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7 MI RD NB LEFT TU over I-75

Map

Coordinates:
+42.43345, -83.09471
42°26'00" N, 83°05'41" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:7 MI RD NB LEFT TU over I-75
Structure number:000000000011846
Old structure number:82182252000S060 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:75.1 ft. [22.9 m]
Total length:216.5 ft. [66.0 m]
Roadway width between curbs:20.7 ft. [6.3 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built: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:Box Beam or girders - Single or Spread [06]
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:5,000 [as of 2007]
Truck traffic:3% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodVery GoodVery GoodGood500097.0
May 2014GoodVery GoodVery GoodGood500097.0
May 2012GoodVery GoodVery GoodGood500097.0
July 2010GoodVery GoodVery GoodGood500097.0
August 2008GoodVery GoodVery GoodGood500094.0
May 2007GoodVery GoodVery GoodGood500094.0
May 2005GoodVery GoodVery GoodGood500094.0
February 2004GoodExcellentExcellentGood500094.0
May 2001PoorSeriousPoorFair500061.0
September 1998FairFairFairFair500081.0
October 1996FairFairGoodFair500068.0
September 1996FairFairGoodFair500081.0
October 1994FairSatisfactoryGoodSatisfactory500093.0
August 1992FairGoodGoodSatisfactory500093.0
July 1990FairSatisfactoryGoodGood500094.0