1602008006/av/291963 construction of thavidisseri kalari thavidisseri east kavu culvert , stone aggregate(single size): 40 mm nominal size , stone aggregate(single size):20 mm nominal size , coarse sand (zone iii) , portland cement , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator (needle type 40 mm) , stone aggregate(single size): 10 mm nominal size , wall form panel 1250x500 mm , corner angle 45x45x5 mm 1.50 m long , 100 mm channel shoulder 2.5 m long , double clip (bridge clip) , single clip , m.s. tube 40 mm dia , structural steel such as tees, angles, channels and r.s. joists , red oxide zinc chromate primer , adjustable span eso+si (2.35-3.40) , adjustable telescopic prop 3 m (2.02-3.75m) , second class kail wood in planks , second class kail wood in scantling , wall form panel 1250x450xmm , corner angle 45x45x5 mm 2.50 long , column clamp 450x1070 mm , prop 2 m (2-3.5m) , average rate of mild steel round bars for reinforcements , mild steel tubes hot finished welded type , welding by electric plant , stone for masonry work , royalty for good earth , quarry waste