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SR 4 over SKAMOKAWA CREEK

Map

Coordinates:
+46.27039, -123.45672
46°16'13" N, 123°27'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 4 over SKAMOKAWA CREEK
Structure number:0002457A0000000
Location:24.2 E JCT SR 401
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:92.9 ft. [28.3 m]
Total length:238.9 ft. [72.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:24.9 ft. [7.6 m]
Owner:State Highway Agency [01]
Year built:1939
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,415 [as of 2016]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 minimum criteria [6]
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:58.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,868,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairSatisfactoryFairSatisfactory141558.0
April 2016FairSatisfactoryFairSatisfactory150457.6
April 2014FairSatisfactoryFairSatisfactory150457.6
April 2012FairSatisfactoryFairSatisfactory153257.6
April 2010FairSatisfactoryFairSatisfactory183857.3
May 2008FairSatisfactoryFairSatisfactory192057.2
June 2006FairSatisfactoryFairSatisfactory144657.6
June 2004FairSatisfactoryFairSatisfactory144644.3
June 2003FairSatisfactoryFairSatisfactory144644.3
June 2001PoorSatisfactoryPoorSatisfactory144627.6
June 2000PoorSatisfactoryPoorSatisfactory144627.6
February 1998PoorSatisfactoryPoorSatisfactory147427.5
December 1997PoorSatisfactoryPoorSatisfactory147425.5
April 1996FairSatisfactoryGoodSatisfactory147455.3
March 1995FairSatisfactoryGoodSatisfactory147455.3
November 1993FairSatisfactoryGoodSatisfactory175055.1
November 1992FairGoodGoodSatisfactory175055.1
October 1990FairGoodGoodSatisfactory175055.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.240238020
Steel Protective Coatingsq. ft.5,3742,42902,453492
Reinforced Concrete Girder/Beamlinear ft.148148000
Timber Girder/Beamlinear ft.1,2301,230000
Steel Stringerlinear ft.600594060
Steel Protective Coatingsq. ft.13,4356,07306,1341,228
Deck
Reinforced Concrete Decksq. ft.6,0766,074002
Superstructure
Steel Floor Beamlinear ft.1141040100
Steel Protective Coatingsq. ft.2,5521,15301,165234
Substructure
Reinforced Concrete Pier Walllinear ft.3026040
Reinforced Concrete Abutmentlinear ft.3636000
Timber Abutmentlinear ft.4238040
Reinforced Concrete Pile Cap/Footinglinear ft.11000
Reinforced Concrete Pileeach40040
Timber Pileeach1514010
Steel Pier Caplinear ft.2424000
Steel Protective Coatingsq. ft.537242024550
Timber Pier Caplinear ft.124124000
Joints
Pourable Jointlinear ft.4804800
Open Jointlinear ft.28802402424
Assembly without Seal Jointlinear ft.2400240
Bearings
Movable Bearingeach55000
Fixed Bearingeach40040
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.238238000