51ST ST over U.S. HIGHWAY 50


+38.55708, -121.44454
38°33'25" N, 121°26'40" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:51ST ST over U.S. HIGHWAY 50
Structure number:24 0315
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:116.1 ft. [35.4 m]
Total length:232.0 ft. [70.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:52.2 ft. [15.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1971
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:2
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,000 [as of 2017]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
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:95.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood400095.6
November 2015GoodVery GoodVery GoodVery Good400095.6
November 2013GoodGoodVery GoodGood300095.7
November 2011GoodGoodVery GoodGood300095.7
November 2009GoodGoodVery GoodGood300095.7
November 2007GoodGoodVery GoodGood300095.7
November 2005GoodGoodVery GoodGood300095.7
March 2005GoodGoodVery GoodGood300095.7
November 2002GoodGoodVery GoodGood300095.7
September 2000GoodGoodVery GoodGood300092.7
January 1997GoodGoodVery GoodGood300095.7
November 1994GoodVery GoodVery GoodVery Good300095.8
March 1993GoodVery GoodVery GoodVery Good300095.8
December 1990GoodVery GoodVery GoodVery Good300095.8