WYO 172 over Kirby Ditch


+43.73909, -108.13570
43°44'21" N, 108°08'09" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:WYO 172 over Kirby Ditch
Structure number:LCT
Location:Lucerne - East
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:6.9 ft. [2.1 m]
Total length:20.7 ft. [6.3 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:195 [as of 2017]
Truck traffic:17% 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:93.6

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2018Good7 out of 1019593.6
January 2017Good8 out of 1015293.9
January 2015Good8 out of 1017893.7
January 2013Good8 out of 1017893.7
February 2011Good8 out of 1022886.9
July 2009Good8 out of 1023086.9
January 2009Good8 out of 1023186.9
August 2007Good8 out of 1019087.2
July 2005Good8 out of 1018087.3
August 2003Good8 out of 1021087.0
July 2001Good8 out of 1016087.4
June 1999Good8 out of 1042085.3