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HWY 489 over RAINY RIVER

Presque Isle County, Michigan

Map

Coordinates:
+45.44624, -84.21653
45°26'46" N, 84°12'60" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY 489 over RAINY RIVER
Structure number:000000000008976
Old structure number:71200014000B010 (from 1992 edition)
Location:5.5 MI N OF ONAWAY
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:64.6 ft. [19.7 m]
Total length:107.0 ft. [32.6 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:37.4 ft. [11.4 m]
Skew angle:20°
Owner:County Highway Agency [02]
Year built:2015
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans 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: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,375 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Excellent [9 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Superior to present desirable criteria [9]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:97.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017GoodExcellentExcellentExcellent137597.7
December 2015GoodExcellentExcellentExcellent137597.7
June 2013PoorFairSeriousPoor13758.0
May 2011PoorFairSeriousPoor13758.0
May 2009PoorFairPoorPoor137515.9
March 2007PoorFairPoorPoor137512.3
June 2005FairFairSatisfactoryFair137545.9
April 2003FairFairSatisfactorySatisfactory137554.1
April 2001FairFairSatisfactorySatisfactory137556.6
January 1999FairFairFairGood137548.6
October 1996FairFairFairGood137548.6
July 1994FairFairFairGood137557.9
May 1992FairFairFairGood137557.9
November 1989FairFairFairGood137557.9