20th Avenue NE Bridge

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20th Avenue NE Bridge
A steel-arched bridge over a wooded ravine
Other name(s) Ravenna Park Bridge
Heritage status National Register of Historic Places, Seattle city landmark
Characteristics
Design Deck Arch
Material Steel
Total length 354 feet (108 m)
Width 18-foot (5.5 m)
Clearance below 41 feet (12 m)
History
Designer Frank M. Johnson
Engineering design by Arthur Dimock
Opened 1913
Closed 1975 (to vehicles only)
Designated January 17, 1977[1]

The 20th Avenue NE Bridge (also known as the Ravenna Park Bridge) is a three-hinged, steel, lattice-arched bridge that spans a ravine in Seattle's Ravenna Park. It was designed by Frank M. Johnson under the direction of city engineer Arthur Dimock.[2] Built in 1913, the structure is both listed in the National Register of Historic Places and is a designated city landmark.[3][4]

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References

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