S51-E50 CONNECTOR over US 50 & N99-W50 CONN


+38.56012, -121.47840
38°33'36" N, 121°28'42" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S51-E50 CONNECTOR over US 50 & N99-W50 CONN
Structure number:24 0233F
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:118.1 ft. [36.0 m]
Total length:709.0 ft. [216.1 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1968
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:7
Main spans material:Concrete continuous [2]
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:Fair
Status:Open, no restriction [A]
Average daily traffic:32,000 [as of 2010]
Truck traffic:6% 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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodFairGood3200079.4
December 2015GoodVery GoodGoodVery Good3200090.9
November 2013GoodGoodGoodGood3200092.9
November 2011GoodGoodGoodGood3200092.9
March 2011GoodGoodGoodGood3200092.9
December 2008GoodGoodGoodGood2830093.2
September 2006GoodGoodGoodGood2830093.2
April 2004GoodGoodGoodGood2830093.2
May 2002GoodGoodGoodGood2070094.0
June 1995GoodGoodVery GoodVery Good2070090.3
November 1993GoodGoodVery GoodVery Good1370090.9
January 1990GoodGoodVery GoodVery Good1370090.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.21610810800
Reinforced Concrete Top Flangesq. ft.2,2472,247000
Wearing Surfacessq. ft.2,1172,117000
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.3737000
Reinforced Concrete Pileeach11000
Pourable Jointlinear ft.1514010
Compression Jointlinear ft.2020000
Enclosed/Concealed Bearingeach22000
Bridge Rail
Other Material Bridge Raillinear ft.432432000