Quebec Oversize Load Transport Guide: Regulations & Compliance
Important Note: We are not a permit service and we do not arrange permits for carriers. All information provided below is for information purposes only. Always read permits and provisions carefully as we cannot guarantee the accuracy of information provided below.
Navigating oversized load transportation in Quebec requires careful planning to meet wide load regulations and ensure heavy load compliance. Whether you’re handling heavy equipment transport or machinery hauling services, understanding these rules is essential for safe and legal oversize load delivery.
Permit Requirements
Single-trip permits valid for 7 days (must be obtained before entering Quebec)
Permits issued in French only—translation required for compliance
Operating Times for Oversize Transport Logistics
Standard hours:
½ hour before sunrise to ½ hour after sunset (Mon–Thu)
½ hour before sunrise to 3:00 PM on Fridays
No travel on Sundays or holidays
Peak-hour bans apply to:
Loads over 12′ wide
Over 90′ long
Over 13′ rear overhang
Equipment & Safety Regulations
Annual permits available for long wheelbase tractors
Tridem drive tractors:
Lift axles excluded from wheelbase measurement
Spread axles:
Permitted on 48′ trailers (must meet axle weight rules)
Legal Dimensions for Transporting Large Equipment
Length: 53′ semi-trailer / 75′ overall
Overhang: 6′6″ rear (must be flagged)
Width: 8′6″
Height: 13′6″
Weight Limits
Steer axle: 12,000 lbs
Single axle: 22,020 lbs
Tandem axle: 39,600 lbs
Tridem axle: 46,000 lbs
Routine Permit Limits
Length: Up to 131′
Overhang: Up to 13′ front or rear
Width: Up to 16′
Height: Up to 16′
Note: Weight limits vary by axle and route
Escort Requirements for Heavy Equipment Oversize Shipping
Length:
Over 90′: 1 escort
Over 130′: 2 escorts
Overhang:
Over 13′ rear: 1 escort
Over 6′6″ front: 1 front escort
Width:
Over 12′3″: 1 escort (all highways)
Over 14′4″: 2 escorts
Over 17′5″: Police escort with special conditions
Height:
Over 14′9″: 1 escort with height pole
Signs, Flags & Lights for Oversize Load Safety
Flags:
Required on front/rear corners and overhang extremities
Lighting:
Red light on rear overhang extremities
Amber beacon visible from all directions
Signage:
“D” signs mandatory when:
Width > 10′
Length > 82′
Height > 14′
“Oversize Load” signs not accepted
Signs must be removed or covered when not in use
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