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29TH AVENUE over INTERSTATE 880

Map

Coordinates:
+37.77433, -122.23405
37°46'28" N, 122°14'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:29TH AVENUE over INTERSTATE 880
Structure number:33 0141
Location:04-ALA-880-28.69-OAK
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:63.0 ft. [19.2 m]
Total length:609.0 ft. [185.6 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:36.7 ft. [11.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:12°
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:11
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:11,300 [as of 1998]
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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:72.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,380,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2015GoodVery GoodVery GoodVery Good1130072.6
February 2013FairSatisfactoryGoodGood1130072.6
February 2011FairSatisfactoryGoodGood1130072.6
February 2009FairSatisfactoryGoodGood1130072.6
January 2005FairSatisfactoryGoodGood11300059.5
February 2003FairSatisfactoryGoodGood11300059.5
February 2001FairSatisfactoryFairGood11300048.0
March 1999FairSatisfactoryFairGood11300048.0
June 1998FairSatisfactoryFairGood11300048.0
February 1995GoodGoodGoodGood11300062.4
May 1993GoodGoodGoodGood11300062.4
February 1991GoodGoodGoodGood11300062.4