HARPER AVE over I-94


+42.38091, -83.03194
42°22'51" N, 83°01'55" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HARPER AVE over I-94
Structure number:000000000011223
Old structure number:82182024000S160 (from 1992 edition)
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:86.9 ft. [26.5 m]
Total length:170.9 ft. [52.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1958
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:Bituminous [6]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:317 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:86.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairFairGoodFair31786.0
June 2016FairFairGoodFair31786.0
June 2014FairFairGoodFair31779.9
June 2012FairFairGoodFair31779.3
July 2010FairSatisfactoryGoodFair925065.3
July 2008FairSatisfactoryGoodFair925065.3
July 2006FairSatisfactoryGoodFair925065.3
July 2004FairSatisfactoryGoodFair925065.3
July 2002FairSatisfactoryGoodFair925065.3
July 2000FairSatisfactoryGoodFair925065.3
July 1998FairSatisfactoryVery GoodFair925063.3
June 1996FairSatisfactoryVery GoodFair925063.3
July 1994FairFairVery GoodSatisfactory925073.3
June 1992FairSatisfactoryVery GoodSatisfactory925074.3
May 1990FairSatisfactoryVery GoodSatisfactory925074.3