NIT NO-49-2025-26-Work of Repairing of leakage for various size of pipeline at RWSS Phagi under Jurisidiction of Sub Division Phagi

Maintenance of pipelines irrespective of size & materia which includes Repairing of bursts & leakages pollution control, survey & removal of chocking, disconnection of illegal connections, collection & recording minimum 10 Nos. Residual chlorine samples during daily supply timings, interconnections and all works related to pipe line 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 refilling of pit by execavated sand by ramming it at sides of pipe and upto ground level. For entire job contractor will use their own T&P, Contractor will his own resources shall arrange de_watering, jcb & tractor compressor if any and restore any amenity at his own cost damaged while performing the work in this item. the work includes daily pentrolling and repair the leakages within stipulated time and complete maintenaance of pipe line network of rising and distribution pipe line network within scope of work for per km pipe line per month. Jointing material shall be provided by department.

Minimum labour for a following kms pipelines to be deployed

101 km to 200 km two fitter-II & four beldar 51 Km to 100 Km one fitter-II & tow beldar 101 km to 200 km two fitter-II & four beldar

Dismantling of cement concrete pavement for pipe line line and chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 meters. Measurement for dismantled trench to be made as per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work.

Providing and laying in position cement concrete M10 grade nominal mix 1:3:6 (1 Cement : 3coarse sand : 6 graded stone aggregate 40 mm nominal size) in base course complete including all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be made as per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, complete work as per technical specification and scope of work.

Work timely bill distribution to the consumer as received from bill printing agency and approved by AEN In charge per bill distributed per month