AS PER BOQ

Re-development of 125 mm dia. Borehole by way of shifting of rig mounted Air Compressor/ Air compressor along with accessories and allied material required for the job. Dismantling of India Mark-II Hand pump and extraction of riser pipes, connecting rods and cylinder/motor along with pipe. Lowering of developing line / drill rods up to the depth of bore well & developing of bore well till clear sand free potable water is obtained and extraction of developing line after redevelopment of bore hole.The job also includes cost of POL consumed during re-development with air compressor, loading/unloading of material at site, handling, shifting of labour cost.

Re-installation of hand pump by way of replacement of damaged riser pipes/ connecting rods/Cylinder/ other material if required and testing of hand pump. The complete job include the loading/unloading of material at site, handling, labour cost. (Rebate on Parts)