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SH 34 over LITTLE BLACKFOOT RIVER

Map

Coordinates:
+42.90778, -111.52917
42°54'28" N, 111°31'45" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 34 over LITTLE BLACKFOOT RIVER
Structure number:000000000014045
Location:19.4 N. SODA SPRINGS
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:30.8 ft. [9.4 m]
Total length:30.8 ft. [9.4 m]
Roadway width between curbs:36.7 ft. [11.2 m]
Deck width edge-to-edge:39.7 ft. [12.1 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1979
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:300 [as of 2015]
Truck traffic:23% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:93.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016FairSatisfactorySatisfactoryGood30093.9
October 2014FairSatisfactorySatisfactoryGood30093.9
October 2012FairSatisfactorySatisfactoryGood31093.8
October 2011FairSatisfactorySatisfactoryGood31093.8
October 2010FairSatisfactorySatisfactoryGood31093.8
October 2009FairSatisfactorySatisfactoryGood50092.5
October 2008FairSatisfactorySatisfactoryGood50092.5
October 2007GoodGoodGoodGood42093.1
October 2006GoodGoodGoodGood42093.1
October 2005GoodGoodGoodGood42093.1
October 2004GoodGoodGoodGood42092.1
October 2003GoodGoodGoodGood35092.5
October 2001GoodGoodGoodGood35092.5
October 1999GoodGoodGoodGood38090.3
October 1997GoodGoodGoodGood41090.1
October 1995GoodGoodGoodGood35090.7
October 1993GoodGoodGoodGood23091.5
October 1991GoodGoodGoodGood23091.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.128122600
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.6460220
Deck
Reinforced Concrete Slabsq. ft.1,3101,2460640
Wearing Surfacessq. ft.7686780900