US 50 (I-305) WB over 18TH TO 24TH,UP,BNSF,LRT


+38.56263, -121.48923
38°33'45" N, 121°29'21" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 50 (I-305) WB over 18TH TO 24TH,UP,BNSF,LRT
Structure number:24 0248L
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:109.9 ft. [33.5 m]
Total length:2550.0 ft. [777.2 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:1968
Year reconstructed:2014
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:25
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:123,000 [as of 2009]
Truck traffic:2% of total traffic
Deck condition:Fair [5 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:71.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairFairFairGood12300071.0
October 2015FairSatisfactoryGoodVery Good12300085.3
October 2013FairSatisfactoryFairGood12300072.0
October 2011PoorSeriousFairGood12300067.0
October 2009PoorSeriousFairGood12350067.0
October 2007PoorSeriousFairGood12350067.0
March 2007PoorSeriousFairGood12350066.0
October 2005PoorSeriousFairGood12350066.0
March 2005PoorSeriousFairVery Good12350066.0
November 2002FairSatisfactorySatisfactoryVery Good9475085.8
September 2001FairSatisfactorySatisfactoryVery Good9475086.9
December 1992FairFairSatisfactoryGood9290087.8
October 1991FairFairSatisfactoryGood9290087.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.77838938900
Reinforced Concrete Top Flangesq. ft.22,53969921,84000
Reinforced Concrete Abutmentlinear ft.6659700
Reinforced Concrete Pileeach11000
Compression Jointlinear ft.243243000
Enclosed/Concealed Bearingeach88000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,5541,554000