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OAK GROVE ROAD over SHIAWASSEE RIVER

Map

Coordinates:
+42.72617, -83.94879
42°43'34" N, 83°56'56" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OAK GROVE ROAD over SHIAWASSEE RIVER
Structure number:000000000005837
Old structure number:47200045000B010 (from 1992 edition)
Location:SEC 23 COHOCTAH TWP
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:69.9 ft. [21.3 m]
Total length:73.8 ft. [22.5 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.3 ft. [13.5 m]
Owner:County Highway Agency [02]
Year built:1993
Historic significance:Historical significance is not determinable at this time [4]
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: August 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,050 [as of 2015]
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:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:98.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018GoodGoodGoodVery Good305098.4
August 2016GoodGoodGoodVery Good305098.4
August 2014GoodGoodGoodVery Good279398.6
August 2012GoodGoodGoodVery Good269098.6
August 2010GoodGoodGoodVery Good300098.5
July 2008GoodGoodGoodVery Good300098.5
December 2006GoodGoodGoodVery Good475697.8
December 2004GoodVery GoodVery GoodVery Good475697.8
October 2002GoodVery GoodVery GoodVery Good475697.8
June 1998GoodVery GoodVery GoodVery Good233598.9
July 1996GoodVery GoodVery GoodVery Good233598.9
July 1994GoodVery GoodVery GoodVery Good233598.9
June 1993GoodVery GoodVery GoodVery Good233598.9
April 1991FairSatisfactorySatisfactoryGood201442.8