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GIBSON RD over ROCK CREEK 029

Map

Coordinates:
+45.52087, -108.83687
45°31'15" N, 108°50'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GIBSON RD over ROCK CREEK 029
Structure number:L05304001+07001
Location:1M E ROCKVALE
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:67.9 ft. [20.7 m]
Total length:139.1 ft. [42.4 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Owner:County Highway Agency [02]
Year built:1979
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:2
Main spans material:Prestressed concrete [5]
Main spans design:Tee beam [04]
Deck type:Not applicable [N]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2003]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:98.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairSatisfactoryGoodSatisfactory10098.8
September 2015FairSatisfactoryGoodSatisfactory10098.8
September 2013FairSatisfactoryGoodSatisfactory10099.8
September 2011FairSatisfactoryGoodSatisfactory100100.0
September 2009FairSatisfactoryGoodSatisfactory10099.0
September 2007FairGoodSatisfactoryGood10099.0
November 2005FairFairFairGood10087.0
November 2003FairGoodSatisfactoryGood10099.0
February 2002FairGoodSatisfactoryGood100100.0
May 2000FairGoodSatisfactoryGood100100.0
June 1998FairGoodSatisfactoryGood100100.0
February 1994FairGoodSatisfactoryGood9698.0
January 1992FairVery GoodSatisfactoryGood9698.0
March 1990FairVery GoodSatisfactoryGood9698.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.554554000
Deck
Reinforced Concrete Top Flangesq. ft.3,6173,43618100
Substructure
Reinforced Concrete Abutmentlinear ft.6967200
Steel Pileeach66000
Steel Protective Coatingsq. ft.3030000
Reinforced Concrete Pier Caplinear ft.2323000
Joints
Open Jointlinear ft.2302300
Bearings
Fixed Bearingeach1601600
Steel Protective Coatingsq. ft.1600160
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.2792651400
Steel Protective Coatingsq. ft.69834903490