tender for fencing material rcc poles barbed wire prcc poles , fencing material , 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 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, 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. , galvanised steel barbed wire line wire - galvanised steel wire of 2.5 mm diameter (tolerance ±0.08 mm as per is-278-2009) standard point wire - galvanised steel wire of 2.5 mm diameter(tolerance ±0.08 mm mm as per is-278-2009) standard barbs - distance between two boards 75mm (tolerance ±12mm as per is-278-2009) standard. 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 , pre stressed rcc fencing poles type- straight length - 2.00 m dimensions - bottom 10x10 cm square, cement concrete mix- concrete mix shall be conforming to grade m-15 of is:456:2000 reinforcement - there shall be 4 nos. of vertical reinforcement of high tensile steel wire of 4 mm dia. holes hooks - 6 nos, bottom hole should be provided 50 cm above the bottom of the poles, the central distance between the top and bottom holes shall be equally divided for remaining holes. j hook shall be of 6mm dia ms bar with proper threads at one end nut and washer for tightening purpose. these j bolts shall be pass through the holes of poles. 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. standard -. conforming to is 4996:1984 with up to date amendments