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COUNTY HIGHWAY over HEART RIVER

Map

Coordinates:
+46.57451, -101.62874
46°34'28" N, 101°37'43" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over HEART RIVER
Structure number:000000019123100
Location:9 NORTH 2 WEST OF CARSON
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:73.2 ft. [22.3 m]
Total length:178.2 ft. [54.3 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Owner:County Highway Agency [02]
Year built:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:25 [as of 2017]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:58.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$218,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016GoodVery GoodVery GoodVery Good2558.3
April 2014GoodVery GoodVery GoodVery Good2558.3
May 2012GoodVery GoodVery GoodVery Good2558.3
December 2010GoodVery GoodVery GoodVery Good2558.3
January 2009GoodVery GoodVery GoodVery Good2558.3
February 2007GoodVery GoodVery GoodVery Good2558.3
December 2004GoodVery GoodVery GoodVery Good2558.3
October 2002GoodVery GoodVery GoodVery Good2558.3
November 2000GoodVery GoodVery GoodVery Good2558.2
December 1998GoodVery GoodVery GoodVery Good2558.2
January 1997GoodVery GoodVery GoodVery Good2560.2
December 1994GoodVery GoodVery GoodVery Good2566.3
December 1992GoodVery GoodVery GoodVery Good2566.3
January 1991GoodVery GoodGoodVery Good2566.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.712712000
Deck
Reinforced Concrete Decksq. ft.5,7805,780000
Substructure
Reinforced Concrete Pier Walllinear ft.6666000
Reinforced Concrete Abutmentlinear ft.6666000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.358358000