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I-75 NB over M-72

Map

Coordinates:
+44.65651, -84.69966
44°39'23" N, 84°41'59" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 NB over M-72
Structure number:000000000002037
Old structure number:20120014000S050 (from 1992 edition)
Location:@ I-75, M-72 JCT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:52.2 ft. [15.9 m]
Total length:134.8 ft. [41.1 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:46.6 ft. [14.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:27°
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+Mod / HS 20+Mod [6]
Number of main spans:3
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:5,877 [as of 2007]
Truck traffic:12% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present desirable criteria [8]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:78.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairFairSatisfactoryFair587778.3
March 2016FairFairSatisfactoryFair587778.3
April 2014FairFairSatisfactoryFair587778.3
April 2012FairFairSatisfactorySatisfactory587789.4
April 2010FairFairSatisfactorySatisfactory587789.4
December 2009FairFairSatisfactorySatisfactory587789.4
March 2008FairFairSatisfactorySatisfactory755589.2
March 2006FairFairSatisfactorySatisfactory755589.2
February 2004FairFairSatisfactorySatisfactory285089.7
December 2002FairFairSatisfactorySatisfactory285089.7
December 2000FairFairSatisfactorySatisfactory285089.7
August 1999FairFairSatisfactorySatisfactory285094.7
August 1997FairFairSatisfactoryGood285089.7
July 1995FairSatisfactorySatisfactoryGood470090.6
June 1993FairSatisfactorySatisfactoryGood470090.6
April 1991FairSatisfactorySatisfactorySatisfactory470090.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,2061,08412200
Steel Protective Coatingsq. ft.10,8549,7691,08500
Deck
Reinforced Concrete Decksq. ft.6,2105,820370200
Substructure
Reinforced Concrete Columneach80350
Reinforced Concrete Abutmentlinear ft.154146800
Reinforced Concrete Pier Caplinear ft.1067312210
Joints
Strip Seal Jointlinear ft.94841000
Pourable Jointlinear ft.9400940
Bearings
Movable Bearingeach2702700
Fixed Bearingeach2702700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2702332980