+42.93278, -115.56058
42°55'58" N, 115°33'38" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 78 over BROWN CREEK
Structure number:000000000015295
Location:5.6 W. HAMMETT
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:1954
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:400 [as of 2016]
Truck traffic:25% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:75.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$407,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairGoodGoodFair40075.4
August 2016FairSatisfactorySatisfactoryFair40074.9
August 2014FairSatisfactorySatisfactoryFair79063.6
August 2012FairSatisfactorySatisfactoryFair79063.6
August 2011FairSatisfactorySatisfactoryFair79063.6
August 2010FairSatisfactorySatisfactoryFair79063.6
August 2009FairSatisfactorySatisfactoryFair70070.4
August 2008FairSatisfactorySatisfactoryFair70067.8
August 2007FairSatisfactorySatisfactoryFair46069.1
August 2006FairSatisfactorySatisfactoryFair46069.1
August 2005FairSatisfactorySatisfactoryFair49069.0
August 2004FairSatisfactorySatisfactoryFair49069.0
August 2003FairSatisfactorySatisfactoryFair49069.0
August 2002FairSatisfactorySatisfactorySatisfactory49080.4
August 2000FairSatisfactoryGoodSatisfactory34082.1
August 1998FairGoodGoodSatisfactory34082.1
August 1996GoodGoodGoodGood33082.1
August 1994GoodVery GoodGoodGood33081.3
March 1992GoodVery GoodGoodGood38081.1
March 1990GoodVery GoodVery GoodGood38082.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.433433000
Reinforced Concrete Decksq. ft.1,6471,643400
Wearing Surfacessq. ft.1,4941,494000
Reinforced Concrete Abutmentlinear ft.5250200
Reinforced Concrete Pile Cap/Footinglinear ft.1401400
Timber Pileeach2502500
Reinforced Concrete Pier Caplinear ft.2626000
Compression Jointlinear ft.2600026
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1251101500