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US HIGHWAY 101 SB over EUREKA SLOUGH

Map

Coordinates:
+40.80505, -124.14217
40°48'18" N, 124°08'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US HIGHWAY 101 SB over EUREKA SLOUGH
Structure number:04 0022L
Location:01-HUM-101-79.78-EUR
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:102.0 ft. [31.1 m]
Total length:883.9 ft. [269.4 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:26°
Owner:State Highway Agency [01]
Year built:1943
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2009]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:39.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$11,449,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017PoorGoodPoorGood1700039.8
February 2015FairSatisfactorySatisfactoryGood1700064.6
April 2013FairSatisfactorySatisfactoryGood1700064.6
February 2011FairFairGoodGood1775063.5
January 2009FairFairGoodSatisfactory1775063.5
January 2007FairFairGoodGood1805063.3
August 2005FairFairGoodGood1805063.3
January 2005FairFairGoodGood1805063.3
January 2003FairFairGoodGood1805063.3
January 2001FairFairFairGood1805051.7
July 1997FairFairFairGood1805051.7
March 1995FairFairFairGood1740051.8
December 1994FairFairGoodSatisfactory1740062.5
April 1993FairFairGoodSatisfactory1585063.7
December 1990FairFairGoodSatisfactory1585063.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.627627000
Steel Stringerlinear ft.310003100
Steel Protective Coatingsq. ft.665006650
Deck
Reinforced Concrete Decksq. ft.6846166800
Wearing Surfacessq. ft.572572000
Superstructure
Steel Trusslinear ft.6205840
Steel Protective Coatingsq. ft.600006000
Steel Floor Beamlinear ft.104010400
Steel Protective Coatingsq. ft.460004600
Deck
Reinforced Concrete Top Flangesq. ft.2,2792,05122800
Wearing Surfacessq. ft.1,9061,906000
Superstructure
Steel Gusset Plateeach54270270
Substructure
Reinforced Concrete Columneach4848000
Reinforced Concrete Pier Walllinear ft.3434000
Reinforced Concrete Abutmentlinear ft.2323000
Reinforced Concrete Pile Cap/Footinglinear ft.3503500
Reinforced Concrete Pileeach11000
Timber Pileeach11000
Joints
Pourable Jointlinear ft.4040000
Compression Jointlinear ft.2020000
Assembly with Sealeach2020000
Open Jointlinear ft.1010000
Bearings
Movable Bearingeach22000
Fixed Bearingeach22000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.539539000