tender for supply of barbed wire, rcc fencing poles and chain link fence--- 1 galvanised steel barbed wireline wire- galvanised steel wire of 2.5 mm diameterpoint wire- galvanised steel wire of 2.5 mm diameterbarbs – distance between two boards 75 mm, the barbs shall have four 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 2 rcc fencing poles hight 2.0 mtype – straight lenght – 2.00 mdimensions – bottom 10x10 cm square, top 8x8 cm squarecement concretc mix – cement, sand and metal ratio 1:2:4, with 12.5 nominal size coarse aggreate. sand used should be free from clay and salt, concrete mix shall be conforming to grade m-15 of is: 456:2000reinforcement – 4 round vertical bars of 6 mm diameter. 11 no of stirrups of 6mm diameter round ms bare 20 cm centre to center.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, fourth hook at 150 cm, top and fifth hook at 195 cm from bottom. manufacturing- in order to ensure desired compressive strength, rcc fencing poles should be compacted with the help of platform vibrators. surface should be uniform and free from voids. the concrete cover over the reinforcement should not be less than 1.5 cm 3 galvanized steel chain link fence line wire – galvanised steel wire of 3.15 mm diameterfabric size – 100x100 mmheight – 150 cmline wire – 2 numbers of line wires of 4.00 mm diameterstandard- conforming to is-2721-2003, with up to date amendments