Silver Bridge
General Information
| Structural Type: |
Suspension bridge
|
|---|---|
| Function / usage: |
Motorway bridge / freeway bridge
|
| Completed in: | 1928 |
| Status: | destroyed (1967) |
Geographic Information & Related Structures
| Location: |
Point Pleasant, Mason County, West Virginia, USA, North America Kanauga, Gallia County, Ohio, USA, North America |
|---|---|
| Crossed |
|
| Replaced by |
Silver Memorial Bridge (1969)
|
Technical Information
Dimensions
| main span | 213.5 m | |
| total length | 681.2 m |
Materials
| cables |
steel eye-bars
|
|---|---|
| towers |
steel
|
| truss |
steel
|
Chronology
| 31 December 1951 | Tolls cease. |
|---|---|
| 15 December 1967 | Without warning the bridge collapses causing the death of 46 persons. A study finds fatigue failure in the eye bar connections as cause of the accident. |
Participants
Construction
Relevant Web Sites
-
NTSB: Highway Accident Report: Collapse of the U.S. 35 Highway Bridge
-
West Virginia Archives and History: Silver Bridge Tragedy
-
West Virginia Historical Society Quarterly: The Collapse of the Silver Bridge
-
Wikipedia: Silver Bridge (bridge)
Relevant Publications
- An Eye-bar Suspension span for the Ohio River, in "Engineering News Record", June 1929
- Great American Bridges and Dams, John Wiley & Sons, New York (USA), ISBN 0471143855, 1984; pp. 326-327
- The Collapse of the Silver Bridge, West Virginia Historicy Society Quarterly, v. XV, n. 4, 10/2001
Internal Information
| Structure-ID: | s0001423 |
|---|---|
| Created: | 31/03/2001 |
| Last Updated: | 05/03/2013 |