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23RD AVENUE over INTERSTATE 880

Map

Coordinates:
+37.77667, -122.23500
37°46'36" N, 122°14'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:23RD AVENUE over INTERSTATE 880
Structure number:33 0149
Location:04-ALA-880-28.98-OAK
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:138.1 ft. [42.1 m]
Total length:939.0 ft. [286.2 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:63°
Owner:State Highway Agency [01]
Year built:1947
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,500 [as of 2000]
Truck traffic:1% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:71.6 tons [65.1 metric tons]
Inventory rating:46.0 tons [41.8 metric tons]
Sufficiency rating:71.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,250,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201771.5FairFairGoodGoodFO11500
February 201572.5GoodGoodVery GoodGoodFO11500
February 201361.2FairSatisfactoryFairGoodFO11500
February 201161.2FairSatisfactoryFairGoodFO11500
February 200961.2FairSatisfactoryFairGoodFO11500
March 200761.2FairSatisfactoryFairGoodFO11500
February 200761.2FairSatisfactoryFairGoodFO11500
January 200547.4PoorSatisfactoryPoorGoodSD11500
September 200347.4PoorSatisfactoryPoorGoodSD11500
February 200372.5FairSatisfactorySatisfactoryGoodFO11500
February 200172.5FairGoodSatisfactoryGoodFO11500
March 199972.5FairGoodSatisfactoryGoodFO11500
June 199872.5FairGoodSatisfactoryGoodFO11500
February 199572.8GoodGoodGoodGoodFO11500
May 199372.8GoodGoodGoodGoodFO11500
February 199172.8GoodGoodGoodGoodFO11500