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COUNTY HIGHWAY over ANTELOPE CREEK

Map

Coordinates:
+46.48581, -101.62945
46°29'09" N, 101°37'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over ANTELOPE CREEK
Structure number:000000019123170
Location:3 NORTH 2 WEST OF CARSON
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:38.1 ft. [11.6 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:20.3 ft. [6.2 m]
Deck width edge-to-edge:21.0 ft. [6.4 m]
Owner:County Highway Agency [02]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Not applicable [N]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10 [as of 2017]
Superstructure condition:Very Good [8 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:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:83.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016Fair-Very GoodSatisfactory1083.0
April 2014Fair-Very GoodSatisfactory1083.0
April 2012Fair-Very GoodSatisfactory1083.0
December 2010Fair-Very GoodSatisfactory1083.0
January 2009Fair-Very GoodSatisfactory1083.0
February 2007Fair-Very GoodSatisfactory1083.0
January 2005Good-Very GoodGood1083.0
November 2002Good-Very GoodGood1083.0
November 2000Good-Very GoodGood1083.0
November 1998Good-Very GoodGood1083.0
January 1997Good-Very GoodGood1083.0
November 1994GoodVery GoodVery GoodGood1083.0
December 1992GoodVery GoodVery GoodGood1083.0
January 1991GoodVery GoodVery GoodGood1083.0

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.279279000
Substructure
Timber Columneach127401
Timber Abutmentlinear ft.5248400
Timber Pier Caplinear ft.5252000
Bridge Rail
Timber Bridge Raillinear ft.78393900