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Hawthorne Bridge

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Identification

Hawthorne Bridge
239428

Map

Structure in General

bridge
existing [completed]
dark green

Facts

  • The bridge is named after Dr. J. C. Hawthorne.
  • The average opening time is 7 minutes.
  • The Hawthorne is considered the oldest operational US steel through-truss vertical-lift bridge.
  • The height of the railing were originally designed to keep horses from jumping over the side.
  • In 1998-99, the cost of the rehabilitation project was US $21,000,000.
  • If combined, the total length of the bridge connecting SE Grand Avenue to SW 1st Avenue is approximately 3,552 feet.
  • When the bridge was first constructed, it only connected Water Avenue on the eastern side with Front Avenue on the western side.
  • The Hawthorne Bridge is the first and the oldest Willamette River bridge to be equipped with a steel highway deck.
  • The height of each of the veritcal towers is 165 feet.
  • 888,000 pound counterwegihts are used to lift the mid section of the bridge.
  • The grand opening was held on December 19, 1910.
  • The bridge stands 49 feet above the Willamette River.
  • The Parker-type truss drawbridge main span length is 244 feet.
  • There were two bridges to precede the Hawthorne Bridge; Madison Bridge No. 1 and Madison Bridge No. 2, at this location.

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More Information

Location

SW Madison Street
Hawthorne Bridge
Hosford-Abernethy
Southeast
Portland
Oregon
U.S.A.

Technical Data

165.00 ft
1,382.02 ft
73.00 ft
1910
1999
$500,000

Involved Companies

Waddell and Harrington

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