OLD STATE RD over I-75


+44.91573, -84.68824
44°54'57" N, 84°41'18" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OLD STATE RD over I-75
Structure number:000000000008673
Old structure number:69169013000S020 (from 1992 edition)
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:68.9 ft. [21.0 m]
Total length:398.0 ft. [121.3 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:26°
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
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:Epoxy Overlay [5]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:500 [as of 1988]
Truck traffic:2% of total traffic
Deck condition:Good [7 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: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:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:90.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairGoodGoodSatisfactory50090.1
September 2014FairGoodGoodSatisfactory50089.1
October 2012FairGoodGoodSatisfactory50089.1
February 2012GoodGoodGoodGood50089.1
February 2010GoodGoodGoodGood50089.1
February 2008GoodGoodGoodGood50089.1
February 2006FairFairGoodGood50088.1
November 2004FairFairGoodGood50088.1
February 2004FairFairGoodFair50077.0
August 2002FairFairGoodFair50077.0
September 2000FairFairGoodFair50074.4
September 1998FairFairGoodSatisfactory50088.5
September 1996FairSatisfactorySatisfactorySatisfactory50086.5
July 1994FairSatisfactoryGoodSatisfactory40087.3
June 1992FairGoodGoodSatisfactory40092.5
May 1990FairGoodGoodSatisfactory40092.5