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Maryland Axle Weight Limits

Axle spacings and weight calculator

Max Legal Weight for GVW under 80,000 lbs and Max Permitted Weight for GVW over 80,000 lbs

Vehicle configuration

Maximum Legal Weight Allowed

Axle Group	Maximum
Single	20,000 pounds
Tandem (Two Axle)	34,000 pounds
Tridem (Three Axle)	42,500 pounds
Gross Vehicle Weight	80,000 pounds

Maximum Permit Weight Allowed

Axle Group	Maximum
Single	27,000 pounds
Tandem (Two Axle)	52,000 pounds
Tridem (Three Axle)	63,000 pounds
Gross Vehicle Weight	120,000 pounds
Gross Vehicle Weight	150,000 pounds (may issue a permit for weight over 150,000 after a valid engineering structural review)

Note: 30,000 pounds max per axle up to 110,000 pounds GVW;
27,000 pounds max per axle from 110,001 pounds GVW and over.

Source of information: http://www.roads.maryland.gov/Index.aspx?PageId=500
https://oversizeloadescorts.com/regs/md.pdf

See Also:

Maryland Oversize / Overweight Regulations

Maryland Oversize Signs, Lights, Flags Regulations

Maryland Tire Regulations

Maryland Fines And Penalties