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270TH ST over CREEK

Map

Coordinates:
+41.61628, -94.96292
41°36'59" N, 94°57'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:270TH ST over CREEK
Structure number:000000000067730
Location:079353101
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:60.0 ft. [18.3 m]
Total length:62.0 ft. [18.9 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:20.7 ft. [6.3 m]
Owner:County Highway Agency [02]
Year built:1959
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:20 [as of 2016]
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
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:Better than present minimum criteria [7]
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:32.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018PoorPoorFairPoor2032.0
November 2016PoorPoorFairPoor2032.0
November 2014PoorPoorFairPoor2032.0
November 2012PoorFairFairPoor2037.3
November 2010FairFairFairFair2544.1
November 2008FairFairFairFair2544.1
January 2007FairFairFairSatisfactory1544.3
January 2005FairFairFairSatisfactory1544.3
February 2003FairFairFairSatisfactory1544.3
April 2001FairFairFairSatisfactory1544.3
March 1999FairGoodFairSatisfactory3545.3
May 1997FairGoodFairSatisfactory3545.3
May 1995FairGoodFairGood4545.3
April 1993FairVery GoodFairVery Good4545.3
May 1991FairVery GoodSatisfactoryVery Good4555.3