+39.91681, -105.23784
39°55'01" N, 105°14'16" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 93 ML over COAL CREEK
Structure number:E-15-O
Location:3.5 MI NO OF JCT SH 72
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:13.8 ft. [4.2 m]
Total length:36.4 ft. [11.1 m]
Deck width edge-to-edge:80.4 ft. [24.5 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1965
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:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2011]
Truck traffic:4% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
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:86.6

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
May 2016Fair6 out of 101700086.6
May 2014Fair6 out of 101700086.6
September 2013Fair6 out of 101640087.0
April 2012Fair6 out of 101640087.0
June 2008Good7 out of 101640087.0
June 2004Good7 out of 101837785.8
April 2000Good7 out of 101530087.7
April 1996Good7 out of 101530087.7
May 1994Good7 out of 101180089.9
May 1993Fair6 out of 101180089.9
June 1992Fair6 out of 101180087.9
May 1990Fair6 out of 10940089.4

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.27917310330