bids are invited for cement of 43 grade opc in sealed bags each weighting 50 kgs. the date of manufacture of cement should not be more than one month prior to the date of delivery for narian , river sand confirming to is - 2116-1980 for narian , stone aggregate 20 mm graded conforming to is 383-1970 for narian , stone aggregate 40 mm graded conforming to is - 383 - 1970 for narian , stone boulders for hard core of size 40-63mm confirming to is 383-1970 for narian , pcc solid bricks of size 230x115x75 mm of min str m-15 grade a quality conforming to is 2185- 2005 for narian , cement of 43 grade opc in sealed bags each weighting 50 kgs. the date of manufacture of cement should not be more than one month prior to the date of delivery for keri , river sand confirming to is - 2116-1980 for keri , stone aggregate 20 mm graded conforming to is 383-1970 for keri , stone aggregate 40 mm graded conforming to is -383 - 1970 for keri , stone boulders for hard core of size 40-63mm confirming to is 383-1970 for keri , pcc solid bricks of size 230x115x75 mm of min str m-15 grade a quality conforming to is 2185- 2005 for keri , cement of 43 grade opc in sealed bags each weighting 50 kgs. the date of manufacture of cement should not be more than one month prior to the date of delivery for jwg , river sand confirming to is - 2116-1980 for jwg , stone aggregate 20 mm graded conforming to is 383-1970 for jwg , stone aggregate 40 mm graded conforming to is -383 - 1970 for jwg , stone boulders for hard core of size 40-63mm confirming to is 383-1970 for jwg , pcc solid bricks of size 230x115x75 mm of min str m-15 grade a quality conforming to is 2185- 2005 for jwg total quantity : 18976