Trucking in Maine
Maine is one of a handful of states with a federal 100,000 lb six-axle interstate exemption — a real advantage for paper, lumber, and potato loads.
Major interstates
I-95 the length of the state and I-295 through Portland.
Permits
Six-axle 100,000 lb allowed on interstates via federal exemption.
Weather
Heavy snow October-April. Mud season restricts secondary roads April-May.
Weigh stations
York, Kittery, and Hampden.
Freight hubs
Portland and Bangor. Houlton is a major US-Canada crossing.
Frequently asked
100k on I-95 in Maine?
Yes with six axles; five-axle stays at 80,000.
Border crossings?
Houlton and Calais handle most commercial volume.
Mud season?
Many secondaries post limits April-May.