Arizona oversize permits are valid for four days. Drivers have the option of purchasing permits at most Ports of Entry.
Cab card weight
80000
Weight
Single – 28,000
Tandem – 46,000*
Tridem – 51,450–53,974*
*(Tandem and Tridem weights may vary depending on axle spacing’s, and axle width. For example, a tridem with 9′ of axle spacing (4′-6″ + 4′-6″) and 8′ axle width gets 51,450).
Note: A “Class C Tridem Permit” can now be obtained to allow 59,168 pounds at 9′ of Tridem axle spacing (57,960 at 8′, 60,000 at 10′). However, this is only for travel on Interstates 10, 19 and 40, and for the portions of SR68 and US93 connecting I-40 and the Nevada line. Any other (including detour) routes will disqualify you.
Over 14′ wide, 16′ high, 120′ long and 250,000 requires a “Class C”. A route survey may be required.
Operating time
Daylight hours, (one-half hour before sunrise to one-half hour after sunset). Loads/vehicles not over 10′ wide or 14′-6″ high or not over 10′ rear overhang are allowed continuous travel. Loads not over 16′ wide, 16′ high, 120′ long and 250,000 pounds may travel on Interstate and specified state routes at night, from 3:00 am to 12:00 noon on weekends (except on holiday weekends and in curfew areas), but this must be requested when permit is ordered and must be stated on the permit. Note that loads over 11′ wide will be required to have one escort to travel from 3 a.m. to noon on weekends, and loads 15′ high and over will need escort with height pole.
RESTRICTED TRAVEL: No OD or OW loads allowed on I-17, I-10 and SR 60 within city limits of greater Phoenix area, or I-10 or I-19 within city limits of greater Tucson area between hours of 7:00 am – 9:00 am and 4:00 pm – 6:00 pm weekdays. Local “Courtesy Permit”/route approval is required for OD travel within Phoenix and Tucson.
Escort
Length: over 120′ – one or more escorts.
Overhang: Front or Rear over 20′ – one escort.
Width:
Over 14’– 1 or more escorts.
Some restricted routes require two escorts over 12′ wide and a few for over 10′ wide.
Height: over 16′ – one or more escorts.
Signs
All over width vehicles or loads exceeding 9′ in width shall display “Oversize Load” signs. All over width loads and vehicles must be flagged with red flags 12″ square or larger on extremities. Any front or rear overhang must be flagged or lighted. Up to 10′ overhang may travel at night, but must be lit and flagged. There are no sign or flag requirements for over height only or overweight only loads.