['Size and Weight Limits']
['Weights and dimensions', 'Oversize and Overweight Movements', 'Sizes and weights']
11/11/2025
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Lighting requirements
Every motor vehicle, trailer, semitrailer and pole trailer 80 inches or more in overall width or 30 feet or more in overall length manufactured after January 1, 1970, must be equipped with hazardous warning lamps meeting the following requirements:
Front lamps:
- Mounted at the same level and as widely spaced laterally as practicable, and
- Displaying simultaneously flashing white or amber lights, or any shade of color between white and amber.
Rear lamps:
- Mounted at the same level and as widely spaced laterally as practicable, and
- Showing simultaneously flashing amber or red lights, or any shade of color between amber and red.
Whenever a vehicle has been equipped with such lamps they must be kept in good operating condition. These warning lamps must be visible from not less than 500 feet in normal sunlight.
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Additional lighting and reflection requirements for pole trailers
On every pole trailer, there must be:
- On each side, one amber side marker lamp at or near the front of the load;
- On each side, one amber reflector at or near the front of the load; and
- On the rearmost part of the load or the rearmost support for the load, one combination marker lamp showing amber to the front and red to the rear and side, mounted to indicate the maximum width of the pole trailer.
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Vehicle length
The length or vehicle restrictions contained in 484D.615 do not apply to vehicles used by a public utility for the transportation of poles.
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['Size and Weight Limits']
['Weights and dimensions', 'Oversize and Overweight Movements', 'Sizes and weights']
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