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ALUM ROCK AVE RAMP over S680-CAPITOL XPWY RAMP

Map 

Coordinates:
+37.35833, -121.84000
37°21'30" N, 121°50'24" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ALUM ROCK AVE RAMP over S680-CAPITOL XPWY RAMP
Structure number:37 0289F
Location:04-SCL-680-M1.55-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:142.1 ft. [43.3 m]
Total length:285.1 ft. [86.9 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:15.7 ft. [4.8 m]
Skew angle:99°
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+Mod / HS 20+Mod [6]
Number of main spans:3
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 2014 

Status:Open, no restriction [A]
Average daily traffic:14,400 [as of 2003]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:109.8 tons [99.8 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:95.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201495.3Not deficientGoodGoodGood14400
June 201294.3Not deficientFairGoodGood14400
July 201094.3Not deficientFairGoodGood14400
June 200894.3Not deficientFairGoodGood14400
June 200694.3Not deficientFairGoodGood14400
May 200494.6Not deficientFairGoodGood8700
October 200299.0Not deficientSatisfactoryVery GoodGood8700
July 200099.0Not deficientSatisfactoryVery GoodGood8700
November 199899.0Not deficientSatisfactoryVery GoodGood8700
June 199698.0Not deficientFairVery GoodGood8700
June 199499.0Not deficientVery GoodVery GoodVery Good7900
June 199299.0Not deficientVery GoodVery GoodVery Good6000
December 198999.0Not deficientVery GoodVery GoodVery Good6000