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One half hour before sunrise to one-half hour after sunset, including Saturdays and Sundays. In addition, vehicle/loads not exceeding 12′ wide, 14’6″ high and 105′ long, including legal overhangs, may run at night with proper lighting defined by Federal Regulations 49 CFR 393.11 Monday through Friday time/width curfew restrictions for the vicinities of Seattle-Everett, Tacoma, Olympia, Vancouver and Kelso are listed on the Commuter Curfew Hours sheet which accompanies permits.
“Oversize Load” signs are required for all oversized loads at the front of the tractor at a height of 5′ from ground level (or as high as practicable on the vehicle or load if it cannot accommodate the 5′ height), and at the rear of the vehicle.
Flags must be displayed on all four corners of all overwidth loads, and at the extreme ends of all protrusions, projections, or overhangs.
When night movement is allowed, loads projecting beyond the sides of the vehicle must have amber lights visible from the front and side at the outermost extremities. Rearmost edge(s) of the projecting load must be marked with a red lamp visible from the rear and side.
DIMENSIONS: Width: 8' 6" (8' Local roads) Height: 14' Semi-trailer: 53' WEIGHTS: Single Axle: 20,000 lb. Tandem axle: 34,000 lb. Tridem: 42,000 lb. Gross Weight: 80,000 lb.Calculate Oversize/Overweight Load Regulations and Prices Instantly with Oversize.io