+39.74610, -104.80986
39°44'46" N, 104°48'35" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Structure number:AUR04.2-J.0
Location:0.1 MI N OF 18TH STREET
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:9.8 ft. [3.0 m]
Total length:20.3 ft. [6.2 m]
Deck width edge-to-edge:237.9 ft. [72.5 m]
Skew angle:99°
Owner:City or Municipal Highway Agency [04]
Year built:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Concrete [1]
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:20,384 [as of 2013]
Truck traffic:5% of total traffic
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:65.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2017Good7 out of 102038465.2
September 2015Good7 out of 102038465.2
October 2013Good7 out of 102038465.2
October 2011Good7 out of 101670765.8
January 2010Good7 out of 101670765.8
December 2007Good7 out of 102461664.6
November 2005Good7 out of 102461664.6
December 2003Good7 out of 102461664.6
December 2001Good7 out of 101702964.2
February 2000Good7 out of 101702964.2
March 1999Good7 out of 101702961.2
March 1998Good7 out of 101702961.2
March 1996Good7 out of 101488761.6
March 1994Good7 out of 101488780.6
May 1992Good7 out of 101488780.6
May 1990Good7 out of 101218376.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.4764551830
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1717000
Steel Protective Coatingsq. ft.1715200