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SWANSON RD over DRAINAGE 062

Map

Coordinates:
+48.34733, -112.22831
48°20'50" N, 112°13'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SWANSON RD over DRAINAGE 062
Structure number:L37059002+06001
Location:3M N VALIER
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:21.0 ft. [6.4 m]
Total length:23.0 ft. [7.0 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:29.5 ft. [9.0 m]
Owner:County Highway Agency [02]
Year built:1986
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2004]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 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 the assessed or calculated scour condition. [8]
Sufficiency rating:85.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodSatisfactoryGood10085.1
November 2015FairGoodSatisfactoryGood10086.1
December 2013FairGoodSatisfactoryGood10086.1
December 2011FairGoodSatisfactoryGood10086.1
December 2009FairGoodSatisfactoryGood10086.1
December 2007FairGoodSatisfactoryGood10081.1
January 2006FairGoodSatisfactoryGood10086.1
February 2004FairGoodSatisfactoryGood10086.1
November 2001FairGoodSatisfactoryGood10086.1
February 2000FairGoodSatisfactoryVery Good10086.1
May 1996FairVery GoodSatisfactoryVery Good10084.1
February 1994GoodVery GoodGoodVery Good3184.0
October 1991GoodVery GoodGoodVery Good3186.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Timber Girder/Beamlinear ft.4363725590
Substructure
Timber Columneach1411300
Timber Abutmentlinear ft.72611100
Timber Pier Caplinear ft.59372200
Deck
Timber Decksq. ft.6786631500
Bridge Rail
Timber Bridge Raillinear ft.46262000