+38.95567, -105.32323
38°57'20" N, 105°19'24" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 24 ML over TWIN CREEK
Structure number:I-15-AM
Location:.6 Miles SE Park Teller
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:22.6 ft. [6.9 m]
Total length:158.5 ft. [48.3 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1936
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Number of main spans:7
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,700 [as of 2011]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry 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: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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:60.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairGoodFairSatisfactory370060.2
September 2016FairGoodSatisfactorySatisfactory370071.3
September 2014FairGoodSatisfactorySatisfactory370071.3
September 2012FairGoodSatisfactorySatisfactory350071.3
September 2010FairGoodSatisfactorySatisfactory350071.3
September 2008FairGoodSatisfactorySatisfactory350071.3
August 2006FairGoodSatisfactorySatisfactory390071.3
September 2004FairGoodSatisfactorySatisfactory401071.2
November 2002GoodGoodGoodGood386571.3
July 2000GoodGoodGoodGood372570.7
July 1998GoodGoodGoodGood372570.7
August 1996GoodGoodGoodGood275070.8
July 1994GoodGoodGoodGood275074.6
August 1991GoodGoodGoodGood260083.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Girder/Beamlinear ft.2,2541,719489046
Timber Columneach5894900
Timber Abutmentlinear ft.7272000
Timber Pier Caplinear ft.323322010
Timber Decksq. ft.4,9174,917000
Wearing Surfacessq. ft.4,7583,56621,1900
Bridge Rail
Timber Bridge Raillinear ft.31821810000