Running Maintenance of RWS Scheme under Ampi R.D Block during the year 2026-27/ SH- Maintenance, repairing of UPVC pipeline including extention of UPVC pipeline, Washing and reconstruction of masonry chamber etc. at different DTW Schemes under DWS Su

Charges for repairing of leakage in UPVC / HDPE pipe line with PVC coupler & solvent cement etc. including necessary earth excavation, backfilling of soil as required after laying of pipeline, in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. complete as per specification & direction of the Engineer-in-charge. i) 90 mm dia OD

ii) 110 mm dia OD

iii) 140 mm dia OD

Excavation trenches of required width for pipes , cables, etc. in/c. excavation for sockets , dressing of sides where required , ramming of bottoms , depth upto 1500 mm in/c. getting out the excavated soil and backfilling of soil as required after laying of pipeline , in layer not exceeding 200 mm in depth in/c. cosolidating of surplus excavated soil with all required leads as per chapter -2 of CPWD specification and direction of the Er. -in -Charge. A) For UPVC pipe in new work. a. In all kinds of soil. i) For pipes not exceeding 90 mm dia

ii) For pipes exceeding 90 mm dia but not exceeding 300 mm dia.

Providing, fixing and laying rigid UPVC pipes conforming to IS: 4985 jointing with couplers of same class conforming to IS: 10124(Pt-II) with solvent cement conforming to IS: 14182 including testing of joints complete (but excluding the cost of specials like bend, tees etc. which will be paid separately ) as per CPWD specification and direction of the Engineer - in - charge. A. Class - 3 ( working pressure 6.0 kg / cm2). i) 40 mm dia OD

ii) 90 mm dia OD

ii) 110 mm dia OD

Charge for dismantling PVC/HDPE pipe after necessary excavation of earth in/c washing and stacking of pipes properly at site with all leads and lifts and backfilling of soil as required after laying of pipeline , in layer not exceeding 200 mm in depth in/c consolidating each deposited layer by ramming , watering, etc. complete as per specification and direction of the Er. -in -Charge. i) 90 mm dia OD

ii) 110 mm dia OD