REPAIR REPLACEMENT AND MAINTENANCE TO EXISTING WATER SUPPLY SYSTEM CI DI GI OLD CEMENTED PIPELINES AND CONNECTED ACCESSORIES AT COD AREA NARAINA MAP 505 WORKSHOP AREA ME LINE ESD 1811 PIONEER COY FOL DEPOT SUBRAMANIAN LINE HQ TG AND ADJOINING AREAS O

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 metre depth and getting out in any type of soil for taking out/laying of pipe complete all as specified and as directed

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc. 25 cm thick complete all as specified and directed.

Removal of excavated material from site to a distance not exceeding 50 meters away and depositing where directed at a level not exceeding 1.5 meters above the starting point complete all as specified and directed.

Excavation in trenches by cutting of road crossing, PCC hard standing for taking out/laying of pipe lines including filling of PCC (1:2:4) type B-2 using 40 mm graded crushed stone aggregate as in foundations, filling and mass concrete complete including making good the existing surface complete all as specified and as directed. (Note:- Length and depth of cutting will be decided by Eng-in-Charge as per site requirement. contractor will provided all materials for making good as per existing road and removed rubbish out size MD land at his own arrangement. Cost deemed included in quoted unit rate.)

Taking up DI/GI/CI/MS Pipes including all fitting of the following sizes complete all as specified and directed:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

80 mm bore

100 mm bore

150 mm bore

200 mm bore

M&L for DI specials like MJ Collars, Bends, tapers any type any radius and angle, Tee pieces single branch 'Y' Junction, double branch, cross (all sockets or socket and spigot) collars, DI connecting pieces one end flanged and other end spigot/socket, reducers/bell mout pieces one end flanged and other end tapering as bell mouth for the size up to 250mm dia bore.

M&L for Cast iron bends, tapers any type any radius and angle, Tee pieces single branch `Y' junction, double branch, cross (both all sockets or socket and spigot or flanged) collars, cast Iron connecting pieces one end flanged and other end spigot/socket, reducers/bell mouth pieces one end flanged and other end tapering as bell mouth for the size up to 250 mm dia bore included taking out old pipe fittings complete all as specified and directed.

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

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Material and labour including jointing and testing of cast iron sluice valves class PN-1.0, conforming to IS:14846 flanged ends drilled having stainless steel spindle with cast iron wheel at top complete with nuts, bolts, washers and rubber gaskets including taking out unserviceable sluice valve and removal from site for the follwing sizes complete all as specified and directed.

80 MM bore

100 MM bore

150 MM bore

200 MM bore

250 MM bore

Supply, fixing, jointing and testing of Cast iron Non Return valve of the following sizes without by pass arrangement , Swing type, confirming to IS 5312, flanged ends pressure rating PN 1.0 complete including taking out unserviceable NRV complete all as specified and as directed at site by the Engineer-in-Charge. (Note:- (i) Flanged joints complete with jointing material shall deemed to be included in the unit rate of item.)

80 MM bore

100 MM bore

150 MM bore

200 MM bore

M&L for run lead joint including jointing material for cast iron pipe of following size/bore :-

80 MM bore

100 MM bore

150 MM bore

200 MM bore

Taking up old GI steel tubing with connection including fittings all as specified and as directed by Engineer-in-Charge of the follwing sizes :-

15 MM bore

20 MM bore

25 MM bore

40 MM bore

50 MM bore

Supply & Laying of GI pipe "Medium Grade" ISI mark including all fittings in old/new positions in trenches/wall/floor complete and making good the distributed surfaces as per existing as directed of following sizes. (Note:- Excavation and earth work will be measured and paid separately.)

15 MM bore

20 MM bore

25 MM bore

40 MM bore

50 MM bore

Supply & fixing Gun metal gate valve with iron wheel head screwed both iron iron pipe ISI Marked as per IS 778 of following sizes including taking out unserviceable gate valve complete all as specified and directed :-

15 MM bore

20 MM bore

25 MM bore

40 MM bore

50 MM bore

Supply and installation of flanged ends strainer/dirt box, PN-10 with stainless steel mesh suitable for water meter for potable water supplies on up stream of water meter to avoid foreign material entering into meter including taking out unserviceable of following sizes complete all as specified and as directed at site by the Engineer-in-Charge.

80 MM bore

100 MM bore

150 MM bore

200 MM bore

Supply and installation of flanged ends Water Meter woltman type, including testing and making good connection with flanged ends, with gasket rubber sheet and nut & bolts etc ISI Marked fixing in horizontal/incline/vertical position, including taking out unserviceable of following sizes complete all as specified and as directed at site by the Engineer-in-Charge.

