Details: making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand (zone-iii) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth. reinforced cement concrete work in beams, suspended floors, roofs having up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size). centering and shuttering including strutting, propping etc. and removal of form for :suspended floors, roofs, landings, balconies and access platform. centering and shuttering including strutting, propping etc. and removal
Sector: Police and Internal Security