ACROSS THE U.S.

ACROSS THE U.S.

Easing truck traffic

A list of some marine highways across the United States, grouped by region:

EAST

New York-Boston: Coastal container service eases I-95 truck traffic.

Norfolk, Va.-Richmond, Va.: James River container-on-barge service eases I-64 truck traffic.

MIDWEST

Detroit-Windsor, Ontario: Truck ferry service eases traffic on I-96, which connects U.S. to Canada.

Great Lakes Services: Dry, liquid and general cargoes run between various points on lakes Erie, Superior, Michigan, Ontario and Huron.

WEST

Tacoma, Wash.-Alaska: Coastal container runs avoid a 2,400-mile truck route up Interstate 5 and through Canada, and serve remote communities that are unreachable by road or rail.

SOUTH

Houston-Pascagoula, Miss.: Container service along the Gulf Intracoastal Waterway eases traffic on I-10 and other roads.

Port Manatee, Fla.-Brownsville, Texas: Container-barge service stops at points across the Gulf Coast.

Sources: U.S. Maritime Administration, Horizon Lines, Alaska Marine Highway Systems