+48.06619, -124.09750
48°03'58" N, 124°05'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 101 over SOL DUC RIVER
Structure number:0003372B0000000
Location:8.6 N JCT SR 113
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:160.1 ft. [48.8 m]
Total length:336.0 ft. [102.4 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:24.9 ft. [7.6 m]
Vertical clearance above deck:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1948
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,604 [as of 2015]
Truck traffic:15% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 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: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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:61.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,838,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairGoodSatisfactoryGood260461.3
June 2015FairGoodSatisfactoryGood227561.1
June 2013FairSatisfactorySatisfactoryGood249561.0
June 2011FairSatisfactorySatisfactoryGood249559.0
June 2009FairSatisfactorySatisfactorySatisfactory214955.1
July 2007FairSatisfactorySatisfactorySatisfactory272454.9
August 2005FairSatisfactorySatisfactorySatisfactory272454.9
August 2003FairSatisfactorySatisfactorySatisfactory272454.9
October 2001FairSatisfactorySatisfactorySatisfactory272455.9
October 1999PoorSatisfactorySatisfactorySerious269812.3
September 1997PoorSatisfactorySatisfactorySerious26987.2
April 1995FairSatisfactorySatisfactoryGood269848.3
February 1993FairSatisfactorySatisfactorySatisfactory307948.1
November 1991FairSatisfactoryGoodSatisfactory307948.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.704703010
Steel Stringerlinear ft.1,1201,119010
Steel Protective Coatingsq. ft.5,3804,9890244147
Reinforced Concrete Decksq. ft.8,0648,060004
Wearing Surfacessq. ft.8,06408,06400
Steel Trusslinear ft.32014001800
Steel Protective Coatingsq. ft.15,37214,2570697418
Steel Floor Beamlinear ft.270269010
Steel Protective Coatingsq. ft.1,2971,20205837
Steel Gusset Plateeach3232000
Reinforced Concrete Abutmentlinear ft.6060000
Reinforced Concrete Pileeach1211010
Reinforced Concrete Pier Caplinear ft.6060000
Strip Seal Jointlinear ft.4800048
Open Jointlinear ft.216000216
Movable Bearingeach44000
Fixed Bearingeach22000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.320320000
Reinforced Concrete Bridge Raillinear ft.352352000