Cement, Sand, Aggregate proportion during building construction. This is the standard requirements but may change based on the site condition. Structural engineer inputs are mandatory.
SL Description Grade of Cement / Sand / Aggregate
No Concrete (Proportion)
1. PCC Foundation M 10 1 : 3 : 6 / 1 : 4 : 8
2. Footing Concrete M 20 1 : 1.5 : 3
3. Plinth Concrete M 20 1 : 1.5 : 3
4. Columns Concrete M 25 1 : 1 : 2
5. Lintel / chajja M 15 1 : 2 : 4
6. RCC Slab M 20 1 : 1.5 : 3
7. Stone Masonry 1 : 6
8. Bricks Masonry 1 : 5 / 1 : 6
9. Ceiling Plastering 1 : 3 / 1 : 4
10. Outside Plastering 1 : 4 / 1 : 5
11. Inside Plastering 1 : 4 / 1 : 5
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