Research Article
Evaluation of Rutting, Fatigue, and Moisture Resistance of Low-Energy Asphalt Mixtures Modified by Crumb Rubber
Table 11
Indirect tensile strength test results in the dry and wet conditions.
| Specimen | Test repetition | ITSdry (kPa) | SD | Average ITSdry (kPa) | ITSwet (kPa) | SD | Average ITSwet (kPa) | TSR (%) |
| HMA | 1 | 956 | 8.89 | 946 | 782 | 3.61 | 785 | 83 | 2 | 943 | 789 | 3 | 939 | 784 |
| LEA | 1 | 573 | 3.21 | 575 | 361 | 6.11 | 368 | 64 | 2 | 579 | 369 | 3 | 574 | 373 |
| LEA + 10% CR | 1 | 721 | 5.69 | 726 | 559 | 7 | 567 | 78 | 2 | 732 | 573 | 3 | 724 | 568 |
| LEA + 15% CR | 1 | 839 | 10.07 | 848 | 593 | 7 | 594 | 70 | 2 | 859 | 588 | 3 | 847 | 602 |
| LEA + 20% CR | 1 | 799 | 4.04 | 795 | 475 | 6 | 477 | 60 | 2 | 794 | 484 | 3 | 791 | 473 |
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