supply of compostable garbage bags of various colour size , supply of compostable garbage bags of various colour & size , compostable garbage bag red 29 x 32 , compostable garbage bag red 22 x 25 , composatable garbage bag yellow 29 x 32 , compostable garbage bag yellow 22 x 25 , compostable garbage bag black 30 x 34 , compostable garbage bag black 25 x 30 , 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