+41.69259, -90.73364
41°41'33" N, 90°44'01" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:85TH AVE over CREEK
Structure number:000000000303380
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:42.0 ft. [12.8 m]
Total length:127.0 ft. [38.7 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:21.0 ft. [6.4 m]
Owner:County Highway Agency [02]
Year built:1938
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:45 [as of 2014]
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:34.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2016PoorFairSatisfactorySerious4534.0
April 2015PoorFairSatisfactoryPoor4536.0
May 2013PoorFairGoodPoor4536.0
May 2011PoorFairGoodPoor4536.0
April 2009PoorFairGoodPoor5036.0
April 2007PoorFairGoodPoor5041.0
July 2005FairSatisfactoryGoodSatisfactory4076.5
May 2003FairSatisfactoryGoodSatisfactory4076.5
July 1999FairSatisfactoryGoodSatisfactory6076.5
July 1997FairSatisfactoryGoodSatisfactory20062.0
February 1995FairSatisfactoryGoodSatisfactory20060.5
August 1993FairSatisfactoryGoodSatisfactory8076.5
June 1991FairSatisfactoryGoodFair8066.5