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M-28 over W BR ONTONAGON RIVER

Map

Coordinates:
+46.58928, -89.52674
46°35'21" N, 89°31'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-28 over W BR ONTONAGON RIVER
Structure number:000000000008486
Old structure number:66166022000B010 (from 1992 edition)
Location:2.3 MI E OF E JCT M-64
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:73.8 ft. [22.5 m]
Total length:189.0 ft. [57.6 m]
Roadway width between curbs:43.0 ft. [13.1 m]
Deck width edge-to-edge:46.3 ft. [14.1 m]
Skew angle:28°
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1997
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,331 [as of 2007]
Truck traffic:19% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:91.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018GoodGoodGoodGood133191.6
August 2016GoodGoodGoodGood133191.6
August 2014GoodGoodGoodGood133191.6
August 2012GoodGoodGoodGood133191.6
August 2010GoodGoodGoodGood133191.6
August 2008GoodGoodGoodGood133191.6
August 2006GoodGoodGoodGood158990.5
August 2004GoodGoodGoodGood370082.6
August 2002GoodGoodGoodGood370082.6
August 2000GoodGoodGoodGood370079.6
October 1999GoodGoodGoodGood370079.6
July 1996PoorPoorPoorGood190050.4
September 1995PoorPoorPoorGood200050.4
June 1993PoorPoorPoorGood200050.4
October 1992PoorPoorPoorGood200050.4
September 1991PoorPoorPoorGood200050.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,1341,1191500
Steel Protective Coatingsq. ft.10,2009,99520050
Deck
Reinforced Concrete Decksq. ft.8,7508,7351500
Wearing Surfacessq. ft.8,75008,000500250
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1212000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.154148600
Reinforced Concrete Pile Cap/Footinglinear ft.10095500
Reinforced Concrete Pier Caplinear ft.132547800
Joints
Strip Seal Jointlinear ft.5452200
Pourable Jointlinear ft.1500606030
Bearings
Movable Bearingeach1212000
Fixed Bearingeach128400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3783661200