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FS ROUTE NO. 312 over UPPER W. BRANCH

Map

Coordinates:
+48.45702, -116.99252
48°27'25" N, 116°59'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FS ROUTE NO. 312 over UPPER W. BRANCH
Structure number:010408000000185
Location:UPPER WEST BRANCH
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:30.8 ft. [9.4 m]
Total length:32.8 ft. [10.0 m]
Roadway width between curbs:14.1 ft. [4.3 m]
Deck width edge-to-edge:15.4 ft. [4.7 m]
Owner:U.S. Forest Service [64]
Year built:1954
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:50
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
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 conditions; field review indicates action is required. [4]
Sufficiency rating:44.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2016PoorSatisfactoryGoodPoor5044.4
September 2014FairSatisfactoryGoodFair5066.7
August 2012FairSatisfactoryGoodFair5066.7
June 2010FairSatisfactoryGoodFair5066.7
July 2008FairGoodGoodSatisfactory5077.2
August 2004GoodGoodVery GoodGood5079.4
September 2002GoodGoodVery GoodGood5079.4
August 1998FairGoodVery GoodSatisfactory5076.4
October 1996FairVery GoodVery GoodSatisfactory5076.4
November 1994FairVery GoodVery GoodSatisfactory5077.3