Description: Providing and fixing and improvement replacement of defective water supply line at STC BSF Chakur Name of Work Providing and fixing and improvement replacement of defective water supply line at STC BSF CHAKUR
Details: Excavating trenches of required width for pipes, cables, etc, including excavation for sockets, depth up to 1.5 m, including getting out the excavated materials, returning the soil as required in layers not exceeding 20 cm in depth, including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, within a lead of 50m : Pipes, cables etc, not exceeding 80 mm dia. Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia Constructing masonry Chamber 60x60x75 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nomin
Sector: Police and Internal Security