Repair and maintenance of B S Fence SH Replacement of damaged concertina coil barbed wire De silting and painting of angle iron post from BFL Pole No 1332 to BFL Pole No 1361 BP No 356M to 357 2S Appx 2900 mtr and BFL Pole No 1384 to

Amount

Dismantling barbed wire or flexible wire rope and Concertinal Coil in fencing including making rolls and stacking within 50 metres lead.

Desilting (Removing silt and vegetation etc. ) of existing BS Fence also Stacking, spreading complete as per direction of engineer in charge

Removing of old paint in angle iron post With Patti, Sand paper etc. and prepare surface for painting as required at site as per direction of Engineer-in-charge

Applying priming coat: With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Providing and Fixing G.I barbed wire of size 2.50x2.00 mm (Weight to be not less than 108 gms per metre length ) conforming to IS 278-1978 and stretching with existing MS hooks/ tightening bolts to angle iron posts in holes already drilled with split cotter pins 5 x 22 ( Confirming to IS 549 steel ) i/c necessary painting by dipping in paint twice with anticorrosive bitumastic paint (IS-158) of approved brand and manufacture in black shade to give a smooth and even surface complete as per direction of Engineer-in-charge. (Single length of barbed wire to be measured for payment)

Providing, laying and fixing galvanized punched tape concertina coil, 1050 mm dia (when closed) weighting not less than 15.2 kg each coil, having galvanized spring cold drawn steel core wire of 2.5 mm dia, galvanized punched tape of low carbon steel having series of sharp barbs uniformly punched along its length having 550 nos. of barbs on periphery per revolution and crimped on steel spring core wire, having G.I. steel wire handles hooked to coil for handling & M.S. square bars hooked with coil having pointed face for anchorage, duly dipped in anticorrosive bitumastic paint, including spreading each coil uniformly in 10 meter length, including adequately tying to the existing G.I. barbed wire fencing with G.I. wire of not less than 16 gauge at every 1m spacing, tying the handles of succeeding coil with preceding coil with G.I. wire of not less than 16 gauge, proper anchoring of spikes at start and end of the coil with C.C. block of size 200 mm x 200 mm x 200 mm in C.C. 1:2:4 (1 cement: 2 coarse sand :4 graded stone aggregate 20mm nominal size), all as per drawing no 23 and as per direction of Engineer-in-charge.

MAGA RAM CHOUDHARY AND COMPANY