babastore naduthodu drainage contruction babastore naduthod drainage construction , babastore naduthod drainage , stone for masonry work , stone aggregate ( single size ) 40mm nominal size , stone aggregate ( single size ) 20mm 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) , sundries , 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) , m.s. tube 40 mm dia , single clip , twisted steel/deformed bars , welding by electric plant , g.i. pipes 40 mm dia , red oxide zinc chromate primer