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COUNTY HIGHWAY over LITTLE KNIFE RIVER

Map

Coordinates:
+48.07832, -102.54391
48°04'42" N, 102°32'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over LITTLE KNIFE RIVER
Structure number:000000031116330
Location:7 NORTHWEST OF NEWTOWN
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:97.1 ft. [29.6 m]
Total length:98.1 ft. [29.9 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:County Highway Agency [02]
Year built:1995
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete [5]
Main span 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: August 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:20 [as of 2018]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Superior to present desirable criteria [9]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
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:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:100.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018GoodVery GoodExcellentExcellent20100.0
November 2016GoodVery GoodExcellentExcellent20100.0
November 2014GoodVery GoodExcellentExcellent20100.0
November 2012GoodVery GoodExcellentExcellent20100.0
November 2010GoodExcellentExcellentExcellent20100.0
February 2009GoodExcellentExcellentExcellent20100.0
January 2007GoodExcellentExcellentExcellent20100.0
January 2005GoodExcellentExcellentExcellent20100.0
November 2002GoodExcellentExcellentExcellent20100.0
January 2001GoodExcellentExcellentExcellent20100.0
December 1998GoodExcellentExcellentExcellent20100.0
February 1997GoodExcellentExcellentExcellent20100.0
November 1994PoorSatisfactorySatisfactorySerious2039.0
November 1992PoorSatisfactorySatisfactorySerious2039.0
February 1991PoorFairGoodSerious2038.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.476476000
Deck
Reinforced Concrete Decksq. ft.3,0253,025000
Substructure
Reinforced Concrete Abutmentlinear ft.6262000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.200200000
Steel Protective Coatingsq. ft.100100000