provisional of operational work , fence post: type: circular hollow material: ms steel tube ( is 1161 ) . dimensions: 76mm dia , 3 . 2 mm ( +10% ) thickness . length : 3345mm ( +5% ) ( 2745 mm above ground level + 600 mm under the ground level ) . coating: hot dip galvanized as per is 4736 and amendments thereafter , clamps:omega clamp with profile cover plate to tighten the mesh panel along the posts with diameter 76 mm , 35mm width and 3mm thick flat - 35mm width , 3mm thick ( ms strip as per is 1730 ) ( 7 nos per post ) . each clamp will be supplied with a pair of ss 304 mushroom headed , square necked bolts and security nuts m8x50 ( is 8535-1987 ) . coating : hot dip galvanized as per is 2629 is 4759/astm a123 . , straining y-arm for supporting top ptcc material:ms angle size: 50x50x5 mm . length of arm : 750 mm of one arm . coating: hot dip galvanized as per is 2629 / is 4759 /astm a 123 . outer diameter 79mm of sleeve cap , bolted on the top of the fence post . straining post will be installed at every 2 . 5 mtrs . accessories for fitting y arm :- ( i ) mushroom head bolt with breakable head safety nut ( m8x120 ) ( 2no per post ) : material : ss 304 . , anchor rod: 10 mm dia 300mm long gi rod tie with fence post at bottom using tie wire . ( 02 nos for each post ) , fine aggregate ( sand ) conforming to is : 383 -1970 . , graded stone aggregate of size 20 mm conforming to is-383-1970 ,