Arizona Heavy Haul Compliance: Oversize Load Permit Guidelines

Arizona oversize permits are valid for four days and can be purchased at most Ports of Entry. Accurate weight and dimension reporting is essential—Arizona scales enforce strict compliance, so permits must closely match actual measurements.

• Daylight Only: ½ hour before sunrise to sunset (standard)
• Night/Weekend Exceptions: For loads ≤16′ wide/120′ long/250,000 lbs on Interstates (3:00 AM–12:00 PM)
• Urban Curfews: No travel in Phoenix/Tucson during peak hours (7–9 AM, 4–6 PM)

• Width: 8’6″ (legal); up to 16′ with permits
• Height: 14′ (legal); up to 16′ permitted
• Length: 65′ max on non-Interstates; 120′ with oversize transport logistics
• Weight:
  • Single Axle: 20,000 lbs
  • Tandem: 34,000–46,000 lbs
  • Max Permit: 250,000 lbs (Class C for superloads)

• Width: 1 escort (>14′), 2 escorts (>12′ on restricted routes)
• Length: 1+ escorts (>120′)
• Height: Escort with height pole (>16′)
• Overhang: 1 escort (>20′)

• Signage: “OVERSIZE LOAD” signs (≥9′ width)
• Flags/Lights: 12″ red flags for overwidth/overhang; amber lights for night moves
• Equipment Rules: Detach blades >14′ wide or secure properly

• Class C Permits: Required for loads >14′ wide/16′ high/120′ long
• Route Surveys: Mandatory for complex machinery hauling services

Adhering to oversize load safety regulations prevents fines and ensures safe transport. Proper route planning for overweight vehicles and understanding pilot vehicle requirements are key to efficient heavy haul transport.

Navigating Arizona’s oversize freight solutions can be complex. Our specialized transport services handle oversize vehicle permit requirements, escort coordination, and logistics for heavy haul.