Construction of Comn Trench with CGI Sheet size 810 mm x 2440 mm, CGI sheet 810mm X 2440 mm long 0.63mm thick with galvanized of 375 GSM, Steel Roofing Trough Size 1500x613x180mm made out of 2mm thick hot rolled carbon steel, RH steel section of size 76.2 mm x 38 mm x 3.65mm 2.70m long 5.86Kg with MS base plate of size 250 x 250 x 8 mm duly welded to pipe and including making necessary jointing points, ISMC 75X40MM 1.07 long fixed at Top horizontally 7.14Kg, SH steel section of size 38 mm x 38 mm x 3.25mm, 2.25m long 3.33Kg, SH steel section of size 38 mm x 38 mm x 3.25mm 1.12m long, HDPE sheet having weight 100 gsm, HDPE Sand Bag of size 75 x 40 cm in Sand colour and each bag having weight not less than 60 gms complete, Self Tapping screw 100mm, 8mm dia 75mm long J hooks, M S Nut and bolt 12 mm dia 80 mm long 0.142Kg each including 3mm thick wahers 02 Nos per bolts, M S Nut and bolt 12 mm dia 40 mm long 0.142Kg each including 3mm thick wahers 02 Nos per bolts, Manufactured Sand coarse and fine aggregates, Aggregate 20mm S

by Department of Military Affairs