Repair and maintenance of damage Indo-Bangladesh border fencing in AOR of 38 Bn BSF (From BP.No.930/5-S to 930/8-S) under SHQ BSF Coochbehar

Amount

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

Supplying and fixing turn buckles and straining bolts for barbed wire fencing

Dismantling barbed wire / concertina coil or flexible wire rope in fencing including of GI wire ,taking out spikes from concrete block,making rolls and stacking within 50 metres lead.

Removing old paint in angle iron post with patti, sand paper etc. and papering the surface for painting as required as per directions of Engineer-in-charge.

Fencing with angle iron post placed at required distance embedded in cement concrete blocks, every 15th post, last but one end post and corner post shall be strutted on both sides and end post on one side only and provided with horizontal lines and two diagonals interwoven with horizontal wires, of barbed wire weighing 108 gram per 1 m (minimum), between the two posts fitted and fixed with G.I. staples, turn buckles including duly dipped in anticorrosive bitumastic paint ( average thickness 45 micron) complete. (Cost of posts, struts, earth work and concrete work to be paid for separately). Payment to be made per metre cost of total length of barbed wire used. With G.I. barbed wire

Providing, laying and fixing galvanized punched tape concertina coil, 1050 mm dia (when closed) weighting not less than 15.20 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 7 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, typing 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 all as per direction of Engineer-in-charge.

BISWAJIT BISWAS

RAJAPATI SINGH

UJJAL KUMAR BISWAS

RATAN GHOSH

Subhash Saha