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I-75 over MCNICHOLS RD

Map

Coordinates:
+42.41810, -83.08763
42°25'05" N, 83°05'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 over MCNICHOLS RD
Structure number:000000000011858
Old structure number:82182252000S220 (from 1992 edition)
Location:IN DETROIT OVER MCNICHOLS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:82.0 ft. [25.0 m]
Total length:224.7 ft. [68.5 m]
Roadway width between curbs:142.7 ft. [43.5 m]
Deck width edge-to-edge:149.3 ft. [45.5 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:29°
Owner:State Highway Agency [01]
Year built:1969
Year reconstructed:2003
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:4
Main spans material:Prestressed concrete [5]
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: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:174,074 [as of 2007]
Truck traffic:7% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:92.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodVery GoodVery GoodVery Good17407492.0
May 2014GoodVery GoodVery GoodVery Good17407492.0
May 2012GoodVery GoodVery GoodVery Good17407492.0
July 2010GoodVery GoodVery GoodVery Good17407492.0
October 2008GoodVery GoodVery GoodGood17407492.0
October 2006GoodVery GoodVery GoodVery Good17805692.0
November 2004GoodExcellentExcellentExcellent21100092.0
September 2003PoorPoor-Poor21100062.0
September 2002PoorPoorFairPoor21100062.0
June 2001PoorPoorSatisfactoryPoor21100062.0
July 2000PoorPoorSatisfactorySerious21100045.0
September 1999PoorFairSatisfactorySerious21100052.0
November 1998PoorPoorSatisfactorySerious21100045.0
June 1997PoorSatisfactorySatisfactorySerious21100048.0
September 1996PoorSatisfactoryGoodPoor11260065.0
October 1994PoorFairGoodPoor11260064.0
August 1992PoorSatisfactoryGoodPoor11260065.0
July 1990FairSatisfactoryGoodFair11260081.0