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INTERSTATE 680 over CAPITOL EXPRESSWAY

Map 

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

Facts 

Name:INTERSTATE 680 over CAPITOL EXPRESSWAY
Structure number:37 0288R
Location:04-SCL-680-M1.41-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:99.1 ft. [30.2 m]
Total length:199.2 ft. [60.7 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:78.1 ft. [23.8 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:26°
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:2
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:80,000 [as of 2009]
Truck traffic:2% 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:Superior to present desirable criteria [9]
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]
Operating rating:95.5 tons [86.8 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:96.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201596.0Not deficientVery GoodVery GoodVery Good80000
July 201396.0Not deficientGoodVery GoodGood80000
July 201196.0Not deficientGoodVery GoodGood80000
July 200995.0Structurally deficientPoorVery GoodGood93500
July 200795.0Structurally deficientPoorVery GoodGood93500
August 200595.0Structurally deficientPoorVery GoodGood93500
July 200395.0Structurally deficientPoorVery GoodGood93500
July 200195.0Not deficientFairVery GoodGood89500
May 199996.0Not deficientGoodVery GoodGood89500
August 199594.0Functionally obsoleteGoodGoodGood87800
July 199394.0Functionally obsoleteGoodGoodGood62050
March 199194.0Functionally obsoleteGoodGoodGood62050