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I-94 W-S RAMP over I-75 & RAMP

Map 

Coordinates:
+42.36897, -83.05794
42°22'08" N, 83°03'29" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-94 W-S RAMP over I-75 & RAMP
Structure number:000000000011830
Old structure number:82182251000S290 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.3 ft. [20.2 m]
Total length:185.7 ft. [56.6 m]
Roadway width between curbs:35.1 ft. [10.7 m]
Deck width edge-to-edge:38.4 ft. [11.7 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
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:Epoxy Overlay [5]

Latest Available Inspection: October 2015 

Status:Open, no restriction [A]
Average daily traffic:16,525 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
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:90.3 tons [82.1 metric tons]
Inventory rating:54.2 tons [49.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:94.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201594.0Functionally obsoleteVery GoodSatisfactoryGood16525
March 201467.0Structurally deficientVery GoodPoorFair12870
April 201267.0Structurally deficientVery GoodPoorFair12870
June 201094.0Not deficientVery GoodGoodSatisfactory12870
December 200994.0Not deficientGoodGoodSatisfactory12870
December 200794.0Not deficientVery GoodGoodSatisfactory12870
December 200594.0Not deficientVery GoodGoodSatisfactory12870
October 200396.0Not deficientExcellentGoodSatisfactory12870
December 200191.0Not deficientSeriousGoodSatisfactory12870
January 200164.0Structurally deficientSeriousGoodPoor12870
September 199947.0Structurally deficientSeriousGoodSerious12870
August 199847.0Structurally deficientPoorGoodSerious12870
May 199749.0Structurally deficientFairGoodSerious12870
September 199666.0Structurally deficientFairGoodPoor12870
September 199466.0Structurally deficientFairVery GoodPoor12870
August 199267.0Structurally deficientSatisfactoryVery GoodPoor12870
June 199066.0Structurally deficientFairVery GoodPoor12870