Border Security Force Tender

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Providing, laying and fixing of galvanised punched tape concertaina coils 1050 mm dia openable length in single layer (at bottom) having galvanized spring steel minimum, core of wire 2.50 mm dia of cold drawn steel punched tape of low carbon steel having series of sharp barbs uniformly punched along its length, 550 barbs of perphery per revolution crimped on steel spring core wire, galvanised clip, GI steel wire handles hooked to coils for handling MS Square bar spikes hooked to coil having pointed faces for anchorage and wt 15.20 kg per coil including spreading of each coil to 10 mtr length and adequalely tied to existing GI barbed wire fencing and fencing post with GI wire of not less than 16 guage at every 1000 mm spacing, tying of handles of succeeding coil with proceeding coil with GI wire of not less than 16 guage, properly anchoring of spikes at start and end of coil in pre-cast cement concrete blocks of size 20x20x20 cm of mix 1:2:4(1 cement : 2 coarse sand : 4 graded stone agg 20 mm nominal size) proper fixing arrangement as per approved & as directed by Engineer- in- charge. For bottom layer end applying anticorrosive bitumastic paint (IS - 158) of approved brand and manufacture in black shade to give a smooth and even shade by dipping in paint twice over punched tape concertina coil complete as per drg and direction of Engineer- in- charge. (Note: Precast cement concrete block of size 20x20x20 cm and mix 1:2:4 shall be paid separately if required)