Nevada Oversize Load Regulations & Permit Guide

• Permit Validity: Oversize permits valid for 5 days (must obtain before entering state).
• Single-trip Permits: Required for most oversized movements.
• Special Provisions: Night/weekend travel available upon request.
• Unique Light Permit: Nevada Light Permit required for amber warning lights.

• Standard Movement: Allowed ½ hour before sunrise to ½ hour after sunset.
• Extended Travel Privileges:
  • Night Travel: Permitted for loads ≤12′ wide, ≤15′ high, ≤110′ long.
  • Weekend Travel: Allowed for loads ≤14′ wide, ≤15′ high, ≤110′ long (except restricted areas).
  • Holiday Travel: Typically permitted for loads ≤12′ wide.

• I-80 (Reno to CA line): No weekend travel for loads >12′ wide.
• I-15 (Las Vegas to CA line): Same restrictions apply.
• Hoover Dam Area: Strict 8’6″-10′ width limit with mandatory dual escorts.
• No Weekday Curfews: In urban areas (Las Vegas/Reno).
• Spring Weight Restrictions: On some secondary routes (Feb-April).

Length:

• 53′ semi-trailer standard.
• 75′ maximum: Including overhang.
• Overhang: 10′ max (within 75′ total length).

Width:

• 8’6″: Standard width.

Height:

• 18′: Maximum height.

Weight Limits:

• Gross: 80,000 lbs.
• Single axle: 20,000 lbs.
• Tandem: 34,000 lbs.
• Tridem: 42,000 lbs.

• Length: Case-by-case determination.
• Width: Up to 17′.
• Height: Up to 16′.
• Weight:
  • 5 axles: 92,000 lbs.
  • 6 axles: 96,000 lbs.
  • 7 axles: 101,000 lbs.
  • Bonus Weight Program: Special allowances for properly spaced tridems (58,000-59,000 lbs).

Escort Services by Route Type:

• Interstate/4-Lane Highways:
  • Width 14′: 1 escort required.
  • Width 16′: 2 escorts required.
  • Width 17′: May require Highway Patrol.
• Height: >15’6″: High-pole escort required.
• 2-Lane Highways:
  • Width 12′: 1 escort required.
  • Width 14′: 2 escorts required.
  • Width 16′: 3 escorts required.
• Height: >15’6″: High-pole escort required.

• “Oversize Load” Signs: Required when >8’6″ wide.
• Flags: Required for >4′ overhang.
• Lighting:
  • Headlights on low beam.
  • Special NV Light Permit: For amber warning lights.

• Route Planning: For overweight vehicles should account for:
  • Seasonal restrictions.
  • Hoover Dam limitations.
  • Weekend interstate bans.