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US 101 over HALF BRIDGE

Map

Coordinates:
+46.66472, -123.80806
46°39'53" N, 123°48'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 101 over HALF BRIDGE
Structure number:0007380A0000000
Location:25.4 N JCT SR 4
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:20.0 ft. [6.1 m]
Total length:310.1 ft. [94.5 m]
Roadway width between curbs:54.1 ft. [16.5 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:25
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,903 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:84.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,944,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018GoodGoodGoodGood690384.4
September 2016GoodGoodGoodGood609884.2
November 2014GoodGoodGoodGood609884.2
November 2012GoodGoodGoodGood642584.2
November 2010FairGoodGoodSatisfactory670084.2
November 2008FairGoodGoodSatisfactory732184.1
October 2006FairGoodGoodSatisfactory294785.8
November 2004FairGoodGoodSatisfactory294785.8
June 2002FairGoodGoodSatisfactory294785.8
December 2000FairGoodGoodSatisfactory291885.8
June 1998FairGoodGoodSatisfactory291885.8
November 1996FairGoodGoodSatisfactory291888.3
November 1994FairGoodGoodSatisfactory291894.6
March 1992FairGoodGoodSatisfactory207585.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.310310000
Deck
Reinforced Concrete Top Flangesq. ft.5,3505,350000
Wearing Surfacessq. ft.5,35005,35000
Substructure
Reinforced Concrete Columneach1716010
Other Material Abutmentlinear ft.3535000
Joints
Open Jointlinear ft.7400074
Deck
Reinforced Concrete Slabsq. ft.5,3505,350000