CONSTRUCTION OF MACHINEHOLE AND DWC PIPE LINE LAYING WORKS AT SRI RAM NAGAR,BHARATHI DASAN NAGAR WEST TAMBARAM UGSS COVERED AREA AT ZONE-4 AREA IN TAMBARAM CITY MUNCIPAL CORPORATION

construction of machine hole using sulphate resistant cement at various deptha to invert including earthwork excavation as per ss 20B,laying cement concrete in CM 1:3:6 using crushed stone sand(m sand) and 40 mm B.G.jelly for foundation ,sinking well kerb below G.L. for 4.5 m depth and above pumping, timbering charges for 2.5m depth and above , stock brick work in C.M. 1:3 for 23 cm thick wall and over 23 cm thick wall,plastering interior with C.M. 1:3, 20 mm thick and exterior with C.M. 1:3, 12 mm thick,laying plain cement concrete 1:3:6 using 12.0 mm to 20 mm B.G.jelly for fixing the frame,providing ci steps ,machinehole cover and frame ,benching and channelling etc., complete for the following sizes for each machine hole.

1.0 M DEEP

1.50 M DEEP

2.00 M DEEP

2.50 M DEEP

Supply and Delivery 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.

200mm Dia DWC Pipes

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame writing "TAMBARAM CITY MUNCIPAL CORPORATION" & 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

Dewatering using 5HP to 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.

Cutting road surface

b)non bus route

asphalt

Concrete

Laying and jointing of 200 mm dia dwc pipes at various depths 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 intial lead of 10 m and intial lift of 2m carting the pipes from any of the boards stores to the site of work lowering into the trenches ,aligning watering and ramming to consolidation,etc., complete for the pipes of following diameters.( Timbering included for depths 2.50 m, 3.00 m,3.50 m, 4.00 m& 4.50 m)

at 1.00 m deep

at 1.50 m deep

at 2.000 m deep

at 2.50 m deep

CC 1:3:6 using 40mm jelly for pipe line end concrete and encasing