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STATE ROUTE 20 over EAST FORK RUSSIAN RIVER

Map

Coordinates:
+39.23604, -123.15353
39°14'10" N, 123°09'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STATE ROUTE 20 over EAST FORK RUSSIAN RIVER
Structure number:10 0184
Location:01-MEN-020-36.36
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:151.9 ft. [46.3 m]
Total length:609.9 ft. [185.9 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:2000
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,350 [as of 2009]
Truck traffic:11% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:65.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2016FairFairGoodFair1135065.3
November 2014FairGoodSatisfactoryGood1135077.3
October 2012FairGoodFairSatisfactory1135066.3
November 2010FairGoodFairSatisfactory1180066.3
October 2008FairGoodFairSatisfactory1180066.3
October 2006PoorPoorFairSatisfactory1180063.3
August 2005FairSatisfactoryFairSatisfactory1180066.3
July 2004FairSatisfactoryFairSatisfactory1180066.3
June 2002FairSatisfactoryFairSatisfactory825066.3
June 1998FairGoodSatisfactoryGood825065.6
August 1995FairSatisfactorySatisfactoryGood810065.5
May 1993FairSatisfactorySatisfactoryGood860065.5
July 1991FairSatisfactorySatisfactoryGood860065.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.372366600
Steel Protective Coatingsq. ft.4,1194,119000
Deck
Reinforced Concrete Decksq. ft.1,95601,95600
Wearing Surfacessq. ft.1,792892856440
Substructure
Reinforced Concrete Columneach61140
Reinforced Concrete Abutmentlinear ft.3232000
Steel Pileeach11000
Reinforced Concrete Pier Caplinear ft.2929000
Joints
Pourable Jointlinear ft.20010100
Compression Jointlinear ft.1010000
Open Jointlinear ft.1010000
Other Jointlinear ft.1010000
Bearings
Movable Bearingeach44000
Fixed Bearingeach1212000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.372372000