Smithfield Street Bridge

Smithfield Street Bridge
Smithfield Street Bridge
Coordinates40°26′5″N 80°0′8″W / 40.43472°N 80.00222°W / 40.43472; -80.00222
Carries4 lanes of roadway
2 pedestrian walkways
CrossesMonongahela River
LocalePittsburgh, Pennsylvania
Characteristics
DesignLenticular truss bridge
Total length1,184 feet (361 m)
Longest span2 spans, 360 feet (110 m) each
Clearance below42.5 feet (13.0 m)
History
OpenedMarch 19, 1883
Smithfield Street Bridge
Area1 acre (0.40 ha)
ArchitectGustav Lindenthal
Architectural styleRomanesque, Pauli truss
NRHP reference No.74001745[1]
Significant dates
Added to NRHPMarch 21, 1974
Designated NHLMay 11, 1976[4]
Designated CPHSFebruary 22, 1977[2]
Designated PHLF1970[3]
Location
Map

The Smithfield Street Bridge is a lenticular truss bridge crossing the Monongahela River in Pittsburgh, Pennsylvania, USA.

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.

  1. ^ "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
  2. ^ "Local Historic Designations". Pittsburgh: Pittsburgh History & Landmarks Foundation. Retrieved August 9, 2011.
  3. ^ Historic Landmark Plaques 1968-2009 (PDF). Pittsburgh, PA: Pittsburgh History & Landmarks Foundation. 2010. Retrieved July 2, 2010.
  4. ^ Cite error: The named reference nhl-list was invoked but never defined (see the help page).