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RIDGE RD over THOMPSON CREEK 032

Map

Coordinates:
+45.03010, -104.66050
45°01'48" N, 104°39'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RIDGE RD over THOMPSON CREEK 032
Structure number:L06005011+06001
Location:12M W ALZADA
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:12.1 ft. [3.7 m]
Total length:30.8 ft. [9.4 m]
Skew angle:25°
Owner:County Highway Agency [02]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:439 [as of 2016]
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:98.6

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2017Fair6 out of 1043998.6
September 2015Fair6 out of 1010099.6
September 2013Fair6 out of 1010099.6
September 2011Fair6 out of 1010099.6
September 2009Fair6 out of 1010099.6
September 2007Good8 out of 1010099.6
October 2005Good8 out of 1010099.6
February 2004Good8 out of 1010099.6
November 2001Good8 out of 1010099.6
November 1999Good8 out of 1010099.6
February 1998Good8 out of 1010099.6
November 1995Good8 out of 109699.6
May 1994Good8 out of 109699.6
February 1992Good8 out of 109699.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Steel Culvertlinear ft.161001610
Steel Protective Coatingsq. ft.6,0324,40460301,025