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:14.4 ft. [4.4 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 2016

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]
Operating rating:84.7 tons [77.0 metric tons]
Inventory rating:49.0 tons [44.5 metric tons]
Sufficiency rating:63.8

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201663.8FairSatisfactoryFairSatisfactoryFO9250
June 201463.8FairSatisfactoryFairSatisfactoryFO9250
June 201263.8FairSatisfactoryFairSatisfactoryFO9250
June 201075.2FairGoodSatisfactorySatisfactoryFO9250
July 200875.2FairGoodSatisfactorySatisfactoryFO9250
July 200675.2FairGoodSatisfactorySatisfactoryFO9250
July 200475.2FairGoodSatisfactorySatisfactory-9250
September 200375.2FairGoodSatisfactorySatisfactory-9250
October 200175.2FairGoodSatisfactorySatisfactory-9250
July 200075.2FairVery GoodSatisfactorySatisfactory-9250
September 199975.2FairExcellentSatisfactoryGood-9250
July 199875.2Fair-SatisfactoryGood-9250
June 199746.8PoorVery GoodSatisfactoryPoor-9250
May 199643.5PoorPoorSatisfactoryPoorSD9250
June 199443.3PoorPoorSatisfactoryPoorSD9250
June 199243.3PoorPoorSatisfactoryPoorSD9250
May 199043.3PoorPoorGoodPoorSD9250