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M-68 over OCQUEOC RIVER

Map

Coordinates:
+45.35556, -84.07760
45°21'20" N, 84°04'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-68 over OCQUEOC RIVER
Structure number:000000000008953
Old structure number:71171021000B020 (from 1992 edition)
Location:8.2 MI E OF CHEBOYGAN COL
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:54.8 ft. [16.7 m]
Total length:54.8 ft. [16.7 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:43.6 ft. [13.3 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1954
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,382 [as of 2007]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:87.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairSatisfactoryVery GoodGood338287.3
August 2015FairSatisfactoryVery GoodGood338287.3
August 2013FairSatisfactoryVery GoodGood338287.3
August 2011FairSatisfactoryVery GoodGood338287.3
August 2009FairSatisfactoryVery GoodGood338287.3
August 2007FairSatisfactoryVery GoodGood362886.8
August 2005FairSatisfactoryVery GoodGood362886.8
August 2003FairSatisfactoryVery GoodGood320087.5
October 2001FairSatisfactoryVery GoodGood320087.5
November 1999FairSatisfactoryVery GoodGood320092.9
October 1997FairSatisfactoryVery GoodGood320085.5
September 1995FairGoodVery GoodSatisfactory310085.7
July 1993FairGoodVery GoodSatisfactory310085.7
April 1991FairGoodVery GoodSatisfactory310085.7