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IOWA AVE over IOWA RIVER

Map

Coordinates:
+41.66125, -91.54183
41°39'41" N, 91°32'31" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IOWA AVE over IOWA RIVER
Structure number:000000000501180
Location:000000000
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:105.0 ft. [32.0 m]
Total length:315.0 ft. [96.0 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1916
Year reconstructed:1985
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,200 [as of 2014]
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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:62.6
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryFairSatisfactory720062.6
July 2015FairSatisfactoryFairSatisfactory720062.6
June 2013FairGoodFairSatisfactory780062.0
June 2011FairGoodFairSatisfactory780062.0
June 2009FairGoodFairSatisfactory770050.5
June 2007FairGoodFairSatisfactory770058.5
June 2005FairGoodFairGood950068.6
May 2003PoorGoodPoorGood950052.1
August 2001PoorGoodPoorGood1000052.0
May 1999GoodGoodVery GoodGood1000080.4
October 1995GoodGoodVery GoodGood1060080.0
January 1994GoodGoodVery GoodGood1150079.9
November 1991GoodGoodVery GoodVery Good1150079.9