M-72 & M-93 over AU SABLE RIVER


+44.65802, -84.72608
44°39'29" N, 84°43'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-72 & M-93 over AU SABLE RIVER
Structure number:000000000002053
Old structure number:20120021000B020 (from 1992 edition)
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:54.8 ft. [16.7 m]
Total length:54.8 ft. [16.7 m]
Roadway width between curbs:54.1 ft. [16.5 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1993
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:11,731 [as of 2007]
Truck traffic:12% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:68.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodGoodVery Good1173168.8
September 2015GoodGoodGoodVery Good1173168.8
September 2013GoodGoodGoodVery Good1173168.8
June 2011GoodVery GoodGoodVery Good1173168.8
June 2009GoodVery GoodGoodVery Good1173168.8
June 2007GoodVery GoodGoodVery Good901571.1
June 2005GoodVery GoodVery GoodVery Good960070.6
June 2003GoodVery GoodVery GoodVery Good960069.4
August 2001GoodVery GoodVery GoodVery Good960069.4
August 1999GoodVery GoodVery GoodVery Good960069.4
August 1997GoodVery GoodExcellentVery Good960067.4
August 1995GoodExcellentVery GoodVery Good1710081.0
September 1993GoodExcellentVery GoodExcellent1710081.0
October 1992PoorSeriousPoorFair1710041.4
November 1991PoorPoorPoorFair1710043.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.1,1551,155000
Reinforced Concrete Decksq. ft.3,7953,19006050
Wearing Surfacessq. ft.3,0802,47506050
Reinforced Concrete Abutmentlinear ft.266266000
Pourable Jointlinear ft.1586279170
Elastomeric Bearingeach4242000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5555000
Reinforced Concrete Bridge Raillinear ft.110110000