Research Article
Effect of Different Types of Fly Ash on Properties of Asphalt Mixtures
Table 1
Overview of tests conducted on fly ash specimens.
| Mechanical properties/method | Density EN 1097-7 | Voids in dry compacted filler (fly ash) EN 1097-4 | Increase of the ring and ball softening point EN 13179-1 | Bitumen number EN 13179-2 | Chemical composition/method | Na2O, MgO, Al2O3, SiO2, SO3, K2O, CaO, TiO2, Fe2O3, Gd2O3, R SEM method | | | | Ecological suitability/method | Presence of heavy metals EN 13656; AMA-12; EN 12457-4 | Radioactivity Gamma-spectrometric analysis | | Leaching test EN 12457-4, EN 12506, EN 13370, EPA 2007 | Content of organic matters/method | Loss on ignition-LOI EN 12879 | | | | Mineral properties/method | Determination of amorphous and crystalline phase contents | | | | Physical properties | Colour, shape, and size of particles, surface texture SEM method | Gradation EN 933-10 | | |
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