US 50 (I-305) WB over 15TH & 16TH STREETS,RAMP


+38.56369, -121.49320
38°33'49" N, 121°29'36" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 50 (I-305) WB over 15TH & 16TH STREETS,RAMP
Structure number:24 0247L
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:107.0 ft. [32.6 m]
Total length:528.9 ft. [161.2 m]
Roadway width between curbs:77.1 ft. [23.5 m]
Deck width edge-to-edge:79.1 ft. [24.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 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]
Number of main spans:5
Main spans material:Concrete continuous [2]
Main spans 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:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 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]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:70.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodFairGood11550070.0
October 2015FairVery GoodSatisfactoryVery Good11550082.6
October 2013GoodGoodGoodGood11550082.6
October 2011GoodGoodGoodGood11550084.9
October 2009GoodGoodGoodGood10250086.2
October 2007PoorSeriousGoodGood10250080.5
October 2005PoorSeriousGoodGood10250080.5
March 2005PoorSeriousGood-10250082.8
November 2002FairFairGood-8565084.5
September 2001FairFairGood-8565084.5
January 1997FairFairGoodVery Good8565087.8
November 1994GoodGoodGoodVery Good8570089.4
December 1992GoodGoodGoodVery Good9290088.9
September 1991GoodGoodGoodVery Good9290088.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.271027100
Reinforced Concrete Top Flangesq. ft.5,6445,643010
Concrete Protective Coatingsq. ft.5,4185,418000
Reinforced Concrete Columneach1717000
Reinforced Concrete Abutmentlinear ft.8484000
Prestressed Concrete Pileeach11000
Compression Jointlinear ft.4039100
Elastomeric Bearingeach33000
Enclosed/Concealed Bearingeach33000
Bridge Rail
Other Material Bridge Raillinear ft.742742000