Package 1 - Providing water supply to Mowlivakkam village Panchayat-I by tapping from 1200mm dia Chembarambakkam 530 MLD WTP transmission main near Mangadu junction and constructing UGT at Mowlivakkam Panchayat.

Amount

Bill No:1 PUMPING MAIN

Supply and delivery the following sizes of DI pipes of class K9 conforming to IS:8329/2000, as specified in Technical specifications in standard lengths including labour charges for loading, unloading and stacking at site etc. complete as per standard specifications and as directed by the Departmental Engineer.

350 mm dia K9 Pipes

500 mm dia K9 Pipes

Supply and delivery of DI D/F Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves(Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warrantySupplying and Conveying to site, etc complete as per standard specifications and as directed by the Engineer In charge.

350 mm Dia DI D/F Gate Sluice valve

200mm Dia Sluice Valve for 500 mm Dia main(Scour)

80 mm dia Valve for 80 mm air valve

100 mm dia valve for 100 mm dia air valve

Conveying and fixing Sluice valves with tailpieces including fixing surface boxes valve cover

350 mm dia Valve

200 mm dia Valve

80 mm dia Valve for 80 mm air valve

100 mm dia valve for 100 mm dia air valve

Supply and Delivery of DI D/F Butterfly Valves with GGG 40 or equivalent grade as per IS 3896 (part 2) 1985 and subsequent revisions double ecentrically disc with renevable soft seal on the disc and body seat face of stainless steel / nickel weld overlay microfinished with powder or liquid epoxy coating with minimum thickness of 250 microns applied on both body and disc inside and outside face to face dimensions as per AWWA C 504 or BS 5155 or IS 13095

500 mm Dia DI D/F Butterfly valve

Conveying and fixing Sluice valves with tailpieces including fixing surface boxes valve cover-500 mm Dia Valve

Manufacture, Supply and Delivery of Tamper proof DI single chamber air release valves with pressure range from PN 1.0 to 2.5 with body and cover made of Ductile Iron of Grade GGG 40 or equivalent grade conforming to IS 1865 with Food Grade Epoxy Powder coating(EP-P) inside and for outside of colour blue RAL 5005. All internal parts such as float, shell etc., cover bolts, made of Austenitic alloy steel of SS AISI 304/316. The float shall be made of Polytetrafluroethylene/ Austenitic alloy steel of AISI 304/316. Gaskets and seals of EPDM / Neoprene rubber and as amended from time to time and suitable for water supply main including loading freight, transit, unloading and stacking them at site etc. complete

80 mm DI Single Chamber Air Release valve in 350 mm Main

100 mm DI Single Chamber Air Release valve in 500 mm Main

Conveying and fixing Air Valves

Supply and delivery of DI D/F specials of conforming to IS 9523/2000 specifications at site of work including all taxes, duties, loading, transportation, unloading, insurance etc., complete and as directed by Engineer incharge.

500 mm DI All socket TEE

500 mm DI k9 Pipe-cut barrel

500 mm x 350 mm DI D/S Tapper

500 mm DI D/S 22.50 Deg Bend

500 mm DI D/S 45 Deg Bend

350 mm DI D/s 90 Deg Bend

Specials for Sluice valves

350 mm DI Flanged Socket Tail Piece

350 mm DI Flanged Spigot Tail Piece

500 mm DI Flanged Socket Tail Piece

500 mm DI Flanged Spigot Tail Piece

Specials for Scour Valve

500 x500 x 200 mm Branch Flange Tee

200 mm DI D/F Pipe-2 m Length

200 mm DI D/F Pipe-1 m Length

200 mm DI D/F Duck Foot Bend

200 mm DI D/F 90 Deg Bend

Labour for cutting open BT,Maccadam roads & Concrete roads for laying water distribution lines etc complete as per standard specifications and as directed by the Departmental Engineer.

Bitumen Tar / WBM Road

Earthwork - excavation and depositing on bank with an initial lead of 10 m and initial lift of 2 m in trenches (Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small boulders and hard gravelly soil) etc all complete as per standard specifications and as directed by the Departmental Engineer Refilling trenches with excavated soil in layers not exceeding 20 cm in depth, ramming and consolidation of each layer, watering etc. all complete as per standard specifications and as directed by the Engineer in charge.

