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TWO MILE BRIDGE RD over ROCK CREEK 024

Map

Coordinates:
+45.21400, -109.24096
45°12'50" N, 109°14'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TWO MILE BRIDGE RD over ROCK CREEK 024
Structure number:L05103000+02001
Location:2M N RED LODGE
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:87.9 ft. [26.8 m]
Total length:90.9 ft. [27.7 m]
Roadway width between curbs:17.7 ft. [5.4 m]
Deck width edge-to-edge:19.4 ft. [5.9 m]
Owner:County Highway Agency [02]
Year built:1982
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Not applicable [N]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2003]
Deck condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:88.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$158,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairSatisfactoryGoodGood10088.9
May 2016FairSatisfactoryGoodGood10088.9
May 2014FairSatisfactoryGoodGood10089.9
May 2012FairSatisfactoryGoodGood10090.9
May 2010FairSatisfactoryGoodGood10073.0
January 2010FairSatisfactoryGoodGood10073.0
January 2008FairFairGoodGood10069.9
December 2005FairSatisfactorySatisfactoryGood10071.0
November 2003FairGoodSatisfactoryGood10071.0
February 2002FairGoodSatisfactoryGood10071.9
June 1998FairGoodSatisfactoryGood10071.9
January 1996GoodGoodGoodVery Good9664.3
February 1994GoodGoodGoodVery Good9668.0
January 1992GoodGoodGoodVery Good9668.0
December 1989GoodGoodGoodVery Good9668.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.272269300
Deck
Prestressed Concrete Top Flangesq. ft.1,7651,1834411410
Substructure
Reinforced Concrete Abutmentlinear ft.5958100
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1801502550
Steel Protective Coatingsq. ft.3600342180