CNT/WSS/NCB/AMRUT- 2.0/002/ 2022-23

Amount

BILL NO 1. Providing Distribution System, Conveying main, Pipes & Specials in OHT and allied works

Supply, delivery ,laying and jointing DI pipes of the following sizes of socket @ spigot end, push - on - joint DI pipes of classification K7 conforming to IS: 8329/2000 in standard lengths with cement mortar lining inside and outside Zinc coating, including making rubber joints and cost of rubber gasket, Labour charges for loading,unloading and stacking at the site etc as directed by the engineer at site ,including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m and lift of 2m conveying to the site of work, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth etc . complete for the pipes of following diametres at the following depths.

100mm at 1.25m depth

150mm at 1.25m depth

200mm at 1.25m depth

250mm at 1.25m depth

300mm at 1.5m depth

350mm at 1.5m depth

400mm at 1.5m depth

Supply, delivery ,laying and jointing DI pipes of the following sizes of socket @ spigot end, push - on - joint DI pipes of classification K7 conforming to IS: 8329/2000 in standard lengths with cement mortar lining inside and outside Zinc coating, including making rubber joints and cost of rubber gasket, Labour charges for loading,unloading and stacking at the site etc as directed by the engineer at site ,including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m and lift of 2m conveying to the site of work, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth and necessary lighting arrangements etc . complete for the pipes of following diametres at the following depths in Bus route roads during night hours.

100mm at 1.25m depth

150mm at 1.25m depth

200mm at 1.25m depth

250mm at 1.25m depth

300mm at 1.5m depth

350mm at 1.5m depth

400mm at 1.5m depth

Supply, delivery , laying and jointing DI pipes of the following sizes of socket @ spigot end, push - on - joint DI pipes of classification K9 conforming to IS: 8329/2000 in standard lengths with cement mortar lining inside and outside Zinc coating, including making rubber joints and cost of rubber gasket, Labour charges for loading,unloading and stacking at the site etc as directed by the engineer at site ,including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m.conveying to the site of work, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth etc . complete for the pipes of following diametres at the following depths

300mm dia at 1.5 m depth

350mm dia at 1.5 m depth

Supply, delivery , laying and jointing DI pipes of the following sizes of socket @ spigot end, push - on - joint DI pipes of classification K9 conforming to IS: 8329/2000 in standard lengths with cement mortar lining inside and outside Zinc coating, including making rubber joints and cost of rubber gasket, Labour charges for loading,unloading and stacking at the site etc as directed by the engineer at site ,including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m.conveying to the site of work, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth and necessary lighting arrangements etc . complete for the pipes of following diametres at the following depths in Bus route roads during night hours.

300mm dia at 1.5 m depth

Supply, conveying and fixing DI D/F pipes of K9 classification as per IS:8329/2000 including lowering into the duct and excluding earthwork excavation,backfill, ,etc.

300mm DI D/F pipe

Interconnection work to the existing 1200mm dia MS transmission main Near to TNHB main road with 350mm dia proposed Conveying Main

Supply and delivery at site 1m length 350mm dia, 5mm thickness MS cut pipe with flange conforming to IS 7322 including cutting of 1200 MS transmission main and welding the cut pipe with the existing Transmission main & Lowering of M.S pipes and specials into the trenches and laying to proper grade and alignment including loading, unloading and stacking at the site as directed by the officers etc complete.

Supply, delivery at site , conveying and fixing following sizes of DI specials of DI push - on joint specials as mentioned below conforming to IS: 9523/2000 including loading, unloading and stacking at the site etc as directed by the engineer at site, and including labour charges for earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m and lift of 2m conveying to the site of work, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth as directed by the Engineer at site. etc . complete

DI A/S Tee:

100x100 mm DI A/S Tee

150x150 mm DI A/S Tee

150x100 mm DI A/S Tee

200x200 mm DI A/S Tee

200x150 mm DI A/S Tee

200x100 mm DI A/S Tee

250x250 mm DI A/S Tee

250x200 mm DI A/S Tee

250x150 mm DI A/S Tee

250x100 mm DI A/S Tee

300x300 mm DI A/S Tee

300x150 mm DI A/S Tee

300x100 mm DI A/S Tee

350x350 mm DI A/S Tee

350x100 mm DI A/S Tee

400x400 mm DI A/S Tee

400x250 mm DI A/S Tee

DI D/S Taper

150x100 mm DI D/S Taper

200x100 mm DI D/S Taper

200x150 mm DI D/S Taper

250x100 mm DI D/S Taper

250x150 mm DI D/S Taper

250x200 mm DI D/S Taper

300x200 mm DI D/S Taper

300x250 mm DI D/S Taper

350x250 mm DI D/S Taper

350x300 mm DI D/S Taper

400x250 mm DI D/S Taper

400x300 mm DI D/S Taper

400x350 mm DI D/S Taper

End Cap:

