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I-75 over ROUGE R,DEARBORN ST & RR

Map 

Coordinates:
+42.28674, -83.14014
42°17'12" N, 83°08'25" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-75 over ROUGE R,DEARBORN ST & RR
Structure number:000000000011716
Old structure number:82182194000B010 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:299.9 ft. [91.4 m]
Total length:8627.4 ft. [2629.5 m]
Roadway width between curbs:125.0 ft. [38.1 m]
Deck width edge-to-edge:132.6 ft. [40.4 m]
Vertical clearance below bridge:101.7 ft. [31.0 m]
Owner:State Highway Agency [01]
Year built:1967
Year reconstructed:1989
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 continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2015 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:100,492 [as of 2007]
Truck traffic:12% of total traffic
Deck condition:Poor [4 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:35.6 tons [32.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201577.0PoorPoorGoodSatisfactorySD100492
May 201377.0PoorPoorGoodGoodSD100492
May 201177.0PoorPoorGoodGoodSD100492
June 200850.0PoorPoorGoodPoorSD100492
June 200650.0PoorPoorVery GoodPoorSD98362
June 200550.0PoorPoorSatisfactoryPoorSD91000
April 200336.0PoorPoorSatisfactoryPoorSD91000
April 200121.0PoorFairGoodSeriousSD91000
April 199921.0PoorFairSatisfactorySeriousSD91000
August 199621.0PoorFairGoodSerious-76200
August 199421.0PoorFairGoodSerious-76200
May 199221.0PoorFairGoodSerious-76200
November 199038.0PoorFairGoodPoor-76200