County Road 408 over N Platte River


+42.47122, -106.79648
42°28'16" N, 106°47'47" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 408 over N Platte River
Structure number:DUZ
Location:7.5 Miles S.W. Of Alcova
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:140.1 ft. [42.7 m]
Total length:144.0 ft. [43.9 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:28.2 ft. [8.6 m]
Owner:County Highway Agency [02]
Year built:1957
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:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:276 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Scour condition:Bridge foundations (including piles) on dry land well above flood water elevations. [9]
Sufficiency rating:70.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$751,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairSatisfactoryFairSatisfactory27670.9
July 2017FairSatisfactoryFairSatisfactory41270.6
September 2014FairSatisfactorySatisfactorySatisfactory29081.9
October 2012FairSatisfactorySatisfactorySatisfactory29082.5
October 2010FairSatisfactorySatisfactorySatisfactory29081.9
September 2008FairSatisfactorySatisfactorySatisfactory29081.9
September 2007FairSatisfactorySatisfactorySatisfactory48040.6
October 2006FairSatisfactorySatisfactorySatisfactory4048.4
November 2005FairSatisfactorySatisfactorySatisfactory4048.4
October 2004FairSatisfactorySatisfactorySatisfactory4048.4
October 2003FairSatisfactorySatisfactorySatisfactory4048.4
October 2002FairSatisfactorySatisfactorySatisfactory4048.4
October 2001FairSatisfactorySatisfactorySatisfactory4048.4
October 2000FairSatisfactoryFairSatisfactory4038.4
November 1999FairSatisfactoryFairSatisfactory4038.4
October 1998FairGoodFairSatisfactory4038.4
February 1997FairGoodFairSatisfactory4038.4
October 1995FairSatisfactorySatisfactoryGood4048.4
November 1994FairSatisfactorySatisfactoryGood4048.4
November 1993GoodVery GoodGoodGood4043.4
October 1992GoodVery GoodGoodGood4043.4
April 1991GoodVery GoodGoodGood4043.4