100 mm DI end cap

150 mm DI end cap

200 mm DI end cap

250 mm DI end cap

DI D/S 90 deg Bend:

100 mm DI D/S 90 deg bend

150 mm DI D/S 90 deg bend

250 mm DI D/S 90 deg bend

300 mm DI D/S 90 deg bend

350 mm DI D/S 90 deg bend

400 mm DI D/S 90 deg bend

DI D/S 45 deg Bend:

100 mm DI D/S 45 deg bend

250 mm DI D/S 45 deg bend

300 mm DI D/S 45 deg bend

350 mm DI D/S 45 deg bend

400 mm DI D/S 45 deg bend

DI D/S 22.5 deg Bend:

100 mm DI D/S 22.5 deg bend

150 mm DI D/S 22.5 deg bend

200 mm DI D/S 22.5 deg bend

250 mm DI D/S 22.5 deg bend

300 mm DI D/S 22.5 deg bend

350 mm DI D/S 22.5 deg bend

DI Fl/Soc Tail Piece

300 mm DI Fl/Soc Tail Piece

DI Fl/Spi Tail Piece

250 mm DI Fl/Spi Tail Piece

300 mm DI Fl/Spi Tail Piece

400 mm DI Fl/Spi Tail Piece

DI D/F Taper

350x300 mm DI D/F Taper

MJ Collar

100 mm MJ Collar

150 mm MJ Collar

200 mm MJ Collar

250 mm MJ Collar

300 mm MJ Collar

350 mm MJ Collar

DI D Soc/Fl Tee:

100x80 mm DI S/S/F tee

150x80 mm DI S/S/F tee

250x80 mm DI S/S/F tee

300x80 mm DI S/S/F tee

350x80 mm DI S/S/F tee

DI D/F 90 deg duckfoot bend

250 mm DI D/F 90 deg duckfoot bend

300 mm DI D/F 90 deg duckfoot bend

400 mm DI D/F 90 deg duckfoot bend

Inlet & outlet Pipe

250 mm D.I D/F Pipe 0.5 m long

300 mm D.I D/F Pipe 0.5 m long

400 mm D.I D/F Pipe 0.5 m long

Supply, delivery , conveying and fixing DI D/F pipes as per IS:8329/2000 and DI SS/DF specials like Tee, Bends ,Tapers and Tailpieces as per IS:9523/2000 including loading,unloading and stacking at the site excluding earthwork excavation as directed by the Engineer at site etc complete.

