Details: barbed wire line wire - galvanised steel wire of 2.5 mm diameter. point wire - galvanised steel wire of 2.5 mm diameter. barbs - distance between two boards 75mm, the barbs shall have foun points and shall be formed by twisting two point wires each two turns. tightly around both the line wires making altogether four complete turns. standard - conforming to is-278-2009 (certificate compulsory) rcc fencing poles height 2.0 m type- straight length - 2.00 m dimensions - bottom 10x10 cm square, top 8x8 cm square. cement concrete mix - cement, sand and metal ratio 1:2:4, with 12.5 nominal size coarse aggregate. sand used should be free from clay and salt. concrete mix shall be conforming to grade m-15 of is:456:2000 (certificate compulsory). reinforcement - 4 round vertical bars of 6 mm diameter. 11 no of stirrups of 6 mm diameter round ms bars 20 cm centre to centre. hooks - 5 no, bottom hook should be provided 60 cm above the bottom of the pole, second at 82.5 cm, third hook at 112.5 cm, f
Sector: Forest and Environment