PROTECTION WORK AT DOWNSTREAM OF TRENCH WEIR

Amount

Excavation in earth work and disposal of all excavated earth upto a lead of 20 mtr and lift upto 1.50 mtr disposed earth to be levelled and neatly dresed PJW 50% each.

Providing form work with steel plates 3.15 mm thick welded with angle iron in frame 30 x 30 x 5 mm so as to give a fair finish including centring,shuttering, strutting and propping etc with wooden battens and ballies, height of propping and centring below supporting floor to ceiling upto a height of 7 mtr and removal of the same for in-situ-reinforced concrete and plain concrete work in walls.

Providing and fixining vertical anchor bars of 16 mm dia steel bar (Length of bar 1400 to 1600 mm ) by drilling 20 mm hole with jack hammer upto a depth of 1000 mm deep in boulder/rock , filling of anchor with resin grout upto 300 mm and remain with suitable admixtures complete in all respects.

Boulder filling dry hand packed tightly

Providing and laying cement concrete 1:1.5:3 (1 cement:1.5 sand:3 graded stone aggregate 20 mm nominal size ) and curing complete excluding cost of form work in foundation and plinth.

sanjeev singh govt contractor (BID ID -469681)

SHASHI PAUL (BID ID -469675)