Research Article
Evaluation of Reclaimed Hydrated Fly Ash as an Aggregate for Sustainable Roadway Base Material
Table 1
Chemical constituent and engineering properties of the HFA [
7].
| Chemical composition | Mass percentage (%) |
| Silicon dioxide (SiO2) | 26.81 | Aluminum oxide (Al2O3) | 15.94 | Ferric oxide (Fe2O3) | 5.21 | Calcium oxide (CaO) | 22.45 | LOI (loss on ignition) 950oC | 18.96 |
| Engineering properties | ā | Bulk specific gravity | 1.5 | Dry unit weight (kN/m3) | 1440 | Los Angeles abrasion (AASHTO T96), grading B, loss % | <55 |
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