+41.95045, -93.55151
41°57'02" N, 93°33'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:280TH ST over SKUNK RIVER
Structure number:000000000313990
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:89.9 ft. [27.4 m]
Total length:184.1 ft. [56.1 m]
Roadway width between curbs:16.1 ft. [4.9 m]
Deck width edge-to-edge:17.1 ft. [5.2 m]
Owner:County Highway Agency [02]
Year built:1929
Year reconstructed:1975
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 9 / H 10 [1]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:60 [as of 2015]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:41.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017FairSatisfactorySatisfactoryFair6041.9
January 2015FairGoodGoodFair5041.9
December 2012FairGoodGoodSatisfactory5044.0
February 2011FairGoodGoodSatisfactory3543.7
February 2009FairGoodGoodSatisfactory3543.7
January 2007FairGoodGoodSatisfactory3549.1
December 2004FairGoodGoodSatisfactory3544.0
January 2003FairGoodGoodSatisfactory3544.0
February 2001FairGoodGoodSatisfactory3543.7
February 1999FairGoodGoodSatisfactory6043.7
October 1996FairGoodGoodSatisfactory6043.7
February 1995FairGoodGoodSatisfactory6045.2
October 1992GoodGoodGoodGood6044.8
March 1991FairGoodGoodFair2042.8