Very friendly staff that made shipping easy and affordable. Would recommend this company for anyone looking to ship something because of the fantastic service I received. I look forward to using Flatbed Hauling Quotes again in the future, thanks!
California Oversize Load Transport: Regulations and Best Practices
Important: We are not a permit service. We do not arrange permits for carriers. The following is for informational purposes only. We also do not answer permit and escort requirements. Always read your permits and provisions sheets carefully. We cannot guarantee the accuracy of the information provided.
California DOT Ph#: 916-322-1297
Navigating California’s complex oversize load regulations requires careful planning and expertise. As specialists in oversize freight solutions, we’ve compiled this comprehensive guide to help you understand the state’s requirements for heavy haul transport and specialized transport services.
Permit Requirements & Validity
California oversize permits are valid for seven days, providing flexibility for multi-day transports. These single-trip permits must account for accurate vehicle dimensions and weight limits to avoid compliance issues at inspection stations.
Operating Time & Travel Restrictions
Continuous travel: Allowed for loads not requiring escorts or detours
Night travel: Permitted with proper lighting
Metro restrictions:
Sacramento/San Diego: No travel 7–9 AM & 4–6 PM (weekdays)
Los Angeles: No travel 6–9 AM & 3–6 PM (weekdays)
Bay Bridge: No travel 6:30–9 AM & 3:30–6:30 PM
Special restriction: Loads over 12′ wide limited to travel 11 AM–1 PM
Legal Dimensions for Oversize Loads
Length: 75′ max (65′ on non-designated highways)
Overhang: 10′ max (total length limit 75′)
Width: 8 feet 6 inches standard
Height: 14 feet max (special restrictions apply)
Weight Limits:
Gross: 80,000 lbs
Steer Axle: 12,500 lbs
Single Axle: 20,000 lbs
Tandem Axle: 34,000 lbs (up to 40,000 lbs for spread axles)
Routine Permit Limits
Length: Up to 135′
Width: Up to 15′
Height: Route-dependent (over 14′ requires special consideration)
Weight:
Tandem Axle: Up to 46,000 lbs
Tridem Axle: 58,061–60,000 lbs (depending on axle spacing)
Escort Requirements
Length:
Over 100′ in Los Angeles: 2 escorts
120’–135′: 1 or more escorts
Width:
Over 12′: 1–2 escorts
Over 14’11”: 2 escorts
Height: Over 18′ requires escort with height pole
Special Considerations
Shipping containers: No rear overhang when loaded
Construction equipment: Blades and buckets may remain attached
Tow-away units: Require special inspections
Night transport: Strict lighting requirements must be met
Why Proper Planning Matters
Effective route planning for overweight vehicles and understanding safety regulations for transporting oversized loads are critical for:
Avoiding costly delays
Preventing permit violations
Ensuring safe transport
Maintaining compliance with California’s unique requirements
Need Expert Oversize Transport in California?
Our team specializes in logistics management for complex oversize shipments. From permit acquisition to escort coordination, we handle all aspects of your heavy haul transport needs.