Repair and Restoration of damaged Haldwari water supply scheme due to Natural Calamity Deviya Apda Year 2025-26 in Block Raipur, Dist- Dehradun

Intake chamber for spring (0.60x0.60) M.

Cross wall

Providing, Supply and Carting, laying jointing fixing and testing of G.I. screwed pipe with spcials in trenched (including cost of jointing materials like white lead, hemp and oil etc.) testing of pipe (medium quality) including cutting and threading etc. complete

50 mm dia

Providing of all materials, Carting from site store to site of work, Lowering into trenches with true to alignment, Laying of MS ERW Pipes grade Yst 210, Jointing by electric welding process with proper grade of eletrodes suitable for jointing of wat

50 MM DIA 3.90 MM THICK

50 mm dia

Excavation of earth for pipe line in following strata lift upto 1.5 M. & lead upto 30 M. including refilling, watering, ramming of excavated earth into the trenches and removal of surplus earth upto a distance of 60 M. from trenches including supply of labour, T&P etc. all complete Assuming that 90% pipe line is laid in trenches. It is estimated that 75% excavation will be in soil mixed with single bazri and boulders and rest 25% will be in medium rocks.