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COUNTY RD 949 over COBLEIGH RD.BIG BUTTE CR

Map

Coordinates:
+42.58114, -122.60236
42°34'52" N, 122°36'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 949 over COBLEIGH RD.BIG BUTTE CR
Structure number:29C237949 00201
Location:2.01 MILEPOST
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:200.1 ft. [61.0 m]
Total length:303.2 ft. [92.4 m]
Roadway width between curbs:14.1 ft. [4.3 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Vertical clearance above deck:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1954
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Open Grating [3]
Wearing surface:Other [9]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Posted for load [P]
Average daily traffic:256 [as of 2010]
Truck traffic:3% 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:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:46.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,552,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodGoodGoodGood25646.7
July 2015GoodGoodGoodGood25646.7
July 2013FairGoodGoodSatisfactory25646.7
August 2011FairSatisfactorySatisfactorySatisfactory25646.7
June 2009FairSatisfactorySatisfactorySatisfactory25646.7
July 2007FairSatisfactoryGoodSatisfactory24646.9
September 2004FairSatisfactoryGoodSatisfactory24668.0
October 2002FairSatisfactoryGoodSatisfactory23948.2
September 2000GoodGoodGoodGood23948.2
September 1998GoodVery GoodGoodGood23948.2
September 1996FairGoodSatisfactoryGood22143.3
August 1994FairGoodFairGood22146.3
June 1992GoodGoodGoodGood19845.5
June 1990GoodGoodGoodGood19849.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.309309000
Steel Protective Coatingsq. ft.2,2102,210000
Steel Stringerlinear ft.1,2001,200000
Steel Protective Coatingsq. ft.5,4005,400000
Deck
Reinforced Concrete Decksq. ft.1,8646147604900
Wearing Surfacessq. ft.1,8641,8244000
Superstructure
Steel Trusslinear ft.4003524800
Steel Protective Coatingsq. ft.22,43110,76611,2164490
Steel Floor Beamlinear ft.201201000
Steel Protective Coatingsq. ft.905905000
Steel Gusset Plateeach8885300
Steel Protective Coatingsq. ft.2649816420
Substructure
Reinforced Concrete Columneach43100
Steel Abutmentlinear ft.3636000
Steel Protective Coatingsq. ft.216216000
Reinforced Concrete Pile Cap/Footinglinear ft.1010000
Steel Pileeach66000
Steel Protective Coatingsq. ft.4848000
Reinforced Concrete Pier Caplinear ft.3629070
Deck
Open Grid Decksq. ft.3,51203,51200
Joints
Open Jointlinear ft.3600036
Other Jointlinear ft.3600036
Bearings
Movable Bearingeach88000
Fixed Bearingeach86200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.60648611640
Steel Protective Coatingsq. ft.2,4242,36703720