Water Supply Schemes at Billthai GP under Panisagar RD Block, North Tripura District during the year 2025-26/ SH- Extension of existing distribution pipeline within Bilthai GP along with allied works under DWS Sub-Division, Panisagar

Excavating trenches of required width for pipes, cables etc. including excavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500 mm (slope-1 in 200)including getting out the excavated soil and 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. and disposing of surplus excavated soil with all required leads as per Chapter - 2 of CPWD specification and direction of the Engineer - in - charge. A. For UPVC pipes in new work a. In all kinds of soil i. For pipes not exceeding 90 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 OD

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. i. 15 mm dia

Providing and fixing U.P.V.C. service saddle as per CPWD specification and direction of the Engineer - in - charge. i. 40 mm dia with 15 mm dia opening

Providing and fixing C. I. Bib cock ( long handle ) as per CPWD specification and direction of the Engineer - in - charge. i. 15 mm dia

Providing, fixing and laying fabricated UPVC end cap conforming to IS : 10124 ( Part 4 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. 40 mm dia

Providing and laying of flexible PVC pipe (conforming to IS:7634) complete including earth work as per specification and direction of the Engineer - in - charge (cost of fittings will be paid separately). 15 mm dia

Providing and fixing brass ferrule with C.I. cover conforming to IS : 2692 including boring and tapping the main as per CPWD specification and direction of the Engineer - in - charge. ii. 15 mm nominal bore