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I-75 SB over I-96 WB

Map 

Coordinates:
+42.33019, -83.08648
42°19'49" N, 83°05'11" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-75 SB over I-96 WB
Structure number:000000000011747
Old structure number:82182194000S180 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:51.5 ft. [15.7 m]
Total length:51.5 ft. [15.7 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:59.1 ft. [18.0 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:71°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2007
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2014 

Status:Open, no restriction [A]
Average daily traffic:33,794 [as of 2007]
Truck traffic:9% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:96.9 tons [88.1 metric tons]
Inventory rating:58.2 tons [52.9 metric tons]
Sufficiency rating:94.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201494.0Not deficientVery GoodVery GoodGood33794
June 201294.0Not deficientVery GoodVery GoodGood33794
June 201094.0Not deficientExcellentGoodGood33794
June 200894.0Not deficientGoodGoodGood33794
June 200660.0Structurally deficientSatisfactoryPoorFair35218
June 200476.0Functionally obsoleteSatisfactorySatisfactoryFair28500
June 200276.0Functionally obsoleteSatisfactorySatisfactoryFair28500
May 200076.0Functionally obsoleteSatisfactorySatisfactoryFair28500
November 199881.0Functionally obsoleteGoodGoodFair28500
August 199676.0Functionally obsoleteGoodGoodFair46100
August 199486.0Functionally obsoleteFairGoodGood46100
July 199287.0Functionally obsoleteSatisfactoryVery GoodGood46100
June 199087.0Functionally obsoleteSatisfactoryVery GoodVery Good46100