First Dpeth 2.0m

Lowering the following DI K9 pipes and specials into trench and laying to proper grade and alignment complete as per standard specifications and as directed by the Departmental Engineer.

350 mm dia K9 Pipes

500 mm dia K9 Pipes

Jointing the DI S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants, cost of jointing materials and testing to the required pressure with water etc., complete as per standard specifications and as directed by the Departmental Engineer.

350 mm dia K9 Pipes

500 mm dia K9 Pipes

Jointing the CI/DI Double flanged pipes and specials with rubber insertion to the required specifications with MS Bolts & nuts ,complete . The rate is including cost of jointing materials etc complete and as directed by the Departmental Engineers

350 mm Dia DI D/F Joints

500 mm Dia DI D/F Joints

200 mm Dia DI D/F Joints

Jointing the CI/DI S/S pipes and specials with neat cement or cement mortar and spun yarn including caulking the joints curing .The rate is including cost of jointing materials etc complete and as directed by the Departmental Engineers

350 mm Dia DI Joints

500 mm Dia DI Joints

Testing of pipes for water supply with hydraulictesting equipment by filling with water (includingcost of water) and testing to recommendedpressure in convenient stretches and attending the bursts if any occured during the test,excluding the cost of pipes but including otherincidential and operational charges etc.,complete for the following diametres of pipes.

350 mm dia K9 Pipes

500 mm dia K9 Pipes

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.

Refilling with excavated soils (other than sand) complying with standard specifications for filling in Water Supply pipe works.

Disposal of surplus excavated earth in pipe laying etc.,transporting to the sites specified by Engineer within 5 Km lead, including loading, spreading etc., complete and as directed by the Departmental Engineer.

Construction of Sluice Valve Chamber of following sizes in second class brick work in CM 1:4 proportion with 12 mm thick outside plastering and 20mm thick inside plastering in CM 1:3 proportion, RCC cover slab in CC 1:2:4 proportion using 20 mm jelly, chamber foundation and bed block in PCC 1:3:6 proportion using 40 mm jelly including cost of reinforcement and labour charges, CI steps, etc. as per drawing.

Sluice Valve Chambers

350 mm Dia DI D/F Gate Sluice valve

500 mm Dia DI D/F Butterfly valve

Scour Valve Chambers

200mm Dia Sluice Valve for 500 mm Dia main(Scour)

Air Valve Chambers

80 mm DI Single Chamber Air Release valve in 350 mm Main

100 mm DI Single Chamber Air Release valve in 500 mm Main

Construction of Thrust blocks using M20 grade Concrete using 20 mm Blue granite jelly for plain cement concrete, including necessary excavation,sand filling, M20 grade concrete and shuutering charges for all the sides and providing skin reinforcement for all sides using 12mm @200 mm c/c asperdrawing etc all complete ( The rate is inclusive of cost of reinforcement rods )

500 mm DI All socket TEE

500 mm DI D/S 22.50 Deg Bend

350 mm DI D/s 90 Deg Bend

Inter connection of Existing Pipes with proposed pipes including Earth work excavation to the required length ,Cutting the Existing pipe true to axis,dewatering ,removing slushy soil ,safety arrangements of shoring and strutting,barrigadding traffic diversion notification to public and jointing with suitable specials etc. complete.

Earthwork - excavation and depositing on bank with an initial lead of 10 m and initial lift of 2 m in trenches (Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small boulders and hard gravelly soil) etc all complete as per standard specifications

For Providing 500 mm TEE arrangement in Existing 1200 mm Main

0 to 2m Depth

1200 mm main

500 mm main

2 to 3 m Depth

1200 mm main

Supply and Delivery of MS Special of 500 mm x 0.50 m Flanged Spigot Tail Piece

Supply ad delivery of 500 mm DI D/F pipe1 m length

Jointing of DI D/F pipes with Bolts and nuts 500 mm dia

Providing 500 mm dia Hole in the existing 1200 mm main for fixing the 500 mm x 0.50 m Flanged Spiigot Tail piece for connecting the 500 mm DI Main and welding the tailpiece.

Dewatering using 15HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete.

