Details: part-a (bldg.) 3.1.6 & 3.1.2 providing & laying in position cement concrete i/c curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering – all work up to plinth level.: (a) 1:4:8 (1 cement:4 course sand: 8 graded stone aggregate 40 mm nominal size). m15 grade nominal mix 1: 2: 4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size). 14.2.1demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of engineer-in-charge. 1: 3: 6 or richer mix. 1: 4: 8 or leaner mix. (14.2.2) 13.32.1mechanised cleaning of storage tanks comprises of following 6 stage as mentioned below : (i) mechanical dewatering (ii) desalting removal of leftover water and sludge with sludge pump (iii) cleaning of wall, ceiling and floor by high pressure water jet with help of equipments which creates a pressure of 100-150 bar (iv) removal of remaing sludge from floor with the help of
Sector: Distribution