Details: earth work in excavation of field trenches as per designed section & alignment for laying of pipe lines (pvc, rcc, acp etc) upto a depth of 1500 mm in all sorts of soils including removing, spreading or stacking extra earth as directed. the item includes necessary trimming of sides trenches, levelling, dressing and ramming the bottom as required complete. repairing of leakage in collar joints of rcc pipe line by opening the joints fully by chipping out the old mortar, cleaning the pipe recesses and collar properly, and thereafter positioning and leveling the pipes and collar, filling the annual spaces of joints with jute braiding dipped in cement slurry and grouting with (1:2) cement mortar mixed with approved quality water proofing compound (5% by wt. of cement) and curing all complete as per direction of e.i.c. i)225 mm dia rcc pipe line i)450 mm dia rcc pipe line removing of chokage due to sludge, mud, sand or any other forign materials deposition from the underground 450 / 300 /2
Sector: Water Resource Department