300 mm D/F 45 deg bend

DI Fl/Soc Tail Piece

250 mm DI Fl/Soc Tail Piece

300 mm DI Fl/Soc Tail Piece

350 mm DI Fl/Soc Tail Piece

400 mm DI Fl/Soc Tail Piece

DI Fl/Spi Tail Piece

250 mm DI Fl/Spi Tail Piece

300 mm DI Fl/Spi Tail Piece

350 mm DI Fl/Spi Tail Piece

400 mm DI Fl/Spi Tail Piece

DI D/F Taper

150x125 mm DI D/F Taper

250x150 mm DI D/F Taper

300x150 mm DI D/F Taper

300x200 mm DI D/F Taper

350x200 mm DI D/F Taper

350x250 mm DI D/F Taper

400x250 mm DI D/F Taper

MJ Collar

250 mm MJ Collar

300 mm MJ Collar

350 mm MJ Collar

400 mm MJ Collar

DI D/F pipe

125 mm DI D/F pipe - 0.5 m length

125 mm DI D/F pipe - 1.25 m length

150 mm DI D/F pipe - 0.6 m length

150 mm DI D/F pipe - 1.5 m length

200 mm DI D/F pipe - 0.8 m length

200 mm DI D/F pipe - 2 m length

250 mm DI D/F pipe - 1 m length

250 mm DI D/F pipe - 2.5 m length

For Inlet & outlet Pipe arrangements

Scour pipe & Over Flow pipe

150 mm D.I D/F Pipe 2.5 m long

150 mm D.I D/F Pipe 1.5 m long

150 mm D.I D/F Pipe 1 m long

150 mm D.I D/F Pipe 0.5 m long

150 mm D.I D/F Pipe 5.5 m long

Outlet 1

250 mm D.I D/F Pipe 2.5 m long

250 mm D.I D/F Pipe 2 m long

250 mm D.I D/F Pipe 1.5 m long

250 mm D.I D/F Pipe 1 m long

250 mm D.I D/F Pipe 0.5 m long

Inlet

300 mm D.I D/F Pipe 2.5 m long

300 mm D.I D/F Pipe 2 m long

300 mm D.I D/F Pipe 1.5 m long

300 mm D.I D/F Pipe 1 m long

300 mm D.I D/F Pipe 0.5 m long

Outlet 2

400 mm D.I D/F Pipe 2.5 m long

400 mm D.I D/F Pipe 2 m long

400 mm D.I D/F Pipe 1.5 m long

400 mm D.I D/F Pipe 1 m long

400 mm D.I D/F Pipe 0.5 m long

DI D/F 90 deg bend

150 mm DI D/F 90 deg bend

250 mm DI D/F 90 deg bend

300 mm DI D/F 90 deg bend

400 mm DI D/F 90 deg bend

DI D/F 90 deg duckfoot bend

150 mm DI D/F 90 deg duckfoot bend

250 mm DI D/F 90 deg duckfoot bend

300 mm DI D/F 90 deg duckfoot bend

400 mm DI D/F 90 deg duckfoot bend

DI bell mouth

300 mm DI bell mouth

Supply,delivery , conveying and fixing the CI sluice valves (PN 1.0) of following sizes confirming to IS: 14846/2000 including Flange/socket and Flange/spicot tail pieces, etc., loading,unloading, Transportation charges and stacking at site etc complete as per specifications.

Supply, delivery , conveying and fixing of CI double air valves of following sizes conforming to IS 14845/2000 including loading, unloading, Transportation charges and stacking at site etc as directed by the engineer at site etc complete as per specifications.

80 mm Double Air Valve

Supply, delivery, conveying and fixing sluice valves (PN 1.0) of following sizes conforming to IS 14846/2000 excluding tail pieces including loading, unloading, transportation charges and stacking at site etc complete as per specifications

Cutting of DI Pipes true to axis and finishing the ends complete .

Cutting of Road surface

Asphaltic Road

Non-Bus Route

Bus Route - State High ways

Concrete road

Jointing the DI double flanged pipes and specials with rubber insertion to the required specification with M.S bolts and nuts including the cost of jointing materials etc. complete.

Jointing the DI Socket/spicot specials with rubber gasket(Tyton joint) including cost of jointing materials etc. complete.

Testing of DI pipes with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stetches and attending the bursts if any occurred during the test, excluding the cost of pipes, including other incidental and operational charges etc. complete for the following diameters of pipes.

Construction of Thrust block of standard size with PCC 1:3:6 using 40 mm BG Jelly including fixing of M.S rod for anchorage as directed during execution including earth-work excavation, centering, reinforcement , curing etc complete for various bends,Tees as mentioned below

350mm 90 deg D/S bend

350mm 45 deg D/S bend

350mm 22.5 deg D/S bend

300mm 90 deg D/S bend

300mm 45 deg D/S bend

300mm 22.5 deg D/S bend

350x350 A/S tee

150 mm DI D/F 90 deg duckfoot bend

250 mm DI D/F 90 deg duckfoot bend

300 mm DI D/F 90 deg duckfoot bend

400 mm DI D/F 90 deg duckfoot bend

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign, providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors, fixing stickers etc, including watching during night and placing the barricading units as directed at the sites.

Supply, delivery, erection, testing and commissioning of Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast /Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection. Signal Converter shall be pulsed DC coil excitation type with auto zeroing.

The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output. The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished as per the details provided in the specificaion (Volume -II)

House service connection

Making bore and tapping in the DI pipe line,supplying and fixing of specials consisting of plastic moulded clamp saddle with (SS304) female threaded metal insert ,sealing rubber and plastic wide strap including suitable bolts and nuts,Polypropylene compression fitting adopter with metal insert(SS 304-male threaded),Polyproplene compression fitting 90 deg elbow, UPVC Ball Valve(stop cock) with compression joint at one end and female threaded at other end and suitable enclosure(HDPE) with top side openable for housing UPVC Ball Valve(stop cock) and testing house service connections including cost of water etc complete for following sizes.

