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I-680 ON/OFF-RAMP over CAPITOL EXPRESSWAY

Map

Coordinates:
+37.35833, -121.83833
37°21'30" N, 121°50'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-680 ON/OFF-RAMP over CAPITOL EXPRESSWAY
Structure number:37 0288K
Location:04-SCL-680-M1.41-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:202.1 ft. [61.6 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Vertical clearance below bridge:14.8 ft. [4.5 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

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:14,800 [as of 2009]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 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: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:98.0 tons [89.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:96.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201596.0FairSatisfactoryVery GoodVery Good-14800
July 201396.0FairSatisfactoryVery GoodGood-14800
July 201195.0FairSatisfactoryVery GoodGood-14800
July 200995.0FairSatisfactoryVery GoodGood-14800
July 200795.0FairSatisfactoryVery GoodGood-14800
August 200595.0GoodGoodVery GoodGood-14800
July 200395.0GoodGoodVery GoodGood-14800
July 200195.0GoodGoodVery GoodGood-14800
May 199995.0GoodGoodVery GoodGood-14800
August 199596.0GoodGoodGoodGoodFO14800
July 199396.0GoodGoodGoodGoodFO14800
March 199196.0GoodGoodGoodGoodFO14800

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.6262000
Deck
Reinforced Concrete Top Flangesq. ft.7143667800
Substructure
Reinforced Concrete Columneach11000
Reinforced Concrete Abutmentlinear ft.2626000
Reinforced Concrete Pileeach11000
Bridge Rail
Other Material Bridge Raillinear ft.135135000