320TH over CREEK


+43.22732, -93.00710
43°13'38" N, 93°00'26" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:320TH over CREEK
Structure number:000000000247650
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:32.2 ft. [9.8 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:18.4 ft. [5.6 m]
Deck width edge-to-edge:20.3 ft. [6.2 m]
Owner:County Highway Agency [02]
Year built:1920
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Gravel [8]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:25 [as of 2017]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Superior to present desirable criteria [9]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:38.0
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 2018PoorFairFairSerious2538.0
February 2016PoorFairFairSerious2538.0
February 2014PoorFairFairSerious2538.0
February 2012PoorSatisfactorySatisfactorySerious2539.0
January 2010PoorSatisfactorySatisfactorySerious2539.0
February 2008PoorGoodSatisfactoryPoor2041.0
January 2008PoorSatisfactorySatisfactorySerious2039.0
January 2006FairGoodSatisfactoryFair2051.6
June 2004FairGoodSatisfactoryFair2051.6
February 2002FairGoodSatisfactoryFair2051.6
January 2000FairGoodSatisfactoryFair2085.0
November 1997FairGoodSatisfactoryFair2051.3
March 1996FairGoodSatisfactoryFair2051.3
May 1994FairGoodSatisfactoryFair2050.3
May 1992FairGoodSatisfactorySatisfactory2061.3
May 1990FairGoodSatisfactorySatisfactory2061.3