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Lecture notes in Transportation Systems Engineering
March 19, 2012
(1) |
(3) |
(5) |
Volume of | Thickness | Correction |
specimen | of specimen | Factor |
(cm) | (mm) | |
457 - 470 | 57.1 | 1.19 |
471 - 482 | 68.7 | 1.14 |
483 - 495 | 60.3 | 1.09 |
496 - 508 | 61.9 | 1.04 |
509 - 522 | 63.5 | 1.00 |
523 - 535 | 65.1 | 0.96 |
536 - 546 | 66.7 | 0.93 |
547 - 559 | 68.3 | 0.89 |
560 - 573 | 69.9 | 0.86 |
Test Property | Specified Value |
Marshall stability, kg | 340 (minimum) |
Flow value, 0.25 mm units | 8 - 17 |
Percent air voids in the mix % | 3 - 5 |
Voids filled with bitumen % | 75 - 85 |
Item | A_1 | A_2 | A_3 | A_4 | B |
Wt (gm) | 825 | 1200 | 325 | 150 | 100 |
Sp. Gr | 2.63 | 2.51 | 2.46 | 2.43 | 1.05 |
Bitumen | Stability | Flow | |||
content | (kg) | (units) | (%) | (%) | |
3 | 499.4 | 9.0 | 12.5 | 34 | 2.17 |
4 | 717.3 | 9.6 | 7.2 | 65 | 2.21 |
5 | 812.7 | 12.0 | 3.9 | 84 | 2.26 |
6 | 767.3 | 14.8 | 2.4 | 91 | 2.23 |
7 | 662.8 | 19.5 | 1.9 | 93 | 2.18 |