Details: providing, laying and spreading of granular sub-base by providing coarse graded material (table 400-2), spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at omc, and compacting with vibratory roller to achieve the desired density, complete as per mort&h specification clause - 401 including all material, labour, machinery, lighting, guarding and maintenance of diversion. grading - iii material providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - all work upto plinth level : 1:4:8 (1 cement : 4 fine/ coarse sand : 8 graded stone aggregate 40 mm nominal size). providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - all work upto plinth level 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)
Sector: RDPR