Research Article
Utilization of Waste Glass Powder and Glass Composite Fillers in Asphalt Pavements
Table 9
Global warming potential of various mixes.
| Type of filler | Filler content (%) | Quantity of bitumen (ton/km) | Quantity of coarse aggregate (ton/km) | Quantity of fine aggregate (ton/km) | Quantity of SD (ton/km) | Quantity of GP (ton/km) | Quantity of hydrated lime (ton/km) | Total emission (kgCO2 equivalent) | Savings in conventional aggregates with respect to SD 4 mix (ton) | Savings in bitumen with respect to SD 4 mix (ton) | GHG emission (kgCO2 equivalent/kg) | 0.426 | 0.0026 | 0.0026 | 0.0026 | 0 | 0.785 |
| Stone dust | 4.0 | 78.70 | 422.56 | 644.96 | 44.48 | 0 | 0 | 36419 | 0 | 0 | 5.5 | 67.10 | 377.56 | 561.38 | 54.65 | 0 | 0 | 31170 | 138.75 | 11.70 | 7.0 | 55.65 | 350.78 | 507.70 | 64.62 | 0 | 0 | 26107 | 229.18 | 23.05 | 8.5 | 54.53 | 346.61 | 487.99 | 77.53 | 0 | 0 | 25602 | 265.97 | 24.17 |
| Glass powder | 4.0 | 71.95 | 398.74 | 608.61 | 0 | 41.97 | 0 | 33270 | 104.65 | 6.75 | 5.5 | 64.03 | 370.12 | 550.31 | 0 | 53.57 | 0 | 29670 | 191.57 | 14.67 | 7.0 | 55.48 | 342.53 | 495.77 | 0 | 63.10 | 0 | 25813 | 273.71 | 23.22 | 8.5 | 51.38 | 332.11 | 467.57 | 0 | 74.29 | 0 | 23695 | 312.32 | 27.32 |
| Glass lime composite | 4.0 | 63.62 | 379.55 | 579.31 | 0 | 19.98 | 19.98 | 45277 | 153.14 | 15.08 | 5.5 | 56.72 | 357.51 | 531.56 | 0 | 32.93 | 18.82 | 41245 | 222.93 | 21.98 | 7.0 | 51.00 | 339.78 | 491.79 | 0 | 44.71 | 17.88 | 37928 | 280.43 | 27.70 | 8.5 | 48.38 | 327.30 | 460.80 | 0 | 55.99 | 17.23 | 36183 | 323.90 | 30.32 |
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