+39.33117, -110.36891
39°19'52" N, 110°22'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-6 (SR-6) over MARSH FLAT WASH
Structure number:0E1308
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:12.1 ft. [3.7 m]
Total length:26.2 ft. [8.0 m]
Owner:State Highway Agency [01]
Year built:1963
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:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,050 [as of 2014]
Truck traffic:45% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:Navigation protection not required [1]
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:70.7

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2017Good7 out of 10505070.7
September 2015Good7 out of 10505070.7
September 2013Good7 out of 10465171.7
September 2011Good7 out of 10480080.0
September 2009Good7 out of 10480080.0
November 2007Good7 out of 10452080.0
November 2005Good7 out of 10452080.0
December 2003Good7 out of 10417580.0
September 1999Good7 out of 10388080.0
July 1997Good7 out of 10339080.0
October 1995Good7 out of 10330080.0
October 1993Good7 out of 10285080.0
January 1992Good7 out of 10265580.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.112893200