+45.44345, -84.78445
45°26'36" N, 84°47'04" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-68 over CROOKED RIVER
Structure number:000000000002451
Old structure number:24124021000B010 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:64.0 ft. [19.5 m]
Total length:133.9 ft. [40.8 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Owner:State Highway Agency [01]
Year built:1937
Year reconstructed:2012
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
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: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,653 [as of 2011]
Truck traffic:4% of total traffic
Deck condition:Very Good [8 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:91.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodVery GoodGoodGood665391.7
July 2015GoodVery GoodGoodGood665391.7
March 2015GoodVery GoodGoodGood665391.7
June 2013GoodExcellentGoodGood665391.7
June 2011PoorPoorGoodGood682281.7
June 2009PoorPoorGoodGood682281.7
June 2007PoorPoorGoodGood721381.2
June 2005PoorPoorGoodGood440085.7
June 2003PoorPoorGoodGood440085.5
July 2001PoorPoorGoodGood440085.5
July 1999PoorPoorGoodGood440090.8
July 1997FairSatisfactoryVery GoodGood440086.7
August 1995GoodGoodVery GoodGood220089.3
July 1993GoodGoodVery GoodGood220089.3
April 1991GoodGoodVery GoodGood220089.3