Smithfield Street Bridge
Bridge over the Monongahela River in Pittsburgh, Pennsylvania / From Wikipedia, the free encyclopedia
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The Smithfield Street Bridge is a lenticular truss bridge crossing the Monongahela River in Pittsburgh, Pennsylvania, USA.
Quick Facts Coordinates, Carries ...
Smithfield Street Bridge | |
---|---|
Coordinates | 40°26′5″N 80°0′8″W |
Carries | 4 lanes of roadway 2 pedestrian walkways |
Crosses | Monongahela River |
Locale | Pittsburgh, Pennsylvania |
Characteristics | |
Design | Lenticular truss bridge |
Total length | 1,184 feet (361 m) |
Longest span | 2 spans, 360 feet (110 m) each |
Clearance below | 42.5 feet (13.0 m) |
History | |
Opened | March 19, 1883 |
Smithfield Street Bridge | |
Area | 1 acre (0.40 ha) |
Architect | Gustav Lindenthal |
Architectural style | Romanesque, Pauli truss |
NRHP reference No. | 74001745[1] |
Significant dates | |
Added to NRHP | March 21, 1974 |
Designated NHL | May 11, 1976[2] |
Designated CPHS | February 22, 1977[3] |
Designated PHLF | 1970[4] |
Location | |
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The bridge was designed by Gustav Lindenthal, the engineer who later designed the Hell Gate Bridge in New York City. The Smithfield Street Bridge was built between 1881 and 1883, opening for traffic on March 19, 1883.[citation needed] It was widened in 1889 and widened again in 1911. The bridge has been designated a National Historic Civil Engineering Landmark, a National Historic Landmark, and has a Historic Landmark Plaque from the Pittsburgh History and Landmarks Foundation.