CNT/SEW/NCB/CRRT/097A/2023-24

Amount

Bill No: 1 Supplying and Laying of CI Pumping Main

Supply, Laying & Jointing the following CI S/S pipes (LA class) with EDPM rubber gaskets including earth work excavation in hard stiff clay, black cotton, hard red earth, shales, murrum gravel, stoney earth and earth mixed with small size boulders depositing the earth on banks with initial lead of 10m, carting the pipes to the site of work lowering in to the trenches, aligning includng refilling the trenches, disposal of surplus earth etc; complete at an average depth of 1.5m

500mm dia CI LA Class S/S Pipe

600mm dia CI LA Class S/S Pipe

Supply, conveying and fixing CI specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. at any depth.

600mm D/Soc CI 90o D/SBend

600mm D/Soc CI 45o D/S Bend

600mm D/Soc CI 22.5o D/S Bend

600mm x 600mmx 150mm D soc/ Fl.Tee

500mm D/Soc CI 90o D/s Bend

500mm D/Soc CI 45o D/S Bend

500mm D/Soc CI 22.5o D/S Bend

500mm x 500mmx 150mm D Soc/FlTee

600mm DN Sluice valve

500mm DN Sluice valve

150mm Double Air valve

150mm Sluice valve

Supply, conveying and fixing CI D/F pipes as per IS:1537 and CI SS/DF specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. at any depth.

Specials for 600mm Sluice valve

600 mm F/Spi Tail Piece

600 mm F/Soc Tail Piece

600 mm collars

600 x 400 D/Soc taper

500mm F/Spi Tail Piece

500 mm F/Soc Tail Piece

500 mm CI collars

500 x 350 D/Soc taper

Specials for 150 mm Air valve

600 mm x 150 mm D/Soc/Fl Tee

500 mm x 150 mm D/Soc Fl Tee

Construction of Sluice valve chamber including providing and fixing L.S. cover and frame of size 60 x 60cm

600 mm Dia Sluice valve

500 mm Dia Sluice valve

Construction of Air valve chamber of size 1.2m x 0.8m x 1.9m including providing and fixing L.S. cover and frame of size 60 x 60cm

150 mm Dia Double Air valve

Making Rubber Joint including cost of Jointing material

Cutting C.I Pipes

600 mm dia

500 mm dia

Cutting Asphaltic Road

Non Bus route

Bus Route

Jointing the double flanged specials with rubber insertion to the required specifications with M.S bolts and nuts, complete.

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, fa

Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water(including cost of water @ Rs.60/KL) and testing to recommended pressure in convenient stetches and attending the bursts if any occured during the test, excluding the cost of pipes, including other incidental and operational charges, etc., complete for the following sizes of pipes

500mm dia

600mm dia

Cement concrete 1:2:4 using 20mm gauge hard broken stone jelly for PCC works excluding centering, shuttering, compacting, curing, finishing etc complete.

For Bed Block

Providing thrust blocks with Plain Cement Concrete in 1:3:6 with 40mm HBG for the DI pumping main including the cost of shuttering, compaction, curing etc. complete.

600mm D/Soc CI 90o D/SBend

600mm D/Soc CI 45o D/S Bend

600mm D/Soc CI 22.5o D/S Bend

600mm x 600mmx 150mm Tee

500mm D/Soc CI 90o Bend

500mm D/Soc CI 45o Bend

500mm D/Soc CI 22.5o Bend

500mm x 500mmx 150mm Tee

Hire charges for diesel pumpset with fuel and crew charges including transportation

For 3HP

For 7.5HP

Bill No: 2 Enlargement of existing sewer collection system

Cutting Asphaltic road by using power breaker

Construction of Machine holes using sulphate resistant cement at various depths to invert including earthwork excavation as per SS 20B, laying cement concrete in C.M. 1:3:6 using Crushed stone sand (M sand) and 40mm B.G.jelly for foundation, sinking well kerb below G.L. for 4.5m depth and above, pumping, timbering charges for 2.5m depth and above, stock brick work in C.M. 1:3, for 23cm thick wall and over 23cm thick wall, plastering interior with C.M. 1:3, 20mm thick and exterior with C.M. 1:3,12mm thick, laying plain cement concrete 1:3:6 using 12.0mm to 20mm B.G.jelly fixing the frame, providing C.I. steps, machinehole cover and frame, benching and channelling including refilling the trench with excavated earth and disposal of surplus earth etc.(Including backfilling of trenches and disposal of surplus earth )

Size 1.05mx0.9m

at a depth 1.0m

at a depth 1.5m

at a depth 2.0m

at a depth 2.5m

Construction of RCC machinehole using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B, providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC machinehole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the machinehole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of machineholes.

at a depth 3.0m

at a depth 3.5m

at a depth 4.0m

Supplying and delivery of CI pipes as following sizes - LA Class

300mm dia

350mm dia

Laying, jointing, testing of C.I. pipes including earthwork excavation for trenches in hard stiff clay, stiff black cotton, 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 carting of pipes from any of the Board’s stores to the site of work, lowering into trenches and aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth etc.

300mm dia

at a depth 3.5m

350mm dia

at a depth 4.0m

Supply, Delivery and laying of DWC Structured Wall Polyethylene Piping Systems (Pipe with online/offline coupler and elastomeric sealing ring) with required specials non-smooth external annular corrugated and smooth internal surface (Double wall) (SN 8 Class) for non-pressure underground sewerage, drainage application generally as per IS-16098 (Part-2) type B.

250mm dia

at a depth 1.0m

at a depth 1.5m

at a depth 2.0m

300mm dia

at a depth 2.0m

at a depth 2.5m

at a depth 3.0m

Providing House service connection: Supplying, laying jointing and testing UPVC pipe including earthwork excavation for trenches in hard stiff clay, stiff black cotton, 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. lowering the pipes into the trenches, aligning, refilling the trenches with excavated earth in layers of not more than 23cm thick watering, ramming to consolidation and disposal of surplus earth etc., complete

110mm dia

160mm dia

Cement concrete 1:2:4 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete. (End Concrete for pipes at two ends of Machine Hole)

Providing iron barricading of size 2.50m width and 1.75m height using 40x40x4mm angle for outer frame supports, 25x25x3mm angle for inner frame supports and 20 gauge thickness MS Sheet for name board (as per drawing) including cutting, welding, fabrication charges and 1 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.

Providing, and fixing dummy at upstream side downstream of the manhole with safety gadgets

Removing dummy at upstream and downstream of the manhole with safety gadgets

Dewatering using 10HP 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. (Dewatering sewage from U/s to D/s from Machine holes)

Provision for erection of borewells of size 6" to 8" dia in Sedimentary formation using hand boresets including insertion of casing pipes supplying and packing of pebbles and conveyance of hand Boreset including loading and unloading

Labour Charges for inserting 150mm dia (M.S.Casing pipes assembly with slots or with out slots) in the drilled hole including welding the joints etc., complete and supplying and packing the annular space with pebbles of size and quality as approved by the Executive Engineer CMWSS Board

150mm dia Casing pipes assembly

Hire charges for diesel pumpset with fuel and crew charges including transportation

For 3HP

For 7.5HP

Providing Lighting Arrangements during night

Disposal of surplus earth.

Sub Total (excluding GST)

SRI AMBAL ENTERPRISES