Rating:
2 votes

Isleton Bridge

Sacramento County, California

Photos 

Hwy 160 at Isleton

Looking NW

Photo taken by Craig Philpott in February 2010

Enlarge

BH Photo #155429

Map 

Street Views 

Description 

The Isleton Bridge is one of the very few unmodified examples in California of the Strauss Heel Trunnion Bascule Bridge. It was also a link in the Victory Highway, a transcontinental highway, and played an integral part in transportation and agricultural history in the California Delta Region.

-- Historic American Engineering Record

Facts 

Overview
Bascule bridge over Sacramento River on CA 160
Location
Sacramento County, California
Status
Open to traffic
History
Built 1923; rehabilitated 1953
Builders
- American Bridge Co. of New York (Fabricator)
- Charles W. Deterding (Engineer)
- Jenkins & Elton (Contractor)
- Strauss Bascule Bridge Co. of Chicago, Illinois (Bascule Design)
Design
Bascule
Dimensions
Length of largest span: 226.1 ft.
Total length: 624.0 ft.
Deck width: 17.7 ft.
Vertical clearance above deck: 14.8 ft.
Recognition
Eligible for the National Register of Historic Places
Also called
Sacramento River Bridge
Isleton Bridge
Approximate latitude, longitude
+38.17175, -121.59355   (decimal degrees)
38°10'18" N, 121°35'37" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/623196/4225806 (zone/easting/northing)
Quadrangle map:
Isleton
Elevation
17 ft. above sea level
Average daily traffic (as of 2009)
2,150
Inventory numbers
CA 24-51 (California bridge number)
BH 11295 (Bridgehunter.com ID)
Inspection report (as of April 2018)
Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 33.5 (out of 100)
View more at BridgeReports.com

Categories 

American Bridge Co. (1,521)
Arch (12,152)
Bascule (1,067)
Built 1923 (623)
Built during 1920s (9,955)
CA 160 (5)
California (2,606)
Charles W. Deterding (1)
Flared (403)
HAER documented (1,107)
Have street view (27,058)
Jenkins & Elton (1)
Machinery Counterweight Bridge Tower (40)
 Movable (2,985)
NR-eligible (4,056)
Navigable waterway (2,154)
Open (39,970)
Owned by state (16,037)
Rainbow arch (249)
Sacramento County, California (74)
Sacramento River (47)
Span length 175-250 feet (1,991)
Steel grate deck (450)
Strauss Bascule Bridge Co. (173)
Strauss Heel Trunnion Bascule (53)
Total length 500-1000 feet (2,876)

Update Log 

  • May 18, 2018: New Street View added by Leslie R trick
  • March 22, 2017: New photo from Douglas Butler
  • July 25, 2016: New Street View added by Douglas Butler
  • December 1, 2015: New Street View added by Douglas Butler
  • October 5, 2014: New photo from Douglas Butler
  • February 1, 2012: HAER photos posted by Michael Goff
  • January 14, 2012: New photo from Larry Matthews
  • March 8, 2010: Updated by Craig Philpott: Added street view
  • February 17, 2010: Updated by Craig Philpott: Added Builder info

Related Bridges 

Sources 

  • Craig Philpott - craigphilpott63 [at] gmail [dot] com
  • Larry Matthews
  • HAER CA-55 - Sacramento River Bridge, Spanning Sacramento River South of Locke, Isleton, Sacramento County, CA
  • Douglas Butler
  • Leslie R Trick - Leslie [dot] Trick [at] gmail [dot] com
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Comments 

Isleton Bridge
Posted February 12, 2020, by Gordon Osmundson (gophoto [at] sbcglobal [dot] net)

The Isleton Bridge from the water.

Isleton Bridge
Posted May 27, 2011, by Gloria Scott (Gloria [dot] Scott [at] dot [dot] ca [dot] gov)

Like the Paintersville Bridge, the Isleton Bridge was determined eligible for listing in the National Register of Historic Places as an excellent example of Strauss Heel Trunnion Bascule Bridge. Jenkins & Elton constructed the Isleton Bridge.