Random Bridges

Grassy Point Swing Bridge

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Grassy Point Swing Bridge

(Northern Pacific Railway Bridge #94.6)

This Baltimore through truss swing bridge crosses the St. Louis River south of US Highway 2

Superior, Douglas County, Wisconsin to Duluth, St. Louis County, Minnesota

Owner: BNSF Railway

Status: In Use

Built 1912

by

American Bridge Company of New York

for

Northern Pacific Railway

Design:
425' Baltimore through truss swing span, through girder and trestle

Description:
Baltimore through truss swing bridge over St. Louis River

Significance:

Regional

Interstate Bridge

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Interstate Bridge

This through truss swing bridge has been mostly removed and crosses the St. Louis River below the Blatnik Bridge

Superior, Douglas County, Wisconsin to Duluth, St. Louis County, Minnesota

Owner: Duluth Port Authority

Status: Partially Demolished, Remaining Spans Open to Trail Traffic

Built 1897

by

Pennsylvania Steel Company of Steelton, Pennsylvania

for

Duluth-Superior Bridge Company

Design:
302' Pennsylvania through truss

Description:
Partially removed through truss bridge over St. Louis River

Significance:

Regional