New Mexico
Department of Transportation
Oversize/Overweight Permits
P.O. Box 1628
Santa Fe, NM 87504-1628
PHONE: (505) 476-2475

Hours of Business

Mon-Fri 7:30 AM - 5:00 PM (Mountain time)


When escorts are required & number of escorts

  1 escort 2 escorts 3 escorts State police
WIDTH 14′ 1- 17’11 * 18′ – 19’11 * High risk routes * 20′ & wider
LENGTH 90’1- 110′ 110’1″ N/A ** If counter flow is required
HEIGHT N/A ** N/A ** N/A ** If counter flow is required


  • * Additional escorts may be required at any time due to route, size and/or circumstances.
  • ** A route survey is required for loads higher than 15’6″.
  • ** Utility letters are required for loads higher than 18′.
  • ** Height pole is only required for survey.

Super loads:

  • TRUNNION AXLE: 60,000 lbs.
  • WIDTH: No Max; depends on routes
  • HEIGHT: No Max; depends on routes
  • LENGTH: No Max; depends on routes
  • Engineering analysis required for vehicles or loads in excess of 170,000 lbs. The route survey may be required and is valid for 14 days.

Loads 300,000 lbs. or more must have preapproval from Bridge Office before applied for in permitting system.

Escort vehicle requirements can differ significantly by state in terms of mandatory driver qualifications, training, certifications, vehicle weights, obligatory signage/flags/lighting, necessary onboard equipment, and more. The ODS team can provide you with all additional requirements specific to your route.

Operating Times

Travel is permitted from 30 minutes before sunrise to 30 minutes after sunset Monday through Sunday. No travel is permitted on major holidays. Overweight-only permits may have continuous movement.

Non-daylight movement granted for vehicles not exceeding 10’ in width, 14’6” high, no more than 120′ long, up to 140,000 lbs. Non-daylight movement is allowed statewide.

The department may restrict movement during heavy traffic in other locations or time periods.


Unless expressly specified on the special permit, movement is prohibited on the following legal holidays (12:01 am until 11:59 pm on the calendar day): New Year’s Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day.

Adverse weather

Continuous movement is prohibited during inclement weather, “inclement weather” means a natural occurrence which will create dangerous driving conditions and includes snow, ice, fog, rain, dust or other weather condition which limits visibility to less than 1000 feet (approximately 2/10 mile), or any weather condition which is determined by the department, the state highway and transportation department, the state police, or other law enforcement official to create a safety hazard.