County Road 18S over Fortification Creek


+40.59347, -107.47406
40°35'36" N, 107°28'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 18S over Fortification Creek
Structure number:MOF18S-00.11
Location:0.11 Mi East of St Hwy 13
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:64.3 ft. [19.6 m]
Total length:66.9 ft. [20.4 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Corrugated Steel [6]
Wearing surface:Gravel [8]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:662 [as of 2012]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:84.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactorySatisfactorySatisfactory66284.8
November 2015FairSatisfactorySatisfactorySatisfactory66284.8
November 2013FairSatisfactorySatisfactoryGood66284.8
November 2011FairSatisfactorySatisfactoryGood66284.8
October 2009FairGoodSatisfactoryGood43684.8
October 2007FairGoodSatisfactoryGood43684.8
October 2005FairGoodSatisfactoryGood21385.8
August 2003FairGoodSatisfactoryGood9984.8
September 2001FairGoodSatisfactoryGood9984.4
July 1999FairGoodSatisfactorySatisfactory9985.4
July 1997FairGoodGoodSatisfactory9985.4
September 1995FairGoodGoodSatisfactory6884.4
July 1993GoodVery GoodVery GoodGood6892.9
September 1991GoodVery GoodVery GoodGood6892.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.737007370
Steel Protective Coatingsq. ft.737000737
Steel Columneach100550
Steel Protective Coatingsq. ft.1000010
Steel Abutmentlinear ft.6661500
Steel Protective Coatingsq. ft.6661005
Steel Pier Caplinear ft.6606600
Steel Protective Coatingsq. ft.6600066
Corrugated or Orthotropic Decksq. ft.1,90301,90300
Steel Protective Coatingsq. ft.1,9030001,903
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1341102400
Steel Protective Coatingsq. ft.1341100024