CNT/SEW/AMRUT 2.0 Singara Chennai 2.0 /004/22-23

Amount

Bill No. A: Providing Collection System

Supply, delivery of CI socket spigot pipes of LA class including rubber gaskets as per the latest revision of IS 1536, laying, jointing and testing CI pipes (LA class) including earth work excavation for trenches in hard stiff clay, 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 initial lift of 2m, lowering the pipes in to the trenches, aligning, making rubber joints, testing CI pipes, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth including timbering the trenches for the depths of 2.5m and above, pumping out sub soil water etc., complete. (For Gravity Sewers)

Cast Iron 250 mm diameter at 3.5m depth

Corrugated DWC HDPE pipes

Supplying Double Wall Corrugated HDPE pipes (SN 8 grade) as per the latest revision of IS 16098: 2013 with ISI markings on it, laying and jointing the pipes with rubber joint using sealing rings as per IS 5382, testing of DWC HDPE pipes including 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 and hard gravelly soil, depositing the earth on banks with initial lead of 10m and lowering into trenches and aligning, bedding, haunching and initial backfilling extending upto 150mm above soffit of the pipe using stone dust, refilling the trenches with excavated soil as per IS 16098(Part 2):2013, watering and ramming to consolidation, disposal of surplus earth etc., complete including the cost of jointing materials.

at 1.5m depth

at 2.0m depth

at 2.5m depth

at 3.0m depth

CONSTRUCTION OF MAINTENANCE HOLES USING SULPHATE RESISTANT CEMENT

Construction of maintainence 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 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, Maintainence hole cover and frame, benching and channelling including refilling the trench with excavated earth and disposal of surplus earth etc. complete for the following sizes for each Maintainence hole (As per the type design drawing for maintainence holes).

Maintainence hole Size 1.05 X 0.90 m at 1.5 m depth

Precast circular RCC maintainence holes using sulphate resistant cement by open excavation (From 2.00 m and upto 2.5 m average depth range)

Construction of Precast circular RCC maintainence holes using sulphate resistant cement with M30 design mix concrete including earthwork excavation as per SS20B including timbering and pumping charges(for 2.5m depth and above),Providing Plain Cement Concrete 1:1.5:3 using 20mm B.G. jelly for foundation,supplying and filling sand for bedding, Providing base units of 1m height(base slab and sidewall),riser unit (without corbel) of varying heights to suit the various depth requirements and roof slab including cost of steel reinforcement, cost of fabricating the steel mould using MS sheet and ISA anglesincluding material and labour cost, Providing CI steps,fixing FRC Maintainence hole frame and door,benching and channelling ,refilling with excavated earth and disposal of surplus earth, joining of precast units by grouting with CM1:1 and polyurethane based water proofing compound 1% (by weight of cement ) at shear key and protruded bars- grout holes locations,Cost of conveyance and erection charges of precast maintainence holes at the required position as directed by the engineer at site including testing the Maintainence hole with water for 48 hours to check water tightness and rectifying the defects if anyfor the following sizes and depths.

For Sewer diameter upto 450 mm Maintainence hole Size 1.20m Dia

at 2.0 m depth

at 2.5 m depth

Cast insitu circular RCC maintainence holes using sulphate resistant cement by sinking method/open excavation depending on site condition (From 3.00 m and above average depth range)

Construction of RCC maintainence holes using sulphate resistant cement with M30 design mix concrete 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 Maintainence hole cover and frame, providing CI steps,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the Maintainence hole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of maintainence holes.

For Sewer diameter upto 450 mm Maintainence hole Size 1.20m Dia

at 3 m depth

at 3.50 m depth

Vertical Drop Maintainence hole

Providing and constructing vertical drop arrangement of 0.6 m and more height as required including providing and jointing special such as double T. Bend required stoneware pipe fixed in m-100 C. C. at required level as type design cutting, jointing and filleting as per specification etc. complete.

DWC pipes 250mm dia

Road cutting works

Non bus route asphalt roads

Bus route asphalt roads

Concrete roads

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.

Supplying and fixing 150mm dia MS Ventilating columns 6.0m length with CI Base for Ventilating column, Wire Cowl, Supplying, Laying, Jointing and Testing of 150mm dia stoneware pipe to a length of 6m for each column with 100mm SW stopper including cost of joining materials such as cement, sand and spun yarn with necessary civil works for construction of Masonry Pillars, earthwork excavation, refilling etc., complete.

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly & SRC for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Supplying and filling stone dust for foundations and basement including watering consolidating ramming, etc., complete

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

Disposal of surplus earth

Cutting Pipes

DWC 250mm dia

CI 250mm dia

Bill No. B: Providing House Service Connecton

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

a. 110mm dia upto a depth of 1.0m

b. 160mm dia upto a depth of 1.5m

Inspection Chamber : Construction of inspection chambers of following sizes with earth work excavation for foundation, 23cm thick concrete bed using 40mm brick jelly concrete in C.M. 1:4:10 for foundation, brick work in C.M. 1:6 for chamber, plastering with C.M. 1:3,12mm thick, benching, channelling, supplying and fixing 45x45cm medium weight L.S. cover and frame, etc., complete for

RAJU ENGINEERING ENTERPRISES

CEE YES CONSTRUCTION PRIVATE LIMITED

Varun Kumar Enterprises

V.Subbiah

MVK MURUGAN