Shoring, and strutting with sheet piles of size width 400 mm x height of 3m x thickness of 9mm as per IS 2314-1986 by driving on both sides of the trench from Ground Level up to the required depth and connecting the above sheet piles by horizontal strutting with sheet piles at an interval of 1.0m, fixing the sheet piles by connecting the horizontal strutting with casurina poles of 8cm to 10cm dia. at 1.50m interval and including removing the sheet piles after the pipelines are laid, jointed, tested, and stacking it safely for other uses. It includes the cost of sheet piles and casurina poles including labour charges for erecting the sheet piles, driving the sheet piles, removing the sheet piles, fixing Casurina poles, etc., complete and all other incidental charges for the depths (i) 0-3mts.,(ii) 0-4mts.,(iii) 0-5mts., (iv) 0-6mts.,(v) 0-7mts. and (vi) 0-8mts.

0 to 3 m depth

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.

Refilling with excavated soils (other than sand) complying with standard specifications for filling in Water Supply pipe works.

Qty of earth work

Providing Temporary Road restoration

Supply and filling with M.Sand in layers complying with standard specification including consolidation and watering etc. complete

1200 mm MS Pipe

Providing and laying Plain Cement Concrete 1:4:8 using 40mm HBG metal including consolidation, leveling and curing etc., as per standard specifications and as directed by the Engineer.

1200 mm MS Pipe

Providing and laying Plain Cement Concrete 1:2:4 using 20 mm HBG metal including consolidation, leveling and curing etc., as per standard specifications and as directed by the Departmental Engineer.

1200 mm MS Pipe

Provision for Notification for interruption of water Supply and RoadDiversion etc.,

Road crossing by Trenchless Technology Excavating of driving pit and receiving pit of size 3.00m (length) x 3.50m (breadth), depth upto 5m in all soil including shoring and strutting using 6mm tk MS Plate of size 3.50m x 3.50m usable for 10 operations and providing 16mm thickness MS plate of size 3.00m x 3.50m with 100mm x100mm x 12mm angles of 4m length for holding the MS plates for Thrust arrangements to receive the impacts during pushing operation of encasing pipe. Lowering the following size of MS encasing pipe by using Contractor’s crane and machineries and jointing MS pipes by welding, across the National Highways/State Highways/ Railways/Canal crossing etc and driving 326 the horizontal bore by pushing / jacking method (trenchless technology method) using contractor’s machineries such as cranes, jacks, jacking materials, generator, welding machineries, compressor, jack hammer and other equipments etc. without interfering and causing any hindrance to the movement of traffic or any other vehicles, without any disturbances to the railway/road/canal formation etc. including bailing / pumping of water where ever necessary without affecting any installation like water supply pipeline/telephone cable, electric cables etc. passing nearby area and scooping the earth inside the pipes and pit and depositing the surplus earth in a convenient place and leveling the site after completion of entire work as directed by Engineers in charge of work. The rate includes the cost of driving pit, thrust bed/wall and receiving pit to the depth of om to 5m excluding the cost of MS Pipe.

SH -Mangadu road-350 mm DI Main- 42 m Length-Br Gravity main

Tunneling for 800 mm dia Bore

Supply & Delivery of 800 mm dia x 12 mm thick MS Encasing Pipe 3.14 x 0.812 x 0.012 x 1 x 7850kg/cum

Temporary Road restoration with Sand filling 10cm thick, cement concrete M10 using 40 mm HBS metal 10 cm thick , cement concrete M15 using 20 mm HBS 10 cm thick including cost of all materials laying, curing etc. complete.

Supply and filling with M.Sand in layers complying with standard specification including consolidation and watering etc. complete

Providing and laying Plain Cement Concrete 1:4:8 using 40mm HBG metal including consolidation, leveling and curing etc., as per standard specifications and as directed by the Engineer.

Providing and laying Plain Cement Concrete 1:2:4 using 20 mm HBG metal including consolidation, leveling and curing etc., as per standard specifications and as directed by the Departmental Engineer.

Bill No.2: UNDER GROUND TANK-0.50 ML

Earthwork excavation and depositing on bank with initial lead of 10 metres and initial lift 2.00m in hard stiff clay stiff black cotton, hard red earth, shalves, Muram, gravel, stoney earth and earth mixed with small size boulders S.S. 20-B.(excluding timbering and bailing out sub-soil water) as per P.W.D. standard schedule of rates for chennai City.

