+37.35833, -121.83833
37°21'30" N, 121°50'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:N680-E&W130 over CAPITOL EXP,CAPITOL-N680
Structure number:37 0288G
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:96.1 ft. [29.3 m]
Total length:379.9 ft. [115.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:13°
Owner:State Highway Agency [01]
Year built:1974
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:4
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2015 

Status:Open, no restriction [A]
Average daily traffic:10,600 [as of 2009]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:92.6 tons [84.2 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:97.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201597.0Not deficientVery GoodVery GoodVery Good10600
July 201397.0Not deficientGoodVery GoodGood10600
July 201197.0Not deficientGoodVery GoodGood10600
July 200994.0Structurally deficientPoorVery GoodGood10600
July 200794.0Structurally deficientPoorVery GoodGood10600
August 200594.0Structurally deficientPoorVery GoodGood10600
July 200394.0Structurally deficientPoorVery GoodGood10600
July 200197.0Not deficientSatisfactoryVery GoodGood10600
May 199994.0Functionally obsoleteGoodVery GoodGood10600
20000.0Not applicable---10800
August 199596.0Functionally obsoleteGoodGoodGood10600
July 199396.0Functionally obsoleteGoodGoodGood7000
March 199196.0Functionally obsoleteGoodGoodGood7000