Construction of Water Harvesting Structure at Cheu Nalla in Sharmala Beat of Shillaru Block of Kotgarh Range of Kotgarh Forest Division

Amount

Excavation in foundation and trenches etc.(in pipes and pits) in all kinds of soils such as pick work, jumper work, blasting in soft/hard rock, chiseling/wedging out of rock/where blasting prohibited) saturated soil stacking the excavated soil as directed by the Engineer-in-charge clear from the edge of excavation and then returning the stacked soil in 15cm layers when required into plinth sides of foundation etc. consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed by the Engineer-in-charge in all leads and lifts (including

Providing and laying cement concrete 1:3:6 (1 Cement:3 sand: 6 graded stone aggregate - 10 mm nominal size) and curing complete excluding the cost of form work foundation and plinth in all leads and lifts.

Providing form work with steel plate 3.15mm thick welded with angle iron in frame 30x30x5mm, so as to give a fair finish including centring, shuttering, strutting and propping etc. with wooden battens and ballies height of propping and centering below supprting floor two level. Vertifical surfaces such as walls (any thickness)partitions and the like i/c attached pillars butteresses, plinth & string courses and the

Providing and laying cement concrete 1:2:4 (1 cement: 2 sand: 4 graded stone aggregate 40mm nominal size) and curing complete excluding the cost of form work foundation and plinth in all leads and lifts

Providing Tor steel reinforcement for RCC work including bending, binding & placing in position complete upto floor two level

P/Laying, jointing and testing in trenches (to level or grade) MSERW pipe of 250mm dia having wall thickness of 4.80mm and grade confirming to IS:1978-1982 (latest upto date ammendments) suitable to with stand required hydraulic tast pressure in randum length of 4.7mtr including commissioning and cost of all fittings in all respects to the entire satisfaction of Engineer-in-charge

P/F double flanged cast iron sluice valve of leader, bhel/kirlosker/Birmake of 250mm dia and capable of withstanding normal seat pressure as per IS 14896 PN10

Wire crates of G.I. Wire filled with boulder with square cut faces against the wire (wire crates to be measured & paid for seperately)for Launching apron

Wire crates of G.I. Wire filled with boulder with square cut faces against the wire (wire crates to be measured & paid for seperately)for Launching apron G.I. Wire 5.00 mm thick corresponding to SWG 8 (15x15 cms mesh)

1.80 mtr high fencing with 2.5 mtr angle iron post 50x50x5mm, 2.50 mtr centre to centre with nine horizontal lines and two diagonals of galvanized steel barbed wire IS 278-1962 Type-I weighting 9.38 kg per 100 mt. (minimum) strained and fixed to post i/c coal tarring of post.

P/F compound gate as per standard design i.e. M.S. Square pipe clamps, pintal sests with pin clamps in cement concrete block (150x30x29) size complete with second class deodar wood

SAHIL CHAUHAN

VIDYA DUTT GAUTAM