construction ofculvert at poyyalam raktheswarikavui road ward 17 (re tender) material supply culvert work , detailed estimate , 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) , sundries , reinforced cement concrete pipes np2 class1000 mm dia , reinforced cement concrete collars np2 class 1000 mm dia , fine sand (zone iv) , wall form panel 1250x500 mm , 100 mm channel shoulder 2.5 m long , double clip (bridge clip) , single clip , m.s. tube 40 mm dia , reinforced cement concrete pipes np2 class 600 mm dia , reinforced cement concrete collars np2 class 600 mm dia , stone for masonry work , stone aggregate(single size): 10 mm nominal size , twisted steel/deformed bars