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CHASE LAKE ROAD over SHIAWASSEE RIVER

Map

Coordinates:
+42.70891, -83.98212
42°42'32" N, 83°58'56" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CHASE LAKE ROAD over SHIAWASSEE RIVER
Structure number:000000000005820
Old structure number:47200022000B010 (from 1992 edition)
Location:SEC 28 COHOCTAH 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:35.1 ft. [10.7 m]
Skew angle:25°
Owner:County Highway Agency [02]
Year built:1956
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:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
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:950 [as of 2015]
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:Equal to present minimum criteria [6]
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 foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:92.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018GoodGoodGoodGood95092.3
August 2016GoodGoodGoodGood95092.3
August 2014GoodGoodGoodGood82192.4
August 2012GoodGoodGoodGood68087.0
August 2010GoodGoodGoodGood103082.1
July 2008GoodGoodGoodGood103082.1
December 2006GoodVery GoodGoodGood131182.1
November 2004GoodGoodGoodGood131182.0
October 2002GoodGoodGoodGood131182.0
May 1998GoodGoodGoodGood74986.9
May 1996GoodGoodGoodGood74986.9
July 1994GoodGoodGoodGood82881.8
June 1993GoodGoodGoodGood82881.8
May 1991GoodVery GoodVery GoodVery Good82881.8