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US 20B over TWIN GROVES CANAL

Map

Coordinates:
+43.97194, -111.64861
43°58'19" N, 111°38'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 20B over TWIN GROVES CANAL
Structure number:000000000012749
Location:1.6 N. ST ANTHONY
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:24.9 ft. [7.6 m]
Total length:24.9 ft. [7.6 m]
Roadway width between curbs:31.2 ft. [9.5 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1992
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,200 [as of 2015]
Truck traffic:6% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:97.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017FairSatisfactorySatisfactorySatisfactory120097.6
April 2013FairSatisfactorySatisfactorySatisfactory120097.3
April 2011FairSatisfactorySatisfactorySatisfactory99099.6
April 2009FairSatisfactorySatisfactorySatisfactory99098.6
April 2007FairSatisfactorySatisfactoryGood99098.6
April 2005GoodGoodGoodGood100098.6
April 2003GoodGoodGoodGood100099.6
April 2001GoodGoodGoodGood100099.6
April 1999GoodGoodGoodGood93099.7
April 1997GoodGoodGoodGood93099.7
April 1995GoodVery GoodVery GoodVery Good99093.3
April 1993GoodExcellentExcellentExcellent100099.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.1321201200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5050000
Steel Protective Coatingsq. ft.154154000
Deck
Reinforced Concrete Slabsq. ft.1,0801,0156500
Concrete Protective Coatingsq. ft.1,0261,026000