M-72 over W BR BIG CREEK


+44.61610, -84.29230
44°36'58" N, 84°17'32" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-72 over W BR BIG CREEK
Structure number:000000000008659
Old structure number:68168041000B010 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:34.8 ft. [10.6 m]
Total length:34.8 ft. [10.6 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:52.5 ft. [16.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1957
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,064 [as of 2007]
Truck traffic:9% 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodVery GoodGoodGood206497.0
May 2015GoodVery GoodGoodGood206497.0
July 2013GoodVery GoodGoodGood206497.0
July 2011GoodVery GoodGoodGood206497.0
July 2009GoodVery GoodGoodGood206497.0
December 2007GoodVery GoodGoodGood232196.9
July 2005GoodVery GoodGoodGood232196.9
July 2003Good-GoodGood200093.0
August 2001GoodVery GoodGoodGood200093.0
September 1999GoodVery GoodGoodGood170099.2
September 1997GoodVery GoodGoodGood170094.2
November 1996GoodVery GoodGood-170094.2
September 1995FairVery GoodVery GoodSatisfactory130099.4
June 1993FairVery GoodVery GoodSatisfactory130099.4
April 1991Fair---130099.4