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Operate no earlier than one-half hour before sunrise and no later than one-half hour after sunset, exact daily times as defined under R17-6-101, unless the Department grants permit-specific alternate operation hours other than those listed under this subsection as a necessary condition to maintain highway safety.
An “OVERSIZE LOAD” sign is to be displayed on the front and rear of the load vehicle.
A permittee shall display required “OVERSIZE LOAD” signs
that are: clearly visible from the vehicle’s front and rear. Size: 6 feet wide and 1 foot tall.
Letters: Black, 6 in. tall, with 1 in. stoke.
Specifications. Each warning flag attached to an overwidth or plastic at least 18 inches square and red or fluorescent orange in color. permittee or driver of an overwidth or overlength special permitted vehicle and load combination shall display warning flags applicable to the permittee’s vehicle and load at the extreme corners of the load and at the farthest projections of the load beyond legal width limits.
A permittee or driver of a vehicle transporting a load that projects more than four inches beyond the overall width of the vehicle shall attach safety lighting during nighttime operation at the corners, and extremities of any extensions of protrusions of the load. If the rear overhang is more than 4 ft and 2 ft or more wide, attach lights to the corners of the overhang; if less than 2 ft wide, a single light in the middle of the end of the overhang is required.
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Width: 8 ft 6 in.
Height: 14 ft
Length: Single Vehicle: 40 ft
Length of semi trailer: 28 ft
Truck-semi-trailer: 57 ft 6 in.
Semi-trailer: 53 ft in.
Truck-semi-trailer combo: 65 ft
Truck tractor - semitrailer - full trailer combo 28 ft 6 in. per trailer
Legal Overhand: Front 3 ft, Rear 6 ft
Single Axle: 9,000 kg (20,000 lb.)
Tandem Axle: 15,400 kg (34,000 lb.)
Steering Axle: 9,000 kg (20,000 lb.)
Gross Vehicle : 36,300 kg (80,000 lb.)