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N DOWN RIVER RD over I-75

Map

Coordinates:
+44.67094, -84.69587
44°40'15" N, 84°41'45" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N DOWN RIVER RD over I-75
Structure number:000000000002042
Old structure number:20120015000S010 (from 1992 edition)
Location:1.0 MI N OF M-72
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:56.8 ft. [17.3 m]
Total length:266.1 ft. [81.1 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:32.8 ft. [10.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:6
Main spans material:Steel [3]
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: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:780 [as of 1974]
Deck condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:85.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactoryVery GoodGood78085.3
March 2016FairSatisfactoryVery GoodGood78085.3
April 2014FairSatisfactoryVery GoodGood78085.3
April 2012FairSatisfactoryVery GoodGood78085.3
April 2010FairSatisfactoryVery GoodGood78085.3
March 2008FairSatisfactoryVery GoodGood78086.3
March 2006FairSatisfactoryVery GoodGood78086.3
February 2004FairSatisfactoryVery GoodGood78086.3
December 2002FairSatisfactoryVery GoodGood78086.3
December 2000FairSatisfactoryVery GoodGood78085.3
August 1999FairSatisfactoryVery GoodGood78087.3
August 1997FairSatisfactoryVery GoodGood78082.2
July 1995FairSatisfactoryVery GoodGood78082.5
June 1993FairSatisfactoryVery GoodSatisfactory78082.5
April 1991PoorSatisfactoryPoorSatisfactory78055.2