Share:

SH 34 over TWIN LAKES CANAL

Map

Coordinates:
+42.19122, -111.84992
42°11'28" N, 111°50'60" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 34 over TWIN LAKES CANAL
Structure number:000000000013990
Location:6.2 N. PRESTON
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:25.9 ft. [7.9 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:31.8 ft. [9.7 m]
Deck width edge-to-edge:72.2 ft. [22.0 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
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: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:950 [as of 2016]
Truck traffic:18% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:79.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$476,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairFairFairSatisfactory95079.5
November 2016FairFairFairSatisfactory90079.6
November 2014FairFairFairSatisfactory90079.6
November 2012FairFairFairSatisfactory90087.0
November 2011FairFairFairSatisfactory90087.0
November 2010FairFairFairSatisfactory90087.0
November 2009FairFairFairSatisfactory86087.0
November 2008FairFairFairSatisfactory86087.0
November 2007FairFairFairSatisfactory78087.0
November 2006FairFairFairSatisfactory78087.0
November 2005FairFairFairSatisfactory71087.0
November 2004FairFairFairSatisfactory71087.0
November 2003FairSatisfactorySatisfactorySatisfactory71099.0
November 2002FairSatisfactorySatisfactorySatisfactory71099.0
November 2000FairSatisfactorySatisfactorySatisfactory64097.0
November 1998FairGoodGoodSatisfactory64097.0
November 1996FairGoodGoodSatisfactory64095.0
November 1994FairGoodGoodSatisfactory64095.0
November 1992FairGoodGoodSatisfactory79095.0
November 1990GoodGoodGoodGood79095.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.203194540
Deck
Reinforced Concrete Slabsq. ft.2,0221,93143480