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US 101 over SKOKOMISH RIVER

Map

Coordinates:
+47.31047, -123.17650
47°18'38" N, 123°10'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 101 over SKOKOMISH RIVER
Structure number:0001604A0000000
Location:1.8 S JCT SR 106
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:240.2 ft. [73.2 m]
Total length:404.9 ft. [123.4 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:16.1 ft. [4.9 m]
Owner:State Highway Agency [01]
Year built:1932
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
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: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,532 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 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 foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:61.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$5,832,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactorySatisfactoryGood653261.4
October 2015FairSatisfactorySatisfactoryGood655961.1
October 2013FairSatisfactorySatisfactoryGood655950.0
November 2011FairSatisfactorySatisfactoryGood688849.7
November 2009FairSatisfactorySatisfactoryGood683247.7
October 2007FairSatisfactoryFairGood480544.6
May 2005FairSatisfactoryFairGood480544.6
November 2003FairSatisfactoryFairGood480544.6
November 2001FairSatisfactoryFairGood480544.6
October 1999FairSatisfactoryFairGood475844.6
October 1997FairSatisfactoryFairGood475841.5
October 1995FairSatisfactoryFairGood475841.4
May 1993FairGoodFairGood550040.4
April 1990FairSatisfactoryFairGood550040.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.660660000
Steel Stringerlinear ft.1,2001,1350650
Steel Protective Coatingsq. ft.6,9866,6060190190
Deck
Reinforced Concrete Decksq. ft.9,7209,718002
Wearing Surfacessq. ft.9,72009,71730
Superstructure
Steel Trusslinear ft.480300601200
Steel Protective Coatingsq. ft.27,94626,4250760761
Steel Floor Beamlinear ft.3122470650
Steel Protective Coatingsq. ft.1,8161,71704950
Steel Gusset Plateeach6665010
Substructure
Reinforced Concrete Abutmentlinear ft.4040000
Reinforced Concrete Pileeach1211010
Reinforced Concrete Pier Caplinear ft.6666000
Joints
Open Jointlinear ft.4560432240
Assembly without Seal Jointlinear ft.4800480
Bearings
Movable Bearingeach22000
Fixed Bearingeach21010
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.810804060