20mm dia O.D

25mm dia O.D

32mm dia O.D

Supplying and laying of MDPE (PE80) Blue pipe (IS:4427) with necessary specials including earth work excavation, laying, jointing ,testing, refilling the trenches and disposal of surplus earth etc.complete.

20mm dia O.D

25mm dia O.D

32mm dia O.D

Supplying, installation, testing, commissioning of AMR water meters with Data capture by wireless system using Long Range Gateways. Transfer Billing System including all hardware & software of following sizes in Chennai City for house service connection

15mm dia

20mm dia

25mm dia

Supply, delivery and fixing of water meter protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the CMWSS Board Officers.

BILL NO 2. Construction of Over head Tanks of capacity 21 LL & 15LL, , Compound Walls, Sluice Valve chambers, Air Valve chambers, Water Meter Chambes and allied works

Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m complete for open cut excavation

Upto 2m below GL

From 2 to 3m below GL

From 3 to 4m below GL

Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m complete etc for narrow trenches and foundation

0 - 2m below GL

Supplying and filling Crushed stone sand (M-sand) for foundations and basement including watering consolidating ramming, etc., complete

Cement concrete 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

from 1.5m to 4.5m below GL

Providing form work with centering for soffits of Reinforced Cement Concrete slabs or plain surfaces including strutting upto 3m high

Upto 3.00m height above & below GL

From 3 m to 4 m above & below GL

From 4 m to 5 m above GL

From 5 m to 6 m above GL

From 6 m to 7 m above GL

From 7 m to 8 m above GL

From 8 m to 9 m above GL

From 9 m to 10 m above GL

From 10 m to 11 m above GL

From 11 m to 12 m above GL

From 12 m to 13 m above GL

From 13 m to 14 m above GL

From 14 m to 15 m above GL

From 15 m to 16 m above GL

From 16 m to 17 m above GL

From 17 m to 18 m above GL

From 18 m to 19 m above GL

From 19 m to 20 m above GL

From 20 m to 21 m above GL

From 21 m to 22 m above GL

From 22 m to 23 m above GL

From 23 m to 24 m above GL

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M25 grade using crushed stone sand (M-sand) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing,fixing ,fan clamps etc. as per standard specification and as directed by the Board officers complete.

Upto 1.5m below GL

Upto 1.5m above G.L.

1.5m to 4.5 m below G.L.

1.5m to 4.5 m above G.L.

4.5m - 9.0m above G.L.

9.0m - 13.5m above G.L.

13.5m - 18m above G.L.

18m - 22.5m above G.L.

22.5m - 24.0m above G.L.

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M30 grade using river sand for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, fixing, fan clamps etc., as per standard specification and as directed by the Board officers complete.

13.5m - 18m above G.L.

18m -22.5m above G.L.

22.5m -24.0m above G.L.

Supplying and fabricating CRS/Thermo Mechanically Treated High Corrosion Resistance bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works using 10mm -32 mm dia rod (Fe-500 D Grade with CRS material)

Special ceiling plastering for RCC slabs, and beams in CM 1:3 using Crushed stone sand (M-sand) – 10mm thick including hacking and curing, etc., complete

20mm thick sand faced cement plaster on wall upto hight 10 meters above ground level consisting of 12mm thick backing coat of CM 1:3 ( 1 cement : 3 M-sand ) and 8mm thick finishing coat of CM 1:1 ( 1 cement : 1 M-sand ) etc complete for compound wall work

Colour washing two coats over one coat of white washing.

Painting two coats with superior quality ready mixed paints of chocholate , light green, grey colour or any other approved colour over painting with primary coat (red lead) on new iron work

Supplying and fixing barbed wire fencing over the proposed compound wall with ‘L’ angle iron 50 x 50 x 6mm & 1.45m posts bent to shape at 2.5m centres with 6 rows of barbed wire and also in a zig zag manner at 25cm c.c. connecting all the rows with barbed wire will be of 2 ply and 12 gauge or other approved size including drilling hole in ‘L’ iron posts and fixing the posts in cement concrete 1:2:4 (M-sand) of size 15x15x45cm etc as directed.

Granolithic flooring 50 mm thick with cement concrete 1:2:4 (M-sand) using 3 to 10 mm chips and top surface rendered smooth with cement including thread lining and 25mm dia G.I.pipe of necessary length for water outlet curing etc. complete.

Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approved steel primer. MS tubes

Refilling with excavated soils (other than sand) complying with standard specifications for filling in foundation and basement .

Disposal of surplus earth & disposal of sludge (collected from Underground duct across OMR)

Supplying and filling the entire site with quarry dust taken from outside the site with the lead of 18 km including laying in layers of not more than 15 cm, thick, ramming, curing etc. complete.

Providing RCC jolly work 50mm thick in cement concrete 1:2:4 (M-sand) excluding cost of reinforcement but including moulding curing etc complete.(for hand rails around OHT)

Supplying and fixing FRC cover and frame of size 60x60cm including necessary masonry work and plastering etc complete.

Supplying and fixing of 100mm dia CI ventilating pipe of 0.5m length each with cowl.

Supplying and fixing of stainless steel ladder consisting of side support and foot rest at every 20cms all member of ladder made up of 18 SWG ,304 Grade stainless steel with stainless steel welded joints.The width of the ladder is 50 cms.

Testing of 21LL OHT by retaining water for 48 hours in side the OHT including cost of water, pumping water into the OHT and bailing out of water(after testing) with necessary pumping equipments including attending the crack if any occurred during the test and other incidental and operational charges etc complete as directed at site.

Testing of 15LL OHT by retaining water for 48 hours in side the OHT including cost of water, pumping water into the OHT and bailing out of water(after testing) with necessary pumping equipments including attending the crack if any occurred during the test and other incidental and operational charges etc complete as directed at site.

Providing and fixing water level indicator of approved pattern.

Supplying and fixing 100mm dia A.C. down fall pipe including cost of 100mm dia A.C. pipe, shoe, bend brackets and teak wood plugs gratings etc. complete with door arrangements.

Supplying and fixing of GI Sheets 30cm wide and 1.6mm thick for construction jointing

Construction of Sluice valve Chamber in second class brick work in CM 1:4 (M-sand ) proportion with 12mm thick outside plastering in CM1:3 (M-sand) and 20 mm thick inside plastering in CM 1:3 (M-sand) proportion, RCC cover slab in M20 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm , bed block in CC 1:2:4 (M-sand) proportion using 20 mm gauge hard broken stone jelly , chamber foundation in PCC 1:3:6 (M-sand) proportion using 40 mm jelly including cost of reinforcement , shuttering and labour charges,earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m,sand filling,refilling and disposal of surplus earth ,fixing CI steps, etc. complete and including providing and fixing FRC cover and frame of size 60cmx60cm including necessary masonry work and plastering etc complete for the following size as per specification and as per drawing

1.35 x 1.2 x 1.55 m (for upto 250 mm dia SV)

1.35 x 1.35 x 1.95 m (for 300 to 400 mm dia SV)

Construction of Air valve Chamber in second class brick work in CM 1:4 (M-sand ) proportion with 12mm thick outside plastering in CM1:3 (M-sand) and 20 mm thick inside plastering in CM 1:3 (M-sand) proportion, RCC cover slab in M20 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm , bed block in CC 1:2:4 (M-sand) proportion using 20 mm gauge hard broken stone jelly , chamber foundation in PCC 1:3:6 (M-sand) proportion using 40 mm jelly including cost of reinforcement , shuttering and labour charges,earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m,sand filling,refilling and disposal of surplus earth ,fixing CI steps, etc. complete and including providing and fixing FRC cover and frame of size 60cmx60cm including necessary masonry work and plastering etc complete for the following size as per specification and as per drawing

1.2mx0.9mx1.80m size chamber for 80 mm dia Air valve

1.5 x 1.5 x 2.3 m (for 125-200 mm dia Electromagnetic flow meter)

1.7 x 1.6 x 2.3 m (for 250 dia Electromagnetic flow meter)

Stock brick work with II class bricks in cement mortor 1:5 (Crushed stone sand (M-sand)) for 23 cm thick walls including curing etc. complete.

Upto 1.5m above GL

from 1.5m to 4.5m above GL

Stock brick work with II class bricks in C.M. 1:4 (Crushed stone sand (M-sand)) for 23 cm thick wall including curing etc.complete

From 1.5 m below GL

From 1.5 to 4.5 m below GL

Hire charges for diesel pumpset upto 5HP with fuel and crew charges including tranportation for bailing out of sub-soil water

Clearing of heavy jungles

Band course work flat 10mm to 12mm thick and 50mm deep with C.M. 1:3 (Crushed stone sand (M-sand) including curing, etc., complete as directed

Supplying and fabricating and erection of iron gate with grill works of required size as per direction at site with G.I pipes of 50 mm and specials at all sides and 40x40x6mm angles as bracing on which 2 No.of m.s sheet of 16 gauge of size 2x2.5m each is welded as two halves fixing letter ''METROWATER' including one coat of primer with red lead etc.compete as directed.

