supply of op works stores , supply of op wks stores for constr mtrl at tawang circle : , cement 43 grade opc packed in hdpe bag each 50 kg wt conforming to is 8112-1989 ( make : birla gold/ambuja/ultratech/ acc/jk/dalmia ) , coarse sand free from vegitation , coarse aggregate 20mm graded , coarse aggregate 40mm graded , coarse aggregate 40-63mm graded , stone for rr messonry less than 6 , 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 ) , water proofing compound conforming to is 2645-2003 . make : pidilite/ dr fixit/fevicol , ms binding wire , slacked lime , anti corrosive red oxide zinc chromate primer confirming to is 5-2004 ( make : berger/asian/nerolac ) , synthetic paint enamelled og confirming to is 5-2004 ( make : berger/asian/nerolac ) , thinner ( make : nerolac/berger/asian ) , ms pipe medium grade 50 mm dia conforming to is 1161-1998 ( make: jindal/tata/sail ) , j hook 6 thickness not less than 8mm . , pre painted galvalume aluminium zinc coating gi based corrugated steel sheet 0 . 5mm thick an colour having a tensile strength 550 mpa of size 8x3 ( make: unix/jindal mectec or eqv brand ) , paint brush 4 confirming to is 384-2002 ( isi marked ) , paint brush 3 confirming to is 384-2002 ( isi marked )