Arizona Administrative Code › Title 17 - TRANSPORTATION › Chapter 6 - DEPARTMENT OF TRANSPORTATION OVERSIZE AND OVERWEIGHT SPECIAL PERMITS › Article 4 - TRANSPORT PROVISIONS › Table 3.04 - Maximum Permitted Weight Computations for Overweight Axle Groups - Axle Width 8 Feet 9 Inches

Current through Register Vol. 30, No. 28, July 12, 2024
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]
29,575
29,575
29,575
29,575
29,575
48,152
48,244
48,337
48,429
48,521
48,614
48,706
B
33,250
33,250
33,250
33,250
33,250
54,135
54,239
54,343
54,447
54,551
54,655
54,759
A
4'
48,799
48,891
48,984
49,076
49,168
49,261
49,353
49,446
49,538
49,631
49,723
49,815
B
54,863
54,966
55,070
55,174
55,278
55,382
55,486
55,590
55,694
55,798
55,902
56,005
A
5'
49,908
50,000
50,093
50,185
50,278
50,370
50,462
50,555
50,647
50,740
50,832
50,924
B
56,109
56,213
56,317
56,421
56,525
56,629
56,733
56,837
56,941
57,045
57,148
57,252
A
6'
51,017
51,109
51,202
51,294
51,387
51,479
51,571
51,664
51,756
51,849
51,941
52,034
B
57,356
57,460
57,564
57,668
57,772
57,876
57,980
58,084
58,188
58,291
58,395
58,499
A
7'
52,126
52,218
52,311
52,403
52,496
52,588
52,680
52,773
52,865
52,958
53,050
53,143
B
58,603
58,707
58,811
58,915
59,019
59,123
59,227
59,330
59,434
59,538
59,642
59,746
A
8'
53,235
53,327
53,420
53,512
53,605
53,697
53,790
53,882
53,974
54,067
54,159
54,252
B
59,850
59,954
60,058
60,162
60,266
60,370
60,473
60,577
60,681
60,785
60,889
60,993
A
9'
54,344
54,436
54,529
54,621
54,714
54,806
54,899
54,991
55,083
55,176
55,268
55,361
B
61,097
61,201
61,305
61,409
61,513
61,616
61,720
61,824
61,928
62,032
62,136
62,240
A
10'
55,453
55,546
55,638
55,730
55,823
55,915
56,008
56,100
56,193
56,285
56,377
56,470
B
62,344
62,448
62,552
62,655
62,759
62,863
62,967
63,071
63,175
63,279
63,383
63,487
A
11'
56,562
56,655
56,747
56,839
56,932
57,024
57,117
57,209
57,302
57,394
57,486
57,579
B
63,591
63,695
63,798
63,902
64,006
64,110
64,214
64,318
64,422
64,526
64,630
64,734
A
12'
57,671
57,764
57,856
57,949
58,041
58,133
58,226
58,318
58,411
58,503
58,595
58,688
B
64,838
64,941
65,045
65,149
65,253
65,357
65,461
65,565
65,669
65,773
65,877
65,980
A
13'
58,780
58,873
58,965
59,058
59,150
59,242
59,335
59,427
59,520
59,612
59,705
59,797
B
66,084
66,188
66,292
66,396
66,500
66,604
66,708
66,812
66,916
67,020
67,123
67,227
A
14'
59,889
59,982
60,074
60,167
60,259
60,351
60,444
60,536
60,629
60,721
60,814
60,906
B
67,331
67,435
67,539
67,643
67,747
67,851
67,955
68,059
68,163
68,266
68,370
68,474
A
15'
60,998
61,091
61,183
61,276
61,368
61,461
61,553
61,645
61,738
61,830
61,923
62,015
B
68,578
68,682
68,786
68,890
68,994
69,098
69,202
69,305
69,409
69,513
69,617
69,721
A
16'
62,108
62,200
62,292
62,385
62,477
62,570
62,662
62,754
62,847
62,939
63,032
63,124
B
69,825
69,929
70,033
70,137
70,241
70,345
70,448
70,552
70,656
70,760
70,864
70,968
A
17'
63,217
63,309
63,401
63,494
63,586
63,679
63,771
63,864
63,956
64,048
64,141
64,233
B
71,072
71,176
71,280
71,384
71,488
71,591
71,695
71,799
71,903
72,007
72,111
72,215
A
18'
64,326
B
72,319
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 5.625%.
Line B: Eight tires per axle or four 14-inch wide tires per
				  axle. Value is the formula weight plus 18.75%.