+46.75000, -123.75028
46°45'00" N, 123°45'01" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 101 over SMITH CREEK
Structure number:0001331A0000000
Location:4.3 N JCT SR 105
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:45.9 ft. [14.0 m]
Total length:115.2 ft. [35.1 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Owner:State Highway Agency [01]
Year built:1929
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,186 [as of 2012]
Truck traffic:16% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:53.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,840,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairGoodSatisfactoryFair418653.6
May 2015FairGoodSatisfactoryFair418653.5
May 2013FairGoodSatisfactoryFair437853.5
May 2011FairGoodSatisfactoryFair437853.5
May 2009FairGoodSatisfactoryFair421952.5
June 2007FairGoodGoodFair394852.5
July 2005FairGoodGoodFair394852.5
July 2003FairGoodGoodFair394852.5
June 2001FairGoodGoodFair394853.4
October 1999FairGoodGoodFair390953.4
October 1997FairGoodGoodFair390953.4
December 1995FairGoodGoodSatisfactory390956.1
March 1993FairSatisfactorySatisfactorySatisfactory415044.5
October 1991FairGoodGoodSatisfactory390044.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.460460000
Reinforced Concrete Decksq. ft.2,7602,760000
Wearing Surfacessq. ft.2,76002,76000
Reinforced Concrete Abutmentlinear ft.5454000
Reinforced Concrete Pileeach1613300
Open Jointlinear ft.9600096
Enclosed/Concealed Bearingeach44000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.230230000
Reinforced Concrete Bridge Raillinear ft.23020612120