HARPER AVE over I-94


+42.42031, -82.93212
42°25'13" N, 82°55'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:HARPER AVE over I-94
Structure number:000000000011260
Old structure number:82182025000S150 (from 1992 edition)
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:78.7 ft. [24.0 m]
Total length:232.0 ft. [70.7 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:47.9 ft. [14.6 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:2001
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 2014 

Status:Open, no restriction [A]
Average daily traffic:5,948 [as of 2010]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:88.8 tons [80.7 metric tons]
Inventory rating:53.1 tons [48.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:77.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201477.9Functionally obsoleteGoodGoodGood5948
June 201277.9Functionally obsoleteSatisfactoryGoodGood5948
June 201095.9Functionally obsoleteSatisfactoryGoodSatisfactory600
July 200893.9Not deficientVery GoodVery GoodGood600
July 200693.9Not deficientVery GoodSatisfactoryGood600
July 200493.9Not deficientVery GoodSatisfactoryGood600
July 200282.9Not deficientExcellentSatisfactoryFair600
July 200079.9Not deficientPoorSatisfactoryFair600
July 199881.9Structurally deficientPoorSatisfactoryFair600
May 199681.9Structurally deficientPoorSatisfactoryFair600
June 199494.9Functionally obsoleteFairGoodSatisfactory600
June 199294.9Functionally obsoleteFairGoodSatisfactory600
May 199094.9Functionally obsoleteFairGoodSatisfactory600