified and as directed at site for the following sizes :- Note : - Joints shall be measured and paid separetely

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

Material and Labour for CI fittings/specials such as Tees, bends (any type, radius and angle ) tapers any type, collars,tail pieces,caps and plugs up to 150 mm bore confirming to IS: 1538-1993 complete all as specified and as directed.

Material and Labour for DI fittings/specials such as Tees, bends (any type, radius and angle ) tapers any type, collars,tail pieces,caps and plugs up to 150 mm bore confirming to IS: 9523 complete all as specified and as directed.

Material and Labour for CI fittings/specials such as Tees, bends (any type, radius and angle ) tapers any type, collars,tail pieces,caps and plugs 200 to 300 mm bore confirming to IS: 1538-1993 complete all as specified and as directed.

Material and Labour for DI fittings/specials such as Tees, bends (any type, radius and angle ) tapers any type, collars,tail pieces,caps and plugs 200 to 300 mm bore confirming to IS: 9523 complete all as specified and as directed.

Material and labour for Run lead joint including jointing material for CI/DI pipe of following size/bore :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Material and labour for Rubber Gasket Joint (Tyton Joint) including jointing material for DI/CI pipe of following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

Supplying , laying , jointing, welding & testing MS Pipe (Heavy duty class 'C') of following size laid in trenches or laying on floors for connections to centrifugal pump sets for suction, pump to header and to connect out going water main CI/DI pipe line including taking down the unserviceable pipe and deopositing to MES Store yard complete all as specified and as directed.:- Note:- (i) MS Flanges and Flange joints complete with jointing materials shall be measured and paid separately.

100 mm bore

150 mm bore

200 mm bore

Supplying and fixing, MS flanges not less than 16 mm thick duly welded on ends of MS pipe. complete all as specified and as directed.

100 mm bore

150 mm bore

200 mm bore

M&L for Joints with rubber or fibre board gasket including nuts,bolts and double washers of following size Complete all as specified and directed by Engineer-in-Charge.

100 mm bore

150 mm bore

200 mm bore

Supply, fixing, jointing & testing cast Iron Sluice Valve of sizes as under , ISI Marked, flanged ends drilled pressure rating PN-1.6, PD Short body, Confirming to IS 14846 -2000, having stainless steel spindle with cast iron operation wheel at top including taking out unserviceable sluice valve and depositing to MES store yard complete all as specified and as directed:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

Supply, fixing, jointing and testing of Cast iron Non Return valve without by pass arrangement , Swing type, confirming to IS 5312, flanged ends pressure rating PN 1.0 complete including taking out unserviceable NRV and depositing to MES store yard complete all as specified and as directed. Note:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

100 mm bore

150 mm bore

Supply and fixing CI foot valve of size 100mm bore, flanged ends, swing type opration with rubber sheet, as per IS : 4038. Complete including taking out unserviceable foot valve and depositing to MES store yard complete all as specified and as directed. Note:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

Supply and fixing CI foot valve of size 150mm bore, flanged ends, swing type opration with rubber sheet, as per IS : 4038. Complete including taking out unserviceable foot valve and depositing to MES store yard complete all as specified and as directed. Note:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

Supply, installation and testing of flanged ends Water Meter of following size, ISI marked woltman type, Class 'B' of following sizes and making good connection with flanged ends, with gasket rubber sheet and nut & bolts fixing in horizontal/inclind/vertical position, including taking out unserviceable water meter and depositing to MES Store yard complete all as specified and as directed. Note :- Flange joints including jointing materials shall deemed to be included in the unit rate of this item.

80 mm bore

100 mm bore

150 mm bore

Supply, installation and testing flanged ends strainer / dirt box 150 mm bore with stainless steel mesh suitable for cold water meter to avoid foreign material entering into meter and making good connection with flanged ends, with gasket rubber sheet and nut & bolts fixing in horizontal/inclind/vertical position, including taking out unserviceable strainer / dirt box and depositing to MES Store yard complete all as specified and as directed. Note :- Flange joints including jointing materials shall deemed to be included in the unit rate of this item

Taking up or down GI tubing and connections of the following sizes from trenches / wall / floor including cleaning for refixing or removal and deposit to MES strore yard and complete all as specified and as directed :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

M & L for GI tubing of the following sizes in old or new position to wall / in floor including all new fittings complete all as specified and as directed :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Material and labour for GI pipe medium grade with all fittings laid in trenches in old/new position as directed of following sizes :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

Supply and fixing Float valve with epoxy coated aluminium rod and high density plastic ball including GI fittings as required at site of following sizes including taking out unserviceable float valves and depositing to MES store yard complete all as specified and as directed.

