tender for fabrication work and gpc pas , crgo fibrication , two boxes , gps , pas , plastering in c.m 1:5-12 mm thick with including cost and conveyance of all materials and in , b ) ci bend 22.5° ( 250mm dia ) , construction of chamber for 100mm sluice plates , construction of chamber for 100mm sluices valve , supplying, conveying and fixing spls. including ea , supplying, conveying and fixing spls. including eart , construction of chamber for 100mm sluice plates , construction of chamber for 100mm sluices valve , laying and jointing pvc pipe. heading , plain cement concrete 1:4:8 ( one cement four fine aggregates and eight coarse aggregates ) using , brick work in c.m 1:5 mix using 2nd class ground moulded chamber burnt bricks with including cost , construction of chamber for 100mm sluices valve , construction of chamber for 100mm sluices valve , the total value of schedule4