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SILVER LAKE ROAD over DAVIS CREEK

Livingston County, Michigan

Map

Coordinates:
+42.46887, -83.74401
42°28'08" N, 83°44'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SILVER LAKE ROAD over DAVIS CREEK
Structure number:000000000005811
Old structure number:47200007000B020 (from 1992 edition)
Location:SEC 21 GREEN OAK TWP
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:37.7 ft. [11.5 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.4 ft. [10.8 m]
Skew angle:10°
Owner:County Highway Agency [02]
Year built:1958
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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: August 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:7,030 [as of 2013]
Deck condition:Good [7 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:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:75.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017GoodGoodGoodGood703075.5
August 2015GoodGoodGoodGood703075.5
August 2013GoodGoodGoodGood703075.5
July 2011GoodGoodGoodGood674051.4
July 2009GoodGoodGoodGood666051.5
October 2007GoodGoodVery GoodGood802551.5
October 2005GoodGoodVery GoodVery Good438154.9
October 2003GoodGoodVery GoodVery Good438154.9
July 1999GoodVery GoodExcellentVery Good438154.9
May 1997GoodVery GoodExcellentVery Good438154.9
May 1995GoodVery GoodExcellentVery Good438171.0
July 1993GoodVery GoodExcellentVery Good131384.6
June 1991GoodVery GoodExcellentVery Good131384.6