Details: earth work in excavation over areas (exceeding 30cm depth, 1.5 mtr in width and 10 sqm in plan) for construction of open well, lift up to 1.5 mtr. including taking out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 meter all kind of soil (1.5mtrs from gl) structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting (height upto 10 m) , fixing in position and applying a priming coat of approved steel primer all complete: dry sinking of well true & vertical in all types of soil including sand, silt, clay, mixed upto 25% with gravel and river bed stones upto size 300 mm in any direction complete as per drawing and technical specification (depth from level of placing of cutting edge & internal dia, to be taken for measurement) rate includes all percentage of pebbles, boulders and river bed stones. (depth to be measured from ground level) for depth upto 5.00 m ( 1.5mtrs below g.l
Sector: Water supply and Sewerage