HARPER AVE over I-94


+42.40909, -82.94821
42°24'33" N, 82°56'54" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HARPER AVE over I-94
Structure number:000000000011256
Old structure number:82182025000S110 (from 1992 edition)
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:89.9 ft. [27.4 m]
Total length:257.9 ft. [78.6 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:50°
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1997
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: June 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,250 [as of 1978]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:63.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairSatisfactoryFairSatisfactory925063.8
June 2016FairSatisfactoryFairSatisfactory925063.8
June 2014FairSatisfactoryFairSatisfactory925063.8
June 2012FairSatisfactoryFairSatisfactory925063.8
June 2010FairGoodSatisfactorySatisfactory925075.2
July 2008FairGoodSatisfactorySatisfactory925075.2
July 2006FairGoodSatisfactorySatisfactory925075.2
July 2004FairGoodSatisfactorySatisfactory925075.2
September 2003FairGoodSatisfactorySatisfactory925075.2
October 2001FairGoodSatisfactorySatisfactory925075.2
July 2000FairVery GoodSatisfactorySatisfactory925075.2
September 1999FairExcellentSatisfactoryGood925075.2
July 1998Fair-SatisfactoryGood925075.2
June 1997PoorVery GoodSatisfactoryPoor925046.8
May 1996PoorPoorSatisfactoryPoor925043.5
June 1994PoorPoorSatisfactoryPoor925043.3
June 1992PoorPoorSatisfactoryPoor925043.3
May 1990PoorPoorGoodPoor925043.3