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] | 31,675 | 31,675 | 31,675 | 31,675 | 31,675 | 51,571 | 51,670 | 51,769 | 51,868 | 51,967 | 52,066 | 52,165 |
B | 34,650 | 34,650 | 34,650 | 34,650 | 34,650 | 56,415 | 56,523 | 56,631 | 56,739 | 56,848 | 56,956 | 57,064 | |
A | 4' | 52,264 | 52,363 | 52,462 | 52,561 | 52,660 | 52,759 | 52,858 | 52,957 | 53,056 | 53,155 | 53,254 | 53,353 |
B | 57,173 | 57,281 | 57,389 | 57,497 | 57,606 | 57,714 | 57,822 | 57,930 | 58,039 | 58,147 | 58,255 | 58,364 | |
A | 5' | 53,452 | 53,551 | 53,650 | 53,749 | 53,848 | 53,946 | 54,045 | 54,144 | 54,243 | 54,342 | 54,441 | 54,540 |
B | 58,472 | 58,580 | 58,688 | 58,797 | 58,905 | 59,013 | 59,122 | 59,230 | 59,338 | 59,446 | 59,555 | 59,663 | |
A | 6' | 54,639 | 54,738 | 54,837 | 54,936 | 55,035 | 55,134 | 55,233 | 55,332 | 55,431 | 55,530 | 55,629 | 55,728 |
B | 59,771 | 59,880 | 59,988 | 60,096 | 60,204 | 60,313 | 60,421 | 60,529 | 60,638 | 60,746 | 60,854 | 60,962 | |
A | 7' | 55,827 | 55,926 | 56,025 | 56,124 | 56,223 | 56,322 | 56,421 | 56,520 | 56,619 | 56,718 | 56,817 | 56,916 |
B | 61,071 | 61,179 | 61,287 | 61,395 | 61,504 | 61,612 | 61,720 | 61,829 | 61,937 | 62,045 | 62,153 | 62,262 | |
A | 8' | 57,015 | 57,114 | 57,213 | 57,312 | 57,411 | 57,510 | 57,609 | 57,708 | 57,807 | 57,906 | 58,005 | 58,104 |
B | 62,370 | 62,478 | 62,587 | 62,695 | 62,803 | 62,911 | 63,020 | 63,128 | 63,236 | 63,345 | 63,453 | 63,561 | |
A | 9' | 58,203 | 58,302 | 58,401 | 58,500 | 58,599 | 58,698 | 58,797 | 58,896 | 58,995 | 59,094 | 59,193 | 59,292 |
B | 63,669 | 63,778 | 63,886 | 63,994 | 64,103 | 64,211 | 64,319 | 64,427 | 64,536 | 64,644 | 64,752 | 64,860 | |
A | 10' | 59,391 | 59,490 | 59,589 | 59,688 | 59,787 | 59,886 | 59,985 | 60,084 | 60,183 | 60,281 | 60,380 | 60,479 |
B | 64,969 | 65,077 | 65,185 | 65,294 | 65,402 | 65,510 | 65,618 | 65,727 | 65,835 | 65,943 | 66,052 | 66,160 | |
A | 11' | 60,578 | 60,677 | 60,776 | 60,875 | 60,974 | 61,073 | 61,172 | 61,271 | 61,370 | 61,469 | 61,568 | 61,667 |
B | 66,268 | 66,376 | 66,485 | 66,593 | 66,701 | 66,810 | 66,918 | 67,026 | 67,134 | 67,243 | 67,351 | 67,459 | |
A | 12' | 61,766 | 61,865 | 61,964 | 62,063 | 62,162 | 62,261 | 62,360 | 62,459 | 62,558 | 62,657 | 62,756 | 62,855 |
B | 67,568 | 67,676 | 67,784 | 67,892 | 68,001 | 68,109 | 68,217 | 68,325 | 68,434 | 68,542 | 68,650 | 68,759 | |
A | 13' | 62,954 | 63,053 | 63,152 | 63,251 | 63,350 | 63,449 | 63,548 | 63,647 | 63,746 | 63,845 | 63,944 | 64,043 |
B | 68,867 | 68,975 | 69,083 | 69,192 | 69,300 | 69,408 | 69,517 | 69,625 | 69,733 | 69,841 | 69,950 | 70,058 | |
A | 14' | 64,142 | 64,241 | 64,340 | 64,439 | 64,538 | 64,637 | 64,736 | 64,835 | 64,934 | 65,033 | 65,132 | 65,231 |
B | 70,166 | 70,275 | 70,383 | 70,491 | 70,599 | 70,708 | 70,816 | 70,924 | 71,033 | 71,141 | 71,249 | 71,357 | |
A | 15' | 65,330 | 65,429 | 65,528 | 65,627 | 65,726 | 65,825 | 65,924 | 66,023 | 66,122 | 66,221 | 66,320 | 66,419 |
B | 71,466 | 71,574 | 71,682 | 71,790 | 71,899 | 72,007 | 72,115 | 72,224 | 72,332 | 72,440 | 72,548 | 72,657 | |
A | 16' | 66,518 | 66,616 | 66,715 | 66,814 | 66,913 | 67,012 | 67,111 | 67,210 | 67,309 | 67,408 | 67,507 | 67,606 |
B | 72,765 | 72,873 | 72,982 | 73,090 | 73,198 | 73,306 | 73,415 | 73,523 | 73,631 | 73,740 | 73,848 | 73,956 | |
A | 17' | 67,705 | 67,804 | 67,903 | 68,002 | 68,101 | 68,200 | 68,299 | 68,398 | 68,497 | 68,596 | 68,695 | 68,794 |
B | 74,064 | 74,173 | 74,281 | 74,389 | 74,498 | 74,606 | 74,714 | 74,822 | 74,931 | 75,039 | 75,147 | 75,255 | |
A | 18' | 68,893 | |||||||||||
B | 75,364 |
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 13.125%.
Line B: Eight tires per axle or four 14-inch wide tires per axle. Value is the formula weight plus 23.75%.
Ariz. Admin. Code tit. 17, ch. 6, art. 4, tbl. 3.08