Research Article
Laboratory Performance Evaluation of High Modulus Asphalt Concrete Modified with Different Additives
Table 7
Values of dynamic modulus.
| Mixture | Additive | Temp (°C) | Dynamic modulus (MPa) | 25 Hz | 20 Hz | 10 Hz | 5 Hz | 2 Hz | 1 Hz | 0.5 Hz | 0.2 Hz | 0.1 Hz | 0.01 Hz |
| HMAC-16 | Base asphalt | 15 | 19472 | 18689 | 16934 | 14819 | 12450 | 10635 | 8657 | 6860 | 5308 | 2727 | 20 | 15321 | 14323 | 13091 | 11657 | 8672 | 7054 | 6278 | 4006 | 3381 | 1476 | 60 | 2798 | 2087 | 1583 | 1222 | 890 | 729 | 623 | 536 | 523 | 314 | PRM | 15 | 25475 | 24621 | 22639 | 20680 | 17305 | 15690 | 13695 | 12042 | 10988 | 6914 | 20 | 22577 | 21223 | 17340 | 15779 | 14010 | 12815 | 11643 | 9230 | 8297 | 4844 | 60 | 4635 | 3741 | 3243 | 2281 | 1549 | 1388 | 1015 | 826 | 781 | 608 | PRS | 15 | 24072 | 23521 | 21087 | 19009 | 16505 | 14630 | 12765 | 10490 | 8934 | 4698 | 20 | 18275 | 17059 | 15011 | 13302 | 11196 | 9676 | 8190 | 6410 | 5204 | 2671 | 60 | 4053 | 3462 | 2617 | 2012 | 1413 | 1119 | 926 | 758 | 713 | 526 | RA | 15 | 24773.5 | 24071 | 21863 | 19844.5 | 16905 | 15160 | 13230 | 11266 | 9961 | 5806 | 20 | 20426 | 19141 | 16175 | 14540 | 12603 | 11245 | 9916 | 7820 | 6750 | 3757 | 60 | 4344 | 3601 | 2930 | 2146 | 1481 | 1253 | 970 | 792 | 747 | 567 |
| HMAC-20 | Base asphalt | 15 | 19370 | 18318 | 16782 | 14746 | 12354 | 10523 | 8620 | 6782 | 5283 | 2693 | 20 | 15256 | 14210 | 12979 | 11523 | 8340 | 6675 | 5899 | 3892 | 2951 | 1227 | 60 | 2925 | 2632 | 1971 | 1421 | 884 | 668 | 502 | 370 | 321 | 235 | PRM | 15 | 24976 | 23982 | 22370 | 20010 | 17245 | 15599 | 13545 | 11804 | 10603 | 6780 | 20 | 21116 | 20087 | 17175 | 15501 | 13676 | 12710 | 11299 | 9075 | 8160 | 4757 | 60 | 4057 | 3784 | 3068 | 2487 | 1882 | 1522 | 1254 | 998 | 859 | 560 | PRS | 15 | 23880 | 23247 | 20984 | 18872 | 15631 | 14502 | 12344 | 10201 | 8638 | 4368 | 20 | 17948 | 16064 | 14915 | 13028 | 11042 | 9426 | 8023 | 6157 | 4820 | 2160 | 60 | 3998 | 3398 | 2571 | 1919 | 1388 | 1021 | 909 | 738 | 706 | 515 | RA | 15 | 24428 | 23614 | 21677 | 19441 | 16438 | 15050 | 12944 | 11002 | 9620 | 5574 | 20 | 19532 | 18075 | 16045 | 14264 | 12359 | 11068 | 9661 | 7616 | 6490 | 3458 | 60 | 4027 | 3591 | 2819 | 2203 | 1635 | 1271 | 1081 | 868 | 782 | 537 |
| HMAC-25 | Base asphalt | 15 | 19279 | 18099 | 16697 | 14695 | 12129 | 10354 | 8594 | 6501 | 5215 | 2590 | 20 | 15080 | 13931 | 12580 | 11106 | 8297 | 6438 | 5685 | 3576 | 2609 | 1096 | 60 | 2009 | 1199 | 865 | 638 | 430 | 337 | 278 | 230 | 223 | 183 | PRM | 15 | 24498 | 23598 | 21974 | 19651 | 16967 | 15112 | 13434 | 11523 | 10301 | 6566 | 20 | 20734 | 19020 | 16775 | 15216 | 13284 | 11927 | 10594 | 8962 | 7903 | 4711 | 60 | 2945 | 2390 | 1990 | 1600 | 1338 | 1147 | 964 | 806 | 778 | 518 | PRS | 15 | 23643 | 23011 | 20714 | 18479 | 15402 | 14354 | 12067 | 10006 | 8425 | 4157 | 20 | 17347 | 15902 | 14789 | 12948 | 10697 | 9201 | 7930 | 5900 | 4436 | 2101 | 60 | 2591 | 2259 | 1884 | 1578 | 1224 | 1017 | 879 | 744 | 710 | 501 | RA | 15 | 24070 | 23304 | 21344 | 19065 | 16184 | 14733 | 12750 | 10764 | 9363 | 5361 | 20 | 19040 | 17461 | 15782 | 14082 | 11990 | 10564 | 9262 | 7431 | 6169 | 3406 | 60 | 2768 | 2324.5 | 1937 | 1589 | 1281 | 1082 | 921.5 | 775 | 744 | 509.5 |
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