Share:

I-94 over I-75

Map 

Coordinates:
+42.36854, -83.05820
42°22'07" N, 83°03'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-94 over I-75
Structure number:000000000011828
Old structure number:82182251000S270 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:68.9 ft. [21.0 m]
Total length:188.0 ft. [57.3 m]
Roadway width between curbs:115.8 ft. [35.3 m]
Deck width edge-to-edge:118.1 ft. [36.0 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:22°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1996
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Steel [3]
Main spans 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: December 2015 

Status:Open, no restriction [A]
Average daily traffic:180,032 [as of 2007]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:92.8 tons [84.4 metric tons]
Inventory rating:55.9 tons [50.8 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:94.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201594.0Functionally obsoleteGoodGoodSatisfactory180032
December 201394.0Functionally obsoleteGoodGoodSatisfactory180032
March 201294.0Functionally obsoleteGoodGoodSatisfactory180032
June 201094.0Functionally obsoleteGoodGoodGood180032
January 200994.0Functionally obsoleteGoodGoodSatisfactory180032
May 200794.0Functionally obsoleteGoodGoodSatisfactory167500
June 200594.0Not deficientGoodGoodSatisfactory151700
June 200394.0Not deficientGoodGoodSatisfactory151700
June 200194.0Not deficientGoodGoodSatisfactory151700
September 199994.0Not deficientVery GoodGoodSatisfactory151700
December 199894.0Not deficientVery GoodGoodSatisfactory151700
December 199794.0Not deficientVery GoodGoodSatisfactory151700
September 199647.0Not deficientPoorGoodSerious151700
September 199464.0Structurally deficientPoorVery GoodPoor42900
July 199264.0Structurally deficientPoorVery GoodPoor42900
June 199066.0Structurally deficientFairVery GoodPoor42900