Thursday, August 14, 2025

1905(Page Design!)+1933 3rd Street (Lefty O'Doul) Bridges over China Basin in San Francisco, CA

1905: (Archived Bridge Hunter; Bridge Hunter)

Boat View, Nov 2014

1905 Page Design Bridge


BridgeHunter_1905
"A bascule bridge is a Page type designed by John W Page he worked with Shnable and Strauss on Trunnion bascule bridges, few of the types were constructed."

The Page design was indeed rare. Because the Monon Bridge was illegally scrapped, the GM&O Bridge is the only one left in the USA.

BridgeHunter_1905 and Bridges Now and Then posted
Looking south at San Francisco's Third Street Bridge, September 17, 1921. (Horace Chaffee, photographer/SF Department of Public Works)
Bridges Now and Then posted again
San Francisco's Third Street Bridge, 1921. (Open SF History)

Jas E milner comme nted on BN&T's second post
SP crossed Mission Creek just east of 7th Street (as CalTrain still does. It terminated at 3rd Street and, except for some pier spurs, it didn't cross 3rd Street. It connected to the State Belt via King Street. The Santa Fe freight ferry from Richmond terminated at the mouth of Mission Creek on the south side of China Basin and had an extensive yard well past Mission Rock. The Western Pacific also had a ferry slip and large yard, again east of 3rd Street. Santa Fe would have operated that bridge in order to connect to the State Belt at King Street. See map.


1938 Straus Heel Trunnion Bridge


Street View, Mar 2025
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Bridges Now and Then posted
San Francisco's Third Street Bridge, May 6, 1933. (OpenSFHistory)

Kenneth Dotson commented on the above post
Working great for 92 years and counting. Not even affected by the '89 quake.

Kenneth Dotson commented on the above post

2018 Photo by Geoff Hubbs from AT&T Park via BridgeHunter_1933

HistoricBridges
"This particular example is unusual because it has a roadway that not only occupies the space between truss lines, but also has a roadway that is cantilevered out from the western truss line."

sfpublicworks

When I saw the Santa Fe sign, I checked out the railroad activity in this area. SP was on the northwest side, and Santa Fe was on the southeast side.
1950/50 San Francisco North @ 24,000

But when this bridge was built, it did accommodate steam locomotives. Note that the cantilevered road was added later.
 BridgeHunter_1933, Credit San Francisco History Center, SF Public Library
Bridge opening May 12, 1933

Maureen Price commented on a post
Lefty O'Doul 3rd Street Bridge SF

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