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OAK KNOLL BLVD over INTERSTATE 580

Map

Coordinates:
+37.75860, -122.14827
37°45'31" N, 122°08'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OAK KNOLL BLVD over INTERSTATE 580
Structure number:33 0353
Location:04-ALA-580-R36.76-OAK
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:76.1 ft. [23.2 m]
Total length:310.1 ft. [94.5 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1965
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:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,800 [as of 2009]
Truck traffic:1% of total traffic
Deck condition:Good [7 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:84.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairGoodFairGood380084.6
September 2015FairFairGoodGood380094.6
October 2011FairSatisfactoryGoodGood380095.6
October 2007FairSatisfactoryGoodGood300095.7
September 2005FairSatisfactoryGoodGood300095.7
August 2004FairSatisfactoryGoodGood300095.7
September 2002FairSatisfactoryGoodGood300095.7
September 2000FairSatisfactoryGoodGood300095.7
September 1998FairSatisfactoryGoodGood300095.7
September 1996FairSatisfactoryGoodGood300091.7
October 1994GoodGoodGoodVery Good300091.8
November 1992GoodGoodGoodVery Good300091.8
September 1990GoodGoodGoodVery Good300091.8