Providing and Laying Potable Water Supply Line from Gate No 01 to Under Ground Sump (Near C Block and Near Over Head Tank) at 25 Bn BSF Chhawla DIG (HQ) FHQ BSF New Delhi

Laying and Jointing HDPE Pipe

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil 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.l. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 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 nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design: With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

Providing , laying and jointing HDPE Pipes PN6 confirming to IS:4984, Including jointing with butt fusion welding machine including testing of joints etc. 160 mm outer dia pipe.All as per direction by Engineer-in -charge.

Providing and fixing HDPE fittings PN6 confirming to IS:4459 including jointing with butt fusion welding machine etc. complete 160 mm outer dia Tees. All as per direction by Engineer-in -charge.

Providing and fixing HDPE fittings PN6 confirming to IS:4459 including jointing with butt fusion welding machine etc. complete 160 mm outer dia PVC Butter fly valve. All as per direction by Engineer-in -charge.