Oklahoma

PERMITS:
Permits are valid for 5 days. Drive must have permit prior to entering the state.

TRAVEL TIME:
Travel is allowed one-half hour before sunrise to one-half hour after sunset seven days a week. Overweight ONLY can have continuous travel, but must be requested when ordering permit.

RESTRICTED TRAVEL:
Oversize load movements are not allowed on the Interstate system through Cleveland, Oklahoma and Tulsa counties between 7:00 a.m. to 9:00 a.m. and 3:30 p.m. – 6:30 p.m. Monday through Friday (does not apply to overweight only). No travel allowed on major holidays.

OKLAHOMA TURNPIKES: Loads up to 9’6″ wide are permitted without requiring a Pike Pass. Loads over 9’6″ must have a valid Pike Pass account.

LEGAL DIMENSIONS:
Width: 8’6″ (8′ on any highway having a surface width of less than 20 feet)
Height: 13’6″
Length: 59’6″ semitrailer and load is legal on all Interstate routes and many of the main U.S. Highways; 53′ semitrailer and load on other routes.
Weight: 80,000 Gross on Interstate, 90,000 on non-Interstate routes (with legal tandem and tridem weights) Single – 20,000; Tandem – 34,000; Tridem – 42,000

ROUTINE PERMIT LIMITS:
Width: 16′
Height: Depends on routes
Length: No set maximum
Weight: Single – 20,000; Tandem – 40,000 (with at least 4’3″ axle spacing) or 39,000 (less than 4’3″ spacing); Tridem – 60,000 (57,000 with 4’2″ axle spacing); Quad – 65,000; Steer Axle – 15,000 (With minimum spacing of 15′ steer to first drive axle).
For an overweight permit, your registration must be for at least the amount of gross weight you need permitted if less than 90,000 pounds.

ESCORTS:
Width: Over 12’– 1 escort, over 14′ – 2 escorts.
Height: Over 15’9″ – 2 escorts with height pole; public utilities and railroads along the route must be contacted in advance of the move by the permittee.
Length: Over 80′ – 1 escort, over 100’– 2 escorts

SAFETY REQUIREMENTS:
“Oversize Load” signs are required on front of tractor and rear of load or trailer (whichever extends the farthest) on all oversized loads moving under permit. All over width and over length loads require 18″ x 18″ red or fluorescent orange flags. Flags are required at each corner of the load and on the widest point of any oversize load. Rear overhang of 4 feet or more must be flagged.