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TWELFTH AV over NECANICUM RV.

Map

Coordinates:
+46.00151, -123.92214
46°00'05" N, 123°55'20" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TWELFTH AV over NECANICUM RV.
Structure number:19883 000 00000
Location:0.24 MI WEST OF US 101
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:67.3 ft. [20.5 m]
Total length:250.3 ft. [76.3 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:57.7 ft. [17.6 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:2003
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:4
Main spans material:Prestressed concrete [5]
Main spans design:Slab [01]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,862 [as of 2010]
Truck traffic:5% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:78.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017GoodVery GoodVery GoodGood386278.5
April 2015GoodVery GoodVery GoodGood386278.5
April 2013GoodVery GoodVery GoodGood386278.5
June 2011GoodVery GoodVery GoodGood386278.5
May 2009GoodVery GoodVery GoodGood386278.5
November 2008GoodVery GoodVery GoodVery Good386278.5
September 2006GoodVery GoodVery GoodVery Good371378.6
September 2004GoodVery GoodVery GoodVery Good371378.6
January 2000----360580.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Deck
Reinforced Concrete Decksq. ft.7,5177,01750000
Prestressed Concrete Decksq. ft.14,41714,3803700
Wearing Surfacessq. ft.6,9006,80010000
Substructure
Reinforced Concrete Abutmentlinear ft.115115000
Steel Pileeach3602880
Steel Protective Coatingsq. ft.7,2275,7821,44500
Reinforced Concrete Pier Caplinear ft.173173000
Joints
Pourable Jointlinear ft.167167000
Other Jointlinear ft.115115000
Bearings
Elastomeric Bearingeach176176000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.54541013500
Steel Protective Coatingsq. ft.1,7501,50025000