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SHEPHERD ROAD over LITTLE SALT RIVER

Isabella County, Michigan

Map

Coordinates:
+43.50581, -84.68740
43°30'21" N, 84°41'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SHEPHERD ROAD over LITTLE SALT RIVER
Structure number:000000000004314
Old structure number:37200055000B510 (from 1992 edition)
Location:0.2 M S NE COR SEC 20 T13
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:34.8 ft. [10.6 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Owner:County Highway Agency [02]
Year built:1926
Year reconstructed:1947
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,430 [as of 2002]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:81.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairFairFairFair143081.3
May 2016FairFairFairFair143081.3
May 2014FairFairFairFair143081.3
May 2012FairFairFairFair143081.3
June 2010FairFairFairFair143081.3
June 2008FairSatisfactoryFairFair143082.3
July 2006FairSatisfactoryFairFair143082.3
July 2004PoorSatisfactoryFairPoor143066.1
July 2002FairSatisfactoryFairFair143082.5
July 2000FairSatisfactoryFairFair125682.6
July 1998FairSatisfactoryFairFair125687.6
July 1996FairGoodSatisfactorySatisfactory99094.7
July 1994FairGoodSatisfactorySatisfactory99094.7
May 1992FairGoodSatisfactorySatisfactory99094.7
March 1990GoodGoodGoodGood99094.7