supply of op works stores , supply of op wks stores for constr mtrl at changsari circle : , cement 43 grade opc packed in hdpe bag each 50 kg wt conform to is 8112-1989 ( make : birla gold/ambuja/ ultratech/acc/ jk/ dalmia ) . , coarse aggregate 20mm graded . , coarse aggregate 40mm graded . , coarse aggregate 40-63mm graded . , coarse sand free from vegetation . , water proofing compound conform to is 2645-2003 . ( make : pidilite/ dr fixit/ fevicol ) . , mild steel bars of size 6 to 8mm dia conforming to is 432 ( part i ) 1982 ( make : tata/sail/jsw ) . , mild steel bars of size 10mm and above dia conforming to is 432 ( part i ) 1982 ( make : tata/sail/jsw ) . , ms binding wire . , brick sub class b . , brick bats . , pvc pipe 110 mm dia each 3m long ( make : prince / finolex /supreme ) . , pvc vent pipe 75mm dia each 3 . 00mtr long ( make : prince / finolex /supreme ) . , pvc bend 75 mm dia ( make :- prince/ finolex/supreme ) . , pvc cowl 75mm dia ( make : prince / finolex / supreme ) . , pvc bend 90 degree 110 mm dia ( make : prince / finolex /supreme ) . , pvc socket 110 mm dia ( make : prince / finolex /supreme ) .