bids are invited for fence & misc itemsauto extension if any seller submits price in last 15 minutes, the rawill be auto extended by 15 minutes ( a maximum of300 times ) average turn over of last 3 years 2 lakh ( s ) total quantity : 1--accessories for fitting y arm:- mushroom head bolt with breakable head safety nuts: each y arm shall be supplied with two sets mush room headed bolts with security nuts and washers material: ss 304, size : m8 x 120 mm, anchor rod : 10 mm dia, 300mm long gi rod tie with fence post at bottom using for tie wire, galvanised steel barbed wire, isi marked a-5 designation for galvanised steel barbed wire for fencing shall conform to is 278 – 1978. the barbed wire shall consist of two line wire 2.24 mm dia ( tensile strength 390 – 590 n / mm2 ) stand minimum breaking load of complete barbed wire 3kn ) , one or both containing 2.00 mm dia barbs at 75 mm centre to centre and weighing 97 to 106 kg per km. the barbs shall have a length of not less than 13 mm and not more than 18 mm. the line and point wires shall be circular in section, free from scales and other defects and shall be uniformly galvanised. the line wire shall be in continuous length and shall not contain any welds other than those in the rod before it is drawn. the galvanising shall conform to the requirement as laid down for light – coated wire of is 4826 – 1968 `specification for galvanised coating on round steel wires. barbing wire ( line ) shall be hard type heavy coated ( 230 gm / sqm ) and barbing wire ( point ) shall be hard type light coated ( 70 gm / sq m ) . the galvanised barbed wire will be in bundles will be packed in hessian cloth, the bundles should be strong enough to withstand rough handling during transportation. each bundle of barbed wire having weight minimum 25 to 30 kgs or average weight 28 kgs and length of each bundle is 168 mtr ( 550 feet ) . every reel of barbed wire shall be marked legibly with bis standard make the name of manufacturer, the type of barbed wire, the diameter of the line and point wires, barb spacing and length and / or mass of the reel. strands : single ( 6 row ) . note for item ser no 1 to 10 :- all specifications for item ser no 1 to 10 above of this boq shall be provided as per hq 15 corps, engr branch drg nos 3534 / acf / 001 / sheets, 01 to 03 dt 01 jun 2017 and 3534 / acf / lc / 002 / sheets 02 to 03 dt 10 apr 2018 ( total sheet - 05 nos drawing )