Arizona Administrative Code › Title 17 - TRANSPORTATION › Chapter 6 - DEPARTMENT OF TRANSPORTATION OVERSIZE AND OVERWEIGHT SPECIAL PERMITS › Article 4 - TRANSPORT PROVISIONS › Table 3.03 - Maximum Permitted Weight Computations for Overweight Axle Groups - Axle Width 8 Feet 6 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]
29,050
29,050
29,050
29,050
29,050
47,297
47,388
47,479
47,569
47,660
47,751
47,842
B
32,900
32,900
32,900
32,900
32,900
53,565
53,668
53,771
53,874
53,977
54,079
54,182
A
4'
47,933
48,023
48,114
48,205
48,296
48,386
48,477
48,568
48,659
48,750
48,840
48,931
B
54,285
54,388
54,491
54,593
54,696
54,799
54,902
55,005
55,108
55,210
55,313
55,416
A
5'
49,022
49,113
49,203
49,294
49,385
49,476
49,567
49,657
49,748
49,839
49,930
50,020
B
55,519
55,622
55,724
55,827
55,930
56,033
56,136
56,238
56,341
56,444
56,547
56,650
A
6'
50,111
50,202
50,293
50,384
50,474
50,565
50,656
50,747
50,838
50,928
51,019
51,110
B
56,753
56,855
56,958
57,061
57,164
57,267
57,369
57,472
57,575
57,678
57,781
57,883
A
7'
51,201
51,291
51,382
51,473
51,564
51,655
51,745
51,836
51,927
52,018
52,108
52,199
B
57,986
58,089
58,192
58,295
58,398
58,500
58,603
58,706
58,809
58,912
59,014
59,117
A
8'
52,290
52,381
52,472
52,562
52,653
52,744
52,835
52,925
53,016
53,107
53,198
53,289
B
59,220
59,323
59,426
59,528
59,631
59,734
59,837
59,940
60,043
60,145
60,248
60,351
A
9'
53,379
53,470
53,561
53,652
53,743
53,833
53,924
54,015
54,106
54,196
54,287
54,378
B
60,454
60,557
60,659
60,762
60,865
60,968
61,071
61,173
61,276
61,379
61,482
61,585
A
10'
54,469
54,560
54,650
54,741
54,832
54,923
55,013
55,104
55,195
55,286
55,377
55,467
B
61,688
61,790
61,893
61,996
62,099
62,202
62,304
62,407
62,510
62,613
62,716
62,818
A
11'
55,558
55,649
55,740
55,830
55,921
56,012
56,103
56,194
56,284
56,375
56,466
56,557
B
62,921
63,024
63,127
63,230
63,333
63,435
63,538
63,641
63,744
63,847
63,949
64,052
A
12'
56,648
56,738
56,829
56,920
57,011
57,101
57,192
57,283
57,374
57,465
57,555
57,646
B
64,155
64,258
64,361
64,463
64,566
64,669
64,772
64,875
64,978
65,080
65,183
65,286
A
13'
57,737
57,828
57,918
58,009
58,100
58,191
58,282
58,372
58,463
58,554
58,645
58,735
B
65,389
65,492
65,594
65,697
65,800
65,903
66,006
66,108
66,211
66,314
66,417
66,520
A
14'
58,826
58,917
59,008
59,099
59,189
59,280
59,371
59,462
59,553
59,643
59,734
59,825
B
66,623
66,725
66,828
66,931
67,034
67,137
67,239
67,342
67,445
67,548
67,651
67,753
A
15'
59,916
60,006
60,097
60,188
60,279
60,370
60,460
60,551
60,642
60,733
60,823
60,914
B
67,856
67,959
68,062
68,165
68,268
68,370
68,473
68,576
68,679
68,782
68,884
68,987
A
16'
61,005
61,096
61,187
61,277
61,368
61,459
61,550
61,640
61,731
61,822
61,913
62,004
B
69,090
69,193
69,296
69,398
69,501
69,604
69,707
69,810
69,913
70,015
70,118
70,221
A
17'
62,094
62,185
62,276
62,367
62,458
62,548
62,639
62,730
62,821
62,911
63,002
63,093
B
70,324
70,427
70,529
70,632
70,735
70,838
70,941
71,043
71,146
71,249
71,352
71,455
A
18'
63,184
B
71,558
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 3.75%.
Line B: Eight tires per axle or four 14-inch wide tires per
				  axle. Value is the formula weight plus 17.5%.