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MOHRMANN BRIDGE RD over HANLEY CREEK

Antrim County, Michigan

Map

Coordinates:
+45.09644, -85.25736
45°05'47" N, 85°15'26" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MOHRMANN BRIDGE RD over HANLEY CREEK
Structure number:000000000000367
Old structure number:05302H00017B010 (from 1992 edition)
Location:2 MI N OF CENTRAL LAKE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:50.9 ft. [15.5 m]
Total length:51.8 ft. [15.8 m]
Roadway width between curbs:28.9 ft. [8.8 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:County Highway Agency [02]
Year built:1976
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:Bituminous [6]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:150 [as of 1997]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 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: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 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 the assessed or calculated scour condition. [8]
Sufficiency rating:88.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairGoodVery GoodFair15088.5
September 2016FairGoodVery GoodFair15085.4
September 2014FairGoodVery GoodFair15087.7
September 2012FairVery GoodVery GoodFair15087.7
October 2010FairVery GoodVery GoodFair15087.7
July 2008FairVery GoodVery GoodSatisfactory15098.8
May 2006FairVery GoodVery GoodSatisfactory15098.8
July 2004FairVery GoodVery GoodSatisfactory15098.8
July 2002FairVery GoodVery GoodSatisfactory15098.8
June 2000FairVery GoodVery GoodSatisfactory15098.7
June 1998GoodVery GoodVery GoodGood15098.7
June 1996GoodVery GoodVery GoodVery Good15098.7
March 1994GoodVery GoodVery GoodVery Good150100.0
June 1992GoodVery GoodVery GoodVery Good150100.0
June 1990GoodVery GoodVery GoodVery Good150100.0