S 80 over FLAT CREEK


+47.55929, -110.21623
47°33'33" N, 110°12'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S 80 over FLAT CREEK
Structure number:P00080032+04921
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:19.0 ft. [5.8 m]
Total length:78.1 ft. [23.8 m]
Roadway width between curbs:29.2 ft. [8.9 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:State Highway Agency [01]
Year built:1949
Year reconstructed:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:4
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:340 [as of 2016]
Truck traffic:15% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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 assessed or calculated scour condition. [5]
Sufficiency rating:91.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodSatisfactorySatisfactory34091.5
November 2015FairGoodSatisfactorySatisfactory26092.3
December 2013FairGoodSatisfactorySatisfactory26092.3
December 2011FairSatisfactorySatisfactorySatisfactory26092.3
November 2009FairGoodSatisfactorySatisfactory29092.0
December 2007FairGoodSatisfactorySatisfactory30091.9
December 2005FairGoodSatisfactoryGood25085.1
February 2004FairGoodSatisfactoryGood34084.2
January 2002FairVery GoodSatisfactoryGood34084.2
February 2000FairSatisfactorySatisfactoryGood27083.9
June 1998GoodGoodGoodVery Good27083.9
April 1996FairGoodSatisfactoryVery Good19582.6
February 1994FairGoodSatisfactoryVery Good21880.7
January 1992FairGoodSatisfactoryVery Good24174.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Girder/Beamlinear ft.1,17194321990
Timber Columneach35231200
Timber Abutmentlinear ft.9587800
Timber Pier Caplinear ft.16110537190
Timber Decksq. ft.2,3362,2845200
Wearing Surfacessq. ft.2,3361,2541,08200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.157157000
Steel Protective Coatingsq. ft.471471000