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M-48 over BIG MUNUSCONG RIVER

Chippewa County, Michigan

Map

Coordinates:
+46.18720, -84.49763
46°11'14" N, 84°29'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-48 over BIG MUNUSCONG RIVER
Structure number:000000000001588
Old structure number:17117042000B010 (from 1992 edition)
Location:2.9 MI E OF I-75
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:48.9 ft. [14.9 m]
Total length:147.0 ft. [44.8 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Owner:State Highway Agency [01]
Year built:1955
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:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:605 [as of 2007]
Truck traffic:27% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:92.2
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairGoodSatisfactorySatisfactory60592.2
May 2016FairGoodSatisfactorySatisfactory60592.2
May 2014FairGoodSatisfactorySatisfactory60592.2
May 2012FairGoodSatisfactorySatisfactory60592.2
May 2010FairGoodSatisfactorySatisfactory60592.2
May 2008FairGoodSatisfactorySatisfactory60592.2
May 2006FairGoodSatisfactorySatisfactory46992.6
October 2004FairGoodSatisfactorySatisfactory48092.6
May 2002FairSatisfactorySatisfactoryFair48081.3
May 2000FairSatisfactorySatisfactoryGood48092.6
December 1998FairSatisfactorySatisfactoryGood48097.6
September 1996FairSatisfactorySatisfactoryGood48092.6
October 1994FairGoodSatisfactoryGood40093.8
September 1992FairGoodSatisfactorySatisfactory40093.8
October 1990FairGoodGoodSatisfactory40093.8