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SD020 over THUNDER BUTTE CK

Map

Coordinates:
+45.53094, -102.61999
45°31'51" N, 102°37'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD020 over THUNDER BUTTE CK
Structure number:000000053161290
Location:7.7 W OF BISON
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:12.1 ft. [3.7 m]
Total length:37.1 ft. [11.3 m]
Owner:State Highway Agency [01]
Year built:1983
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:510 [as of 2016]
Truck traffic:13% of total traffic
Structural 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: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]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:91.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
October 2016Good7 out of 1051091.2
October 2012Good8 out of 1047191.5
October 2008Good8 out of 1059090.6
September 2005Good7 out of 1056590.8
October 2001Good7 out of 1059590.6
November 1997Good7 out of 1055990.8
July 1994Good7 out of 1041092.0
July 1992Good7 out of 1039592.1
August 1989Good7 out of 1088088.5