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Tacoma Narrows Bridge

Tacoma narrows bridge, looking west across Toll plaza, 29 august 1940. (Eldridge, Clark H. "Tacoma Narrows Bridge, Tacoma, Washington, Final Report on Design and Construction," 1941) (HAER WA-99-31)

General Information

Structural Type: Suspension bridge
Function / usage: Road bridge
Completed in: 1940
Status: collapsed (1940)

Geographic Information & Related Structures

Location: Tacoma, Pierce County, Washington, USA, North America
Crosses
  • Puget Sound
Replaced by Tacoma Narrows Bridge (1950)

Technical Information

Dimensions

main span 854 m
deck deck depth 2.4 m
deck width 11.9 m

Materials

pylons steel
deck truss steel

Chronology

7 November 1940

A moderate 68 km/h wind causes oscillations and the destruction of the bridge.

Notes

This bridge has been replaced by another suspension bridge of the same dimensions on the same site. The only fatality of the collapse in a 42 mile/hour wind gust was a dog in car that could not be removed from the bridge.

Stillman Fires Collection / Prelinger Archives

Relevant Web Sites

Relevant Publications

Internal Information
Structure-ID: s0000074
Created: 28/10/1998
Last Updated: 07/10/2013