0m to 2m depth

2m to 3m depth

3m to 4m depth

Ffilling the foundation with M.sand including consolidation ramming etc. complete as per standard specifications and as directed by the Engineer-incharge

Cement concrete 1:4:8 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 Below GL 1.5 to 4.50 m Depth

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M30 grade 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, etc., as per standard specification and as directed by the Board officers complete.

Below G.L upto 1.5m depth

Below GL 1.5 to 4.50 m Depth

Above GL 0 to 4.50 m Ht

Providing form work using Steel with centering for soffits of reinforced cement slabs or plain surfaces including strutting upto 3m height.

Below & Above G.L 0m to 3m Height

Plane Surface

Supplying, fabricating and laying in position MS rounds or RTS rods for RCC works including cost of reinforcement, binding wire, cutting bending, cranking and tying in position with binding wire assembly, etc. For mild steel/RTS(all sizes)

Stock brick work with II class bricks in cement mortar 1:5 M-sand for over 23 cm thick wall including curing etc complete. For Parapet Wall.

Above G.L upto 4.50m height

Plastering with cement mortar 1:5 M sand for 12mm thick including curing, etc., complete. For Parapet Wall

Applying two coats of cement paint of approved colour and quality including one coat of primer over cement plastered wall surfaces and new surfaces including cleaning, preparing the surface area and including cost of all materials, labour charges, curing etc., complete and as directed by the officers incharge

Supply and fixing of stainless steel ladder consisting of side support and footrest at every 20mm all member of ladder made up of 18SWG, 304 Grade stainless steet with stainless steel welded joimts. The width of ladder is 500mm.

Providing and fixing FRC cover and frame of size 60 x 60cm for inspection hole including necessary masonry work and plastering, etc., complete

Weathering Course of 75mm thick with Brick jelly lime concrete made in Broken Brick Jelly 20mm gauge in pure slaked lime (no sand to be added) laid over roof slab, the proportion of brick jelly to lime being 32 to 12.5 and well beated with wooden beaters for giving required slope and thickness etc., complete complying with standard specification.

Finishing with Solar Reflective tiles flooring with two course of flat tiles 305mm x 305mm x 7mm thick using cement mortar 1:3 mixed with water proof compound 2 % by weight of cement and pointed with same mortar.(Over to the Weathering course on the tank)

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

Disposal of surplus earth to a distance not exceeding 5km including loading, transportation, unloading etc. complete as directed by the Engineer.

Providing and fixing of RCC 1:1.5:3 (one cement, one and half M.sand and Three course aggregate of 20mm size hard blue granite broken stone) for ventilators of approved pattern including cost of cement, reinforcement, centering, shuttering, strutting etc., complete as generally shown in plan and as directed. as per drawing.

Inlet and Over flow arrangements in 0.5 ML UGT

Supply and delivery the following sizes of DI pipes of class PN10 Flanged pipes conforming to IS:8329/2000, as specified in Technical specifications in standard lengths including labour charges for loading, unloading and stacking at site etc. complete as per standard specifications and as directed by the Departmental Engineer.

Inlet

350 mm DI D/F Pipe-1 m Length

Overflow

350 mm DI D/F Pipe-1 m Length

Supply and delivery of following sizes of Ductile Iron specials as per IS 9523/2000 and as amended from time to time with ISI marking including loading,unloading freight etc for delivery at site of work and as directed by the Departmental Engineer.

350 mm 90 Deg Duck Foot Bend

350 mm 90 deg D/F Bend

350 mm DI Flanged Socket Tail piece

Lowering the following DI PN 10 pipes and specials into trench and laying to proper grade and alignment complete as per standard specifications and as directed by the Departmental Engineer.

350 mm DI D/F Pipe

Jointing the CI/DI Double flanged pipes and specials with rubber insertion to the required specifications with MS Bolts & nuts ,complete . The rate is including cost of jointing materials etc complete and as directed by the Departmental Engineers 350 mm DI D/FJoints

Jointing the CI/DI S/S pipes and specials with neat cement or cement mortar and spun yarn including caulking the joints curing .The rate is including cost of jointing materials etc complete and as directed by the Departmental Engineers 350 mm DI Socket joints

Sub Total (excluding GST)

V N S CONSTRUCTIONS (BID ID -1430164)