+42.38657, -83.06809
42°23'12" N, 83°04'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HOLBROOK AVE over I-75
Structure number:000000000011845
Old structure number:82182252000S050 (from 1992 edition)
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:78.4 ft. [23.9 m]
Total length:156.5 ft. [47.7 m]
Roadway width between curbs:75.1 ft. [22.9 m]
Deck width edge-to-edge:100.7 ft. [30.7 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:13°
Owner:State Highway Agency [01]
Year built:1969
Year reconstructed:2007
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]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:8,643 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:90.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018PoorPoorSatisfactorySatisfactory864390.7
April 2017PoorPoorSatisfactorySatisfactory864390.7
April 2016PoorPoorSatisfactorySatisfactory864390.7
April 2014PoorPoorSatisfactoryGood864390.7
April 2012FairFairSatisfactoryGood864392.7
May 2010FairFairSatisfactoryGood1250092.2
June 2008FairSatisfactoryGoodSatisfactory1250093.2
June 2006FairSatisfactoryGoodSatisfactory1250093.2
June 2004FairSatisfactoryGoodSatisfactory1250093.2
June 2002FairSatisfactoryGoodSatisfactory1250093.2
June 2000FairSatisfactoryGoodSatisfactory1250093.2
September 1998FairSatisfactoryGoodFair1250081.9
September 1996FairSatisfactorySatisfactorySatisfactory1250096.2
October 1994FairGoodSatisfactoryGood1250096.1
August 1992FairGoodSatisfactoryGood1250096.1
July 1990GoodGoodGoodGood1250096.1