Details: 7.1 "maintenance of pipelines irrespective of size &material which includes repairing of bursts & leakages pollution control, survey & removal of choking, disconnection of illegal connections, collection & recording minimum 10 nos. residualchlorine samples during daily supply timings, interconnections and all works related to pipeline network in existing distribution /rising main pipe lines of all sizes by digging out suitable size of pit in soft and loose soil/ hard soil including cutting of black top,wbm & cc top of road of any size at work site. this will also include cutting of pipe ends, fixing of pipe piece with jointing material to make repair leak proof and then refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers. for entire jobcontractor will use their own t & p. contractor with his own resources shall arrange de-watering,jcb & tractor compressor if any and restore any amenity at his own cost da
Sector: Water supply and Sewerage