Maximum allowable axle group weights determined by using the computation formula: Weight = 1.5 X 700 (L + 40), where: L = Distance between the center of the front axle and the center of the rear axle of any group of axles within a space of 3' 5" to 18' 0". | |||||||||||||
L = | 0" [RIGHT ARROW] | 1" | 2" | 3" | 4" | 5" | 6" | 7" | 8" | 9" | 10" | 11" | |
A | 3' [DOWN ARROW] | 30,625 | 30,625 | 30,625 | 30,625 | 30,625 | 49,861 | 49,957 | 50,053 | 50,148 | 50,244 | 50,340 | 50,436 |
B | 33,950 | 33,950 | 33,950 | 33,950 | 33,950 | 55,275 | 55,381 | 55,487 | 55,593 | 55,699 | 55,805 | 55,911 | |
A | 4' | 50,531 | 50,627 | 50,723 | 50,818 | 50,914 | 51,010 | 51,105 | 51,201 | 51,297 | 51,393 | 51,488 | 51,584 |
B | 56,018 | 56,124 | 56,230 | 56,336 | 56,442 | 56,548 | 56,654 | 56,760 | 56,866 | 56,972 | 57,078 | 57,185 | |
A | 5' | 51,680 | 51,775 | 51,871 | 51,967 | 52,063 | 52,158 | 52,254 | 52,350 | 52,445 | 52,541 | 52,637 | 52,732 |
B | 57,291 | 57,397 | 57,503 | 57,609 | 57,715 | 57,821 | 57,927 | 58,033 | 58,139 | 58,245 | 58,352 | 58,458 | |
A | 6' | 52,828 | 52,924 | 53,020 | 53,115 | 53,211 | 53,307 | 53,402 | 53,498 | 53,594 | 53,689 | 53,785 | 53,881 |
B | 58,564 | 58,670 | 58,776 | 58,882 | 58,988 | 59,094 | 59,200 | 59,306 | 59,413 | 59,519 | 59,625 | 59,731 | |
A | 7' | 53,977 | 54,072 | 54,168 | 54,264 | 54,359 | 54,455 | 54,551 | 54,646 | 54,742 | 54,838 | 54,934 | 55,029 |
B | 59,837 | 59,943 | 60,049 | 60,155 | 60,261 | 60,367 | 60,473 | 60,580 | 60,686 | 60,792 | 60,898 | 61,004 | |
A | 8' | 55,125 | 55,221 | 55,316 | 55,412 | 55,508 | 55,604 | 55,699 | 55,795 | 55,891 | 55,986 | 56,082 | 56,178 |
B | 61,110 | 61,216 | 61,322 | 61,428 | 61,534 | 61,640 | 61,747 | 61,853 | 61,959 | 62,065 | 62,171 | 62,277 | |
A | 9' | 56,273 | 56,369 | 56,465 | 56,561 | 56,656 | 56,752 | 56,848 | 56,943 | 57,039 | 57,135 | 57,230 | 57,326 |
B | 62,383 | 62,489 | 62,595 | 62,701 | 62,808 | 62,914 | 63,020 | 63,126 | 63,232 | 63,338 | 63,444 | 63,550 | |
A | 10' | 57,422 | 57,518 | 57,613 | 57,709 | 57,805 | 57,900 | 57,996 | 58,092 | 58,188 | 58,283 | 58,379 | 58,475 |
B | 63,656 | 63,762 | 63,868 | 63,975 | 64,081 | 64,187 | 64,293 | 64,399 | 64,505 | 64,611 | 64,717 | 64,823 | |
A | 11' | 58,570 | 58,666 | 58,762 | 58,857 | 58,953 | 59,049 | 59,145 | 59,240 | 59,336 | 59,432 | 59,527 | 59,623 |
B | 64,929 | 65,035 | 65,142 | 65,248 | 65,354 | 65,460 | 65,566 | 65,672 | 65,778 | 65,884 | 65,990 | 66,096 | |
A | 12' | 59,719 | 59,814 | 59,910 | 60,006 | 60,102 | 60,197 | 60,293 | 60,389 | 60,484 | 60,580 | 60,676 | 60,771 |
B | 66,203 | 66,309 | 66,415 | 66,521 | 66,627 | 66,733 | 66,839 | 66,945 | 67,051 | 67,157 | 67,263 | 67,370 | |
A | 13' | 60,867 | 60,963 | 61,059 | 61,154 | 61,250 | 61,346 | 61,441 | 61,537 | 61,633 | 61,729 | 61,824 | 61,920 |
B | 67,476 | 67,582 | 67,688 | 67,794 | 67,900 | 68,006 | 68,112 | 68,218 | 68,324 | 68,430 | 68,537 | 68,643 | |
A | 14' | 62,016 | 62,111 | 62,207 | 62,303 | 62,398 | 62,494 | 62,590 | 62,686 | 62,781 | 62,877 | 62,973 | 63,068 |
B | 68,749 | 68,855 | 68,961 | 69,067 | 69,173 | 69,279 | 69,385 | 69,491 | 69,598 | 69,704 | 69,810 | 69,916 | |
A | 15' | 63,164 | 63,260 | 63,355 | 63,451 | 63,547 | 63,643 | 63,738 | 63,834 | 63,930 | 64,025 | 64,121 | 64,217 |
B | 70,022 | 70,128 | 70,234 | 70,340 | 70,446 | 70,552 | 70,658 | 70,765 | 70,871 | 70,977 | 71,083 | 71,189 | |
A | 16' | 64,313 | 64,408 | 64,504 | 64,600 | 64,695 | 64,791 | 64,887 | 64,982 | 65,078 | 65,174 | 65,270 | 65,365 |
B | 71,295 | 71,401 | 71,507 | 71,613 | 71,719 | 71,825 | 71,932 | 72,038 | 72,144 | 72,250 | 72,356 | 72,462 | |
A | 17' | 65,461 | 65,557 | 65,652 | 65,748 | 65,844 | 65,939 | 66,035 | 66,131 | 66,227 | 66,322 | 66,418 | 66,514 |
B | 72,568 | 72,674 | 72,780 | 72,886 | 72,993 | 73,099 | 73,205 | 73,311 | 73,417 | 73,523 | 73,629 | 73,735 | |
A | 18' | 66,609 | |||||||||||
B | 73,841 |
Legend (Tire measurement excludes any load-induced tire bulge):
Line A: Four tires per axle or two 14-inch wide tires per axle. Value is the formula weight plus 9.375%.
Line B: Eight tires per axle or four 14-inch wide tires per axle. Value is the formula weight plus 21.25%.
Ariz. Admin. Code tit. 17, ch. 6, art. 4, tbl. 3.06