80 MM bore

100 MM bore

150 MM bore

200 MM bore

Supply and Fixing in replacement of CI Foot valve of following size , Flanged ends, Swing type opration with rubber sheet as per IS-4038 including taking out unserviceable of following sizes complete all as specified and directed by Engineer-in-Charge. Note (i) :- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this items.

80 MM bore

100 MM bore

150 MM bore

M&L Construction of valves pit chamber in replacement having internal dimension 900mm x 900mm x 900 mm (internal height) using PCC (1:4:8)40 mm graded stone aggregate for foundation 15 cms thick, 23 cm thick wall in CM (1:4) 10 mm thick rendering all around the brick work with 1:6 cement mortar PCC (1:2:4) type B1 coping with 20mm graded aggregate for grouting MS frame including 3mm thick MS top sheet cover with locking arrangement including 50 mm pad lock with double key angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs complete all as specified and as directed by the Engineer-in-Charge.

Supply & Fix float valve high pressure of PTMT with epoxy coated Aluminum rod and High density plastic Ball screwed for iron pipe , including taking out float valve of following sizes complete all as specified and directed by Engineer-in-Charge.

15 MM bore

20 MM bore

25 MM bore

50 MM bore

Cutting and screwing the existing steel tubing 15 to 50 mm bore for addition and alteration or lengthening screw on pipe to form connector compete all as specified and as directed.

M&L painting two coat of synthetic enamel paint as per existing pattern on pipe surface/header connection including preparation of surfaces by scratching and removing the rust, applying one coat red oxide primer complete all as specified and as directed

M&L removing weeds and wild grass inside the installations using chemical spray and trimming trees and unwanted plants using petrol operated Tree/Grass cutting tools and dressing of the surface by scrapping high patches and filling low patches with the scrapping soil to give an even and neat look to the site and disposing off all the unwanted grass, bushes and debris complete all as specified and directed by the Engineer-in-Charge.

M&L of MS works in replacement of any sizes of angles irons/flat iron/MS sheet works for U/S Sumps for making grills and stair steps etc.

Demolition of cement concrete in ground floors and paving(Road cutting) not exc 15cm thickness (Below or above the ground level) complete all as per specified and directed.

M&L PCC (1:3:6) type C2 using 40mm graded crushed stone aggregate as in foundation for including fair finish even and fair to exposed surfaces without using extra cement complete all as specified and directed

Demolition of brick work or stone/boulder masonry built in cement mortar including all quoin jambs pillars etc complete all as specified and directed.

M&L Brick work in CM (1:4) with sub class 'B' bricks above ground level and 6m mean radious and not exc. 1.5 meter in height from ground level including footing complete all as specified and directed

M&L rendering 10 mm thick plaster on brick work/concrete surface in cement mortar (1:4) finished even and smooth without using extra cement complete all as specified and directed.

S&F in replacement, butterfly valve 100mm dia with all necessary fittings including taking down old unservicable butterfly valve complete all as specified and directed by Engr-in- Charge.

Supplying, laying, jointing, welding and testing MS Pipe (Heavy class 'C') IS : 1239/3589, of followiing sizes 8mm thick laid in trenches or in Horizontal/Vertical/inclined position or laying on floors for connections for suction, to header and connected to out going water main CI/DI pipe line, for following size including taking out the old unserviceable pipes :- (Note:- (i) MS Flanges incl fabrication work will be measured and paid separately. (ii) Excavation and earth work will be measured and paid separately.

100 MM bore

150 MM bore

200 MM bore

Supply and fixing in replacement of MS flange, 16mm thick duly welded with flange joint including nuts bolts, washer, Rubber or fiber board gasket joint of following sizes:-

100 MM bore

150 MM bore

200 MM bore

Taking down water level indicator unit from Over head reservoir/Semi Under ground sump and supply and fix new water level indicator with complete accessories such as copper ball, necessary pully, nylon rope, steel Plate duly painted white with marking at every 10cm interval, letter writing of size 15mm width and 100mm long with signal red radium paint and painting of indicator with illumination postal red paint and errected at the height of 3 meter from ground level with necessary angle, nut and bolts rightly calibrated as per the tank level complete all as specified directed by Engr-in-charge.

An amount of Rs 2,10,520.00 shall be deducted from BOQ on account of schedule of credit

HSEDRIG ENGINEERS AND CONTRACTORS (BID ID -3519183)

M P TYAGI ENGINEERS AND CONTRACTORS (BID ID -3517917)

jain associates (BID ID -3519160)

Deven Associates (BID ID -3519418)

RS GREEN INDIA CONSTRUCTION (BID ID -3519435)

Shiv Enterprises (BID ID -3518255)

Yadav Enterprises (BID ID -3518995)

Ridhi engineers and builders (BID ID -3518937)