Terrace flooring with two course of flat tiles 15cmx15cmx12mm using cement mortor 1:3 (M-sand) mixed with crude oil 10% by weight of cement and pointed with same oiled mortor

Weathering course: Concrete with broken brick jelly 20mm guage in pure slacked lime over RCC roof slab in proportion of 32:12 1/2 (no sand to be used) well beaten with wooden beaters to the required depth of 80mm thick and giving required slope and thickness to roof as required etc. complete.

Drilling of bore well of size 16" dia in sedimentary formation using hand boresets including insertion of casing pipes and removal of casing pipes suppling and packing of pebbels and conveyance of hand boreset including loading and unloading

Precast slab in Cement Concrete 1:2:4 (River sand) using 12-20mm BG jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement and including laying in position, compacting, curing, finishing, etc., complete.

Supplying and filling river sand for RWH structure

Supplying and filling hard broken stones 20 mm BG for RWH structure.

Supplying and filling hard broken stones 40 mm BG for RWH structure.

Supplying and fixing PVC slotted pipe, 160 mm dia

Supplying and fixing PVC end cap 160 mm dia

Providing 100mm thick cement concrete M20 grade after refilling of trenches for temporary restoration of Bus route roads for the works carried out during Night works

Lighting arrangements (maintenance works) with genset (For working in Underground duct) Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges, transportation, crew charges and fuel charges etc., complete.

Removal of sludge from Underground duct

BILL NO:3 Lightning Arrestor and Lighting arrangements for OHT

Supplying and fixing of 32 amps single phase 415 V DP SFU switch on suitable angle iron frame with earth connection only.

Supply delivery and erection of wall mounted 32 A, SPN MCB on suitable sheet steel enclosure

Supplying and clamping of PVC , LTUG cable by M.S.clamps on wall for following Size 2 core 4sq.mm. Length

Suppling and fixing of cable gland and termination with earth connection for following cables, size 2 core 4 sq.mm

Supply, delivery and erection of lighting distribution board consisting of 1 No of 40 A DP isolator, 3 nos of 5A , MCB(SP)in a sheet steel enclosure fitted with busbars and neutral links and with suitable angle iron frame works etc. complete.

Run of 2 of 2.5 sq mm PVC unsheathed copper single core cable inconduit pipe for mains with continuous earth connection by 14 SWG wire

Wiring with 2.5 sq.mm PVC unsheathed Al single core copper cable on suitable rigid PVC pipe for 5A 3 pin CS plug non interlocking including supply and fixing of plug in top in MS box with continuous earth connection by 14 SWG TC wire.

Wiring with 2.5 sq.mm. PVC unsheathed copper single core cable in PVC rigid pipe for lights with MS joint box and MS switch box only in flush with wall and covered by PVC sheet of 3 mm thick cover with continuous earth connection by 14 SWG TC wire.

Supply, and fixing of box type 4'40 w single fluorescent fitting complete with TW round block and tube on ceiling or wall with connection.

Supply and erection of 1 No 3" dia 7m long tubular lamp post with complete 250W sodium vapour lamp with necessary fitting and other accessories etc.

Supplying and laying LTUG cable in a trench to be excavated at a depth of 2.5 feet putting 6 inch layer of sand and covering the cable with brick and sand refilling the earth to make good, of 2 core 4 sq.mm

Supplying and clamping of PVC , LTUG cable by M.S.clamps on wall for following 2 core 4 sq.mm

Suppling and fixing of cable gland and termination with earth connection for 2 core 4 sq.mm

Supplying and fixing of 15 amps DP SFU 1'0" switch with F & N on a suitable angle iron frame with earth connection

Supply and connection of earthing conductor between earth pit and equipments 25 x 6 mm GI

Lightning Conductor

Supply , delivery and fixing of Lightning Conductor complete set with 1 m copper tube, 5 spike, base & ball etc

Supply and laying of earthing conductor from lightning conductor set to earthpit including scoffolding arrangements 40 x 6 mm GI flat

Supplying and laying of Busbar insulator support

Earthing as per ISI specifications with necessary masonry work

P&C Projects Private Limited