Construction of Recharge Pit with Sedimentation Pit at Agriculture Sub-Depot, Govind Nagar, Campbell Bay, GNI.

Amount

Providing cement concrete surface drain including earthwork excavation 10 cm thick base concrete and 15 cm thick side wall 1:3:6 (1 cement : 3 Coarse sand : 6 graded stone aggregate of 40 mm nominal size) cement concrete finished with 1:4 (1 cement : 4 sand) a floating coat of neat cement inside the drain and its top and exposed surface and disposal surplus earth etc. complete a) 23 cm x 23 cm

Construction of Cement Concrete Chamber 100 x 90 x 40 cm with , 20cm thick in 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) with open base and covered with perforated reinforced cement slab 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) complete as per the direction of Engineer-in-Charge.

Making recharge pit 2.5 m diameter 2.3 metre deep filling with Ist layer of stone boulder 5-20 cm, 2nd layer of stone chips/gravels 5-10 cm and 3rd layer of coarse sand 1.5 - 2 mm of depth each layer 0.60 mtr deep including earth work excavation etc as per the direction of Engineer-in-charge.

ANUP GHATAK

M/s CVR ENTERPRISES

JAI ELECTRICALS

RSL CONSTRUCTION