Super loads - Maryland

Excessive size and/or weight loads or vehicles (super loads) are classified as follows:

• Excessive size, 100 feet or more in length, 16 feet or more in width, or 16 feet or more in height; and
• Excessive weight, loads exceeding 60 tons (120,000 pounds).

Massive weight loads are those with a gross weight exceeding 250 tons (500,000 pounds). Applications for excessive weight loads must be submitted at least 10 days in advance of the proposed move. Massive weight load applications must be submitted at least 30 days in advance of the proposed move. Excessive size applications must be submitted at least two working days before the proposed move.

Vehicles and loads exceeding 45 tons gross weight may not exceed 10 miles per hour under the posted speed limit.

Surety bonds may be required to move super loads.

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