State of Oregon and State of Washington, Interstate Bridge, Portland, OR (1917)

Structure Type: built works - infrastructure - transportation structures - bridges

Designers: Waddell and Harrington, Engineers (firm); John Lyle Harrington ; John Alexander Low Waddell (engineer)

Dates: constructed 1917

1 story

Overview

The Kansas City, MO, engineering consultancy Waddell and Harrington designed the Interstate Bridge spanning the Columbia River and connecting Portland, OR, and Vancouver, WA. The span was finished in 1917.

PCAD id: 24140

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