US 50 (I-305) WB over 9TH STREET


+38.56590, -121.50145
38°33'57" N, 121°30'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 50 (I-305) WB over 9TH STREET
Structure number:24 0244L
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:120.1 ft. [36.6 m]
Total length:123.0 ft. [37.5 m]
Roadway width between curbs:87.9 ft. [26.8 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:115,500 [as of 2009]
Truck traffic:3% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:72.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairFairGoodFair11550072.2
October 2015FairSatisfactoryVery GoodGood11550086.0
October 2013PoorPoorVery GoodVery Good11550082.6
October 2011FairSatisfactoryVery GoodVery Good11550086.0
October 2009FairSatisfactoryVery GoodVery Good10250087.3
October 2007FairSatisfactoryVery GoodVery Good10250087.3
October 2005FairSatisfactoryVery GoodVery Good10250087.3
November 2004FairSatisfactoryVery GoodVery Good10250087.3
September 2001FairSatisfactoryVery GoodVery Good8565088.9
January 1997FairSatisfactoryVery GoodVery Good8565088.9
November 1994GoodVery GoodGoodVery Good8570091.6
December 1992GoodVery GoodGoodVery Good9290091.0
September 1991GoodVery GoodGoodVery Good9290091.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.3737000
Reinforced Concrete Top Flangesq. ft.1,028248201840
Reinforced Concrete Abutmentlinear ft.78235500
Prestressed Concrete Pileeach11000
Bridge Rail
Other Material Bridge Raillinear ft.7575000