+43.05431, -116.29267
43°03'16" N, 116°17'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 78 over CASTLE CREEK
Structure number:000000000015280
Location:18.8 E. MURPHY
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:29.9 ft. [9.1 m]
Total length:62.0 ft. [18.9 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.6 ft. [8.1 m]
Owner:State Highway Agency [01]
Year built:1955
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:540 [as of 2016]
Truck traffic:35% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:83.1
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$732,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairSatisfactorySatisfactorySatisfactory54083.1
August 2016FairSatisfactorySatisfactoryFair54071.5
August 2014FairSatisfactorySatisfactoryFair48071.6
August 2012FairSatisfactorySatisfactoryFair53071.5
August 2011FairSatisfactorySatisfactoryFair53071.5
August 2010FairSatisfactorySatisfactoryFair53071.5
August 2009FairSatisfactorySatisfactoryFair52071.5
August 2008FairSatisfactorySatisfactoryFair52064.8
August 2007FairSatisfactorySatisfactoryFair51064.9
August 2006FairSatisfactorySatisfactoryFair51064.9
August 2005FairSatisfactorySatisfactoryFair53064.8
August 2004FairSatisfactorySatisfactoryFair53064.8
August 2003FairSatisfactorySatisfactoryFair51064.9
August 2002FairSatisfactorySatisfactoryFair51064.9
August 2000FairSatisfactoryGoodFair45067.1
August 1998FairSatisfactoryGoodSatisfactory45078.2
August 1996FairSatisfactoryGoodGood37079.3
August 1994GoodGoodGoodGood37079.1
March 1992GoodGoodGoodGood37078.1
March 1991GoodGoodGoodGood37076.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.4334231000
Reinforced Concrete Decksq. ft.1,6471,5974550
Wearing Surfacessq. ft.1,4821,482000
Reinforced Concrete Abutmentlinear ft.68511340
Timber Pileeach2571800
Reinforced Concrete Pier Caplinear ft.2621320
Compression Jointlinear ft.2600026
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1253231620
Steel Protective Coatingsq. ft.6275340093