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RIVER ST over IOWA RIVER

Map

Coordinates:
+42.51738, -93.26845
42°31'03" N, 93°16'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RIVER ST over IOWA RIVER
Structure number:000000000006610
Location:000000000
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:140.1 ft. [42.7 m]
Total length:180.1 ft. [54.9 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Owner:City or Municipal Highway Agency [04]
Year built:1922
Year reconstructed:1984
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,390 [as of 2017]
Deck condition:Poor [4 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:89.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018PoorPoorSatisfactoryGood239089.3
June 2016FairFairGoodGood305061.4
May 2014GoodGoodGoodGood305062.4
May 2012GoodGoodGoodGood305062.4
May 2010GoodGoodVery GoodVery Good305070.9
May 2008GoodGoodVery GoodVery Good305070.9
May 2006GoodVery GoodVery GoodVery Good305071.2
July 2004GoodVery GoodVery GoodVery Good251082.4
July 2002GoodVery GoodVery GoodVery Good251082.4
July 2000GoodVery GoodVery GoodVery Good251082.4
September 1998GoodVery GoodVery GoodVery Good251082.1
July 1996GoodVery GoodVery GoodVery Good180083.1
August 1994GoodVery GoodVery GoodVery Good180082.6
April 1992GoodVery GoodVery GoodVery Good211483.6
June 1990GoodVery GoodVery GoodVery Good211483.6