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Supplying & fixing gun metal gate valves with iron wheel head,screwed both ends for iron pipe, ISI Marked, as per IS: 778 of following sizes including taking out unserviceable gate valves and depositing to MES store yard complete all as specified and as directed.

15 mm bore

20 mm bore

25 mm bore

50 mm bore

Material and labour for Fabrication, welding and fixing of MS work made out of MS sheet not more than 3 mm thick of any size as required at site for repair/replacement of valve pit cover / sign board etc. including painting two coats with synthetic enamel paints over a coat of red oxide primer complete all as specified and as directed.

Material and labour for Fabrication, welding and fixing of MS frames made out of MS angle/ flat of any size as required at site for repair/replacement of valve pit cover / Sump manhole cover, Stair case steps and all other iron works including painting two coats with synthetic enamel paints over a coat of red oxide primer complete all as specified and as directed.

Supply & Fixing bib taps, 15 mm bore ,cast copper alloy Chromium plated with crutch or butterfly handle, screwed for iron pipe or for brass ferrule complete all as specified and as directed.

Surface excavation n.exc 30 cm deep averaging 15 cm for cleaning the area by cutting the unwanted bushes/vegitation growth in and arround the area of installations /arround the valve pit chamber/along the pipe line routes if reqd complete all as specified and as directed.

M&L for writing letter or figures (Block, Roman, Italic of Indian) not exc 30cm high, letter shall be painted with thick synthetic enamel paint so that they stand out boldly and solidly without showing signs or brush mark complete all as specified and as direceted.

M&L for painting on steel and iron surfaces with one coat of synthetic enamel paint as per existing colour scheme or pattern including preparation of old painted surface of any description over 10 cms in width or girth complete all as specified and as directed.

M&L for construction of valves pit chamber having dimension 120 cm X 120cm x 120cm (internal height ) using PCC (1:4:8) type D2 (using 40mm graded stone aggregate for foundation 15 cms thick. brick wall 23 cm thick built in CM (1:4), 10mm thick rendering all around the brick with 1: 6 cement mortor, PCC (1:2:4) type B1 (using 20mm graded stone aggergate) as in coping for grouting MS frame including 03mm thick MS top sheet cover with locking arragnement, MS frame made out of 40 X 40X 6mm thick angle iron including painting the steel surfaces with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation in any type soil, returning, filling in and removal of surplus soil to a distance not exceeding 50mtrs all as specified and shown on drg No-=CWE(U) D-1/86 sheet No-1 and including demolition/ dismantling of exsiting valve chamber complete all as specified and as direceted.

M&L for repair of existing old damaged valves pit chamber having dimension 120 cm X 120cm x 120cm (internal height ) using PCC (1:4:8) type D2 (using 40mm graded stone aggregate for foundation 15 cms thick. brick wall 23 cm thick built in CM (1:4), 10mm thick rendering all around the brick with 1: 6 cement mortor, PCC (1:2:4) type B1 (using 20mm graded stone aggergate) as in coping for grouting MS frame including 03mm thick MS top sheet cover with locking arragnement, MS frame made out of 40 X 40X 6mm thick angle iron including painting the steel surfaces with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation in any type soil, returning, filling in and removal of surplus soil to a distance not exceeding 50mtrs all as specified and shown on drg No-=CWE(U) D-1/86 sheet No-1 and including demolition/ dismantling of exsiting valve chamber complete all as specified and as directed. Note :- MS Work will be measured and paid separately under respective items of Sch 'A'.

Material and labour for drilling and tapping cast iron water mains (in position ) for branch connections of 15 mm bore, complete all as specified and as directed.

Material and labour for drilling and tapping cast iron water mains (in position ) for branch connections of 20 mm bore, complete all as specified and as directed.

An amount of Rs 339100.00 shall be deducted from BOQ on account of schedule of credit

Rahul Enterprises

M/S PRADEEP ENTERPRISES

Deven Associates

somyaenterprises

Ridhi engineers and builders