supply of construction material:-1 cement in polythene bags 50 kgs each grade 43 opc, is 8112-1989 make: ultratech / ambuja / jaypee / jk / acc 2 crushed stone aggregate 20 mm graded confirming to is-383-1970, 2nd revision, from natural sources 3 coarse sand confirming to is 383-1970, 2nd revision, from natural sources 4 hard core of broken stone aggregate of size 45-63 mm conforming to is -383-1970 as wmm. 5 rr stone 6 cement white make : birla / jk / berger 7 vitrified colour tiles 8-10 mm thick ( sqare / rectanguler ) polished, area of each tiles not exceeding 0.36 sqm including colour pigment as required for joints. make : kajaria / somany / orient / johnson 8 non-skid ceramic tiles 7 to 8 mm thick ( square / rectangular ) area of each tile exceeding 0.60 sqm but not exceeding 0.11 sqm including required colour pigment for joints. make : kajaria / somany / orient / johnson 9 pgi sheet 8x3x0.60mm confirming to si - 277 make : sail / tata / ispat / llyod / jindal 10 quick setting compound make : duroseal / imperial or equivalent