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I-5 over SKOOKUMCHUCK RIVER

Map

Coordinates:
+46.72076, -122.97650
46°43'15" N, 122°58'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-5 over SKOOKUMCHUCK RIVER
Structure number:0011757A0000000
Location:0.7 N JCT SR 507
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:160.1 ft. [48.8 m]
Total length:252.0 ft. [76.8 m]
Roadway width between curbs:30.8 ft. [9.4 m]
Deck width edge-to-edge:34.8 ft. [10.6 m]
Vertical clearance above deck:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1951
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
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 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:24,533 [as of 2016]
Truck traffic:16% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:73.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,234,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairGoodSatisfactorySatisfactory2453373.1
June 2016FairGoodSatisfactorySatisfactory3406867.8
June 2014FairGoodFairSatisfactory3406855.9
June 2012FairGoodFairSatisfactory3576357.8
June 2010FairGoodFairSatisfactory3434058.0
June 2008FairGoodFairSatisfactory3420058.1
June 2006FairGoodFairSatisfactory2789559.0
August 2004FairGoodFairSatisfactory2789559.0
August 2002FairGoodFairSatisfactory2789559.0
August 2000FairSatisfactoryFairSatisfactory2714959.1
April 1998FairSatisfactorySatisfactoryFair2714959.1
May 1996FairGoodSatisfactoryGood2714974.0
October 1994FairGoodSatisfactoryGood2714976.3
April 1993PoorGoodPoorGood2060048.7
May 1990GoodGoodGoodGood2060076.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.4204080120
Steel Stringerlinear ft.1,1201,0973200
Steel Protective Coatingsq. ft.13,84613,845001
Deck
Reinforced Concrete Decksq. ft.7,8127,811001
Wearing Surfacessq. ft.7,81207,81200
Superstructure
Steel Trusslinear ft.3203000200
Steel Protective Coatingsq. ft.39,56139,557004
Steel Floor Beamlinear ft.3062880180
Steel Protective Coatingsq. ft.3,7833,782001
Steel Gusset Plateeach3230020
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Pier Walllinear ft.7878000
Reinforced Concrete Abutmentlinear ft.7878000
Joints
Strip Seal Jointlinear ft.6206200
Open Jointlinear ft.2790248310
Bearings
Movable Bearingeach1212000
Fixed Bearingeach22000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.504496260