Trucking in Maryland
Maryland routing revolves around Baltimore — the wrong tunnel with the wrong trailer costs hours.
Major interstates
I-70, I-81, I-83, I-95, I-495 Beltway.
Permits
Federal 80,000 lb. Trucks over 13'6" banned from Baltimore Harbor Tunnel (I-895) — use Fort McHenry (I-95) or I-695.
Weather
Chesapeake Bay Bridge closes in high wind.
Weigh stations
MdTA scales on I-95; E-ZPass required at Baltimore tunnels.
Freight hubs
Port of Baltimore is the top US port for Ro-Ro auto and heavy equipment.
Frequently asked
Which Baltimore tunnel for 13'6"?
Fort McHenry (I-95) or the I-695 Key Bridge alternate — not Harbor (I-895).
E-ZPass?
Yes — MD is all-electronic tolling.
Baltimore port?
Strong Ro-Ro; container volume rebuilding post-Key Bridge.