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ANN ARBOR ROAD over NORTH MACON CREEK

Map

Coordinates:
+42.02254, -83.67422
42°01'21" N, 83°40'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ANN ARBOR ROAD over NORTH MACON CREEK
Structure number:000000000007256
Old structure number:58200048000B010 (from 1992 edition)
Location:0.2 MI N OF OSTRANDER RD
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:43.0 ft. [13.1 m]
Total length:44.9 ft. [13.7 m]
Roadway width between curbs:44.9 ft. [13.7 m]
Deck width edge-to-edge:47.2 ft. [14.4 m]
Owner:County Highway Agency [02]
Year built:1947
Year reconstructed:2003
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: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,821 [as of 2003]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 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:Superior to present desirable criteria [9]
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:97.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodVery GoodGoodGood282197.5
November 2015GoodVery GoodGoodGood282197.5
November 2013GoodVery GoodGoodGood282197.5
November 2011GoodVery GoodVery GoodGood282197.5
November 2009GoodVery GoodVery GoodGood282197.5
November 2007GoodVery GoodVery GoodGood282197.5
October 2005GoodExcellentExcellentGood282197.5
December 2003GoodExcellentExcellentGood282132.8
November 2002FairFairGoodGood249293.8
November 2000FairFairGoodGood249293.8
October 1998FairFairGoodGood249293.8
October 1996FairFairGoodGood249293.8
September 1994FairFairGoodGood126194.9
March 1992FairSatisfactoryGoodGood126197.8
December 1989GoodGoodGoodGood126197.8