Table 3.
Cost analysis of GPC and conventional concrete.
| Sl. No. | Materials | Quantity | Rates (INR) | Cost (USD) |
|---|---|---|---|---|
| Geopolymer Concrete | ||||
| 1 | GGBS | 281.8 kg/m3 | 3000/t | 845.4 |
| 2 | Granite waste powder | 122.7 kg/m3 | 100/t | 12.27 |
| 3 | Fine aggregate | 554 kg/m3 | 3800/t | 2105.2 |
| 4 | Coarse aggregate | 1294 kg/m3 | 1000/t | 1294.0 |
| 5 | NaOH | 14.66 kg/m3 | 95/kg | 1392.7 |
| 6 | Na2SiO3 | 52.4 l/m3 | 25/kg | 1310.0 |
| 7 | Distilled water | 43.09 l/m3 | 20/liter | 861.8 |
| 8 | Admixture–SP 430 | 4.9 l/m3 | 100/liter | 491 |
| Total | 7804 ₹ m−3 | 111.65 $ m−3 | ||
| Conventional Concrete | ||||
| 10 | Cement-43 grade OPC | 420 kg/m3 | 350/Bags | 2940 |
| 11 | Fine aggregate | 700 kg/m3 | 3800/t | 2660.0 |
| 12 | Coarse aggregate | 1200 kg/m3 | 1000/t | 1200.0 |
| 13 | Drinking water | 150 l/m3 | 2/liter | 300.0 |
| 14 | Admixture–SP 430 | 1.89 l/m3 | 100/liter | 189.0 |
| Total | 7289 ₹ m−3 | 97.95 $ m−3 | ||