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] | 31,150 | 31,150 | 31,150 | 31,150 | 31,150 | 50,716 | 50,813 | 50,911 | 51,008 | 51,105 | 51,203 | 51,300 |
B | 34,300 | 34,000 | 34,300 | 34,300 | 34,300 | 55,845 | 55,952 | 56,059 | 56,166 | 56,273 | 56,381 | 56,488 | |
A | 4' | 51,398 | 51,495 | 51,592 | 51,690 | 51,787 | 51,884 | 51,982 | 52,079 | 52,176 | 52,274 | 52,371 | 52,468 |
B | 56,595 | 56,702 | 56,809 | 56,917 | 57,024 | 57,131 | 57,238 | 57,345 | 57,453 | 57,560 | 57,667 | 57,774 | |
A | 5' | 52,566 | 52,663 | 52,760 | 52,858 | 52,955 | 53,052 | 53,150 | 53,247 | 53,344 | 53,442 | 53,539 | 53,636 |
B | 57,881 | 57,988 | 58,096 | 58,203 | 58,310 | 58,417 | 58,524 | 58,632 | 58,739 | 58,846 | 58,953 | 59,060 | |
A | 6' | 53,734 | 53,831 | 53,928 | 54,026 | 54,123 | 54,220 | 54,318 | 54,415 | 54,513 | 54,610 | 54,707 | 54,805 |
B | 59,168 | 59,275 | 59,382 | 59,489 | 59,596 | 59,703 | 59,811 | 59,918 | 60,025 | 60,132 | 60,239 | 60,347 | |
A | 7' | 54,902 | 54,999 | 55,097 | 55,194 | 55,291 | 55,389 | 55,486 | 55,583 | 55,681 | 55,778 | 55,875 | 55,973 |
B | 60,454 | 60,561 | 60,668 | 60,775 | 60,883 | 60,990 | 61,097 | 61,204 | 61,311 | 61,418 | 61,526 | 61,633 | |
A | 8' | 56,070 | 56,167 | 56,265 | 56,362 | 56,459 | 56,557 | 56,654 | 56,751 | 56,849 | 56,946 | 57,043 | 57,141 |
B | 61,740 | 61,847 | 61,954 | 62,062 | 62,169 | 62,276 | 62,383 | 62,490 | 62,598 | 62,705 | 62,812 | 62,919 | |
A | 9' | 57,238 | 57,335 | 57,433 | 57,530 | 57,628 | 57,725 | 57,822 | 57,920 | 58,017 | 58,114 | 58,212 | 58,309 |
B | 63,026 | 63,133 | 63,241 | 63,348 | 63,455 | 63,562 | 63,669 | 63,777 | 63,884 | 63,991 | 64,098 | 64,205 | |
A | 10' | 58,406 | 58,504 | 58,601 | 58,698 | 58,796 | 58,893 | 58,990 | 59,088 | 59,185 | 59,282 | 59,380 | 59,477 |
B | 64,313 | 64,420 | 64,527 | 64,634 | 64,741 | 64,848 | 64,956 | 65,063 | 65,170 | 65,277 | 65,384 | 65,492 | |
A | 11' | 59,574 | 59,672 | 59,769 | 59,866 | 59,964 | 60,061 | 60,158 | 60,256 | 60,353 | 60,450 | 60,548 | 60,645 |
B | 65,599 | 65,706 | 65,813 | 65,920 | 66,028 | 66,135 | 66,242 | 66,349 | 66,456 | 66,563 | 66,671 | 66,778 | |
A | 12' | 60,743 | 60,840 | 60,937 | 61,035 | 61,132 | 61,229 | 61,327 | 61,424 | 61,521 | 61,619 | 61,716 | 61,813 |
B | 66,885 | 66,992 | 67,099 | 67,207 | 67,314 | 67,421 | 67,528 | 67,635 | 67,743 | 67,850 | 67,957 | 68,064 | |
A | 13' | 61,911 | 62,008 | 62,105 | 62,203 | 62,300 | 62,397 | 62,495 | 62,592 | 62,689 | 62,787 | 62,884 | 62,981 |
B | 68,171 | 68,278 | 68,386 | 68,493 | 68,600 | 68,707 | 68,814 | 68,922 | 69,029 | 69,136 | 69,243 | 69,350 | |
A | 14' | 63,079 | 63,176 | 63,273 | 63,371 | 63,468 | 63,565 | 63,663 | 63,760 | 63,858 | 63,955 | 64,052 | 64,150 |
B | 69,458 | 69,565 | 69,672 | 69,779 | 69,886 | 69,993 | 70,101 | 70,208 | 70,315 | 70,422 | 70,529 | 70,637 | |
A | 15' | 64,247 | 64,344 | 64,442 | 64,539 | 64,636 | 64,734 | 64,831 | 64,928 | 65,026 | 65,123 | 65,220 | 65,318 |
B | 70,744 | 70,851 | 70,958 | 71,065 | 71,173 | 71,280 | 71,387 | 71,494 | 71,601 | 71,708 | 71,816 | 71,923 | |
A | 16' | 65,415 | 65,512 | 65,610 | 65,707 | 65,804 | 65,902 | 65,999 | 66,096 | 66,194 | 66,291 | 66,388 | 66,486 |
B | 72,030 | 72,137 | 72,244 | 72,352 | 72,459 | 72,566 | 72,673 | 72,780 | 72,888 | 72,995 | 73,102 | 73,209 | |
A | 17' | 66,583 | 66,680 | 66,778 | 66,875 | 66,973 | 67,070 | 67,167 | 67,265 | 67,362 | 67,459 | 67,557 | 67,654 |
B | 73,316 | 73,423 | 73,531 | 73,638 | 73,745 | 73,852 | 73,959 | 74,067 | 74,174 | 74,281 | 74,388 | 74,495 | |
A | 18' | 67,751 | |||||||||||
B | 74,603 |
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 11.25%.
Line B: Eight tires per axle or four 14-inch wide tires per axle. Value is the formula weight plus 22.5%.
Ariz. Admin. Code tit. 17, ch. 6, art. 4, tbl. 3.07