Replacement of pipe line at Khadar main road (ward no-03) Raipur, Dehradun

Demolishing cement concrete manually/by mechanical means including disposal of unserviceable material within 50 meters lead as per direction of Engineer-in-charge.

Excavation in soil mixed with single boulder etc.requiring the use of special T&P, if any, for Pipe line trenches i/c lift upto 1.5m. Lead upto 30m. Including refilling, watering, ramming of excavated earth into the trenches and removal of surplus earth upto adistance of 50m. from the center of the trenches.

Laying,Jointing,Testing and Carting of MS ERW of 4.80 mm thickness from central store to site of work. Lowering the same units in already prepared trenches upto a level of approximate 75cm above the trench bed with the help of cross-angle arrangement. Keeping them true to alignment and gradient as per site condition, making and cutting of edges of the pipe and MS bends, on order to make proper length of pipes as per alignment and gradient with the help of gas flame, levelling the edges of pipe ends. Wth the help of gas flame and fine electric welding process with proper grade of electrode suitable for jointing of water supply pipe line completion of work testing of pipe line etc. (1) 250 mm Dia 5.20 mm Thick MSERW pipe

Supply and fixing of following fitting i/c cartage of materials labour T&P etc complete.

250 mm Dia, PN 1.0 D.I Sluice valve

Interconnection of New Pipeline to Existing Laid Pipeline From 250mm Dia. To 250mm Dia i/c required K-12 suitable mechanical D-joint.

Construction of 1.20x1.20x1.00 m valve chamber i/c supply of all construction materials, labour, T&P etc. complete.

Repairing of road of CC Road 1:2:4 (1 cement: 2 course sand:4 graded stone aggregate 20mm nominal size). (1) 5 mm Dia Connection shifting charges.