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SHEPHERD ROAD over POTTER CREEK

Isabella County, Michigan

Map

Coordinates:
+43.56719, -84.68769
43°34'02" N, 84°41'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SHEPHERD ROAD over POTTER CREEK
Structure number:000000000004312
Old structure number:37200055000B410 (from 1992 edition)
Location:0.02M S NE COR SEC 32 T14
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:60.0 ft. [18.3 m]
Total length:60.0 ft. [18.3 m]
Roadway width between curbs:30.8 ft. [9.4 m]
Deck width edge-to-edge:31.2 ft. [9.5 m]
Skew angle:34°
Owner:County Highway Agency [02]
Year built:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,263 [as of 2006]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:94.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018GoodGoodGoodVery Good226394.9
April 2016GoodGoodGoodVery Good226394.9
May 2014GoodGoodGoodVery Good137496.2
May 2012GoodGoodGoodVery Good137496.2
June 2010GoodGoodGoodVery Good137496.2
June 2008GoodGoodGoodVery Good137496.1
July 2006GoodVery GoodVery GoodVery Good137496.2
July 2004GoodVery GoodVery GoodVery Good137496.1
July 2002GoodVery GoodVery GoodVery Good137497.4
July 2000GoodVery GoodVery GoodVery Good192397.2
July 1998GoodVery GoodVery GoodVery Good192397.2
September 1996PoorFairSatisfactoryPoor140148.1
August 1994PoorFairSatisfactoryPoor140147.8
October 1993PoorFairSatisfactoryPoor140147.8
July 1992FairSatisfactorySatisfactoryVery Good140175.2
March 1990FairGoodSatisfactoryVery Good140175.2