construction of cc road saroj sil to silpukur cc road saroj sil to silpukur , stone aggregate ( single size ) :20 mm normal size , stone aggregate ( single size ) :10 mm normal size , portiand cement , miscellaneous / contingencies charges , g . i . wire , 1st class picked jhama bricks ( traditional ) , coarse sand , haircharges of shuttering plank ( above 30mm-37mm thick with prop including all fittings , loading unloding & stacking sand / stone aggregate ( less then 40mm normal size ) , tor steel rods / hysd bars / tmt bars ( other than sail / tata / rinl / jsw / jspl / shyam / srmb / bmasl / elecrosteel / ssl ) ( fe415 / fe500 / fe500d conforms to is: 1785 ) , loading unloding & stacking by manual means of still , thermocol 12 . 5 mm thick , polythene sheet ( 150 gm per sqm ) , silver sand