+42.80276, -92.32595
42°48'10" N, 92°19'33" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IA 93 over CRANE CREEK
Structure number:000000000015661
Location:0.6 MI. E OF JCT. US 63
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:50.9 ft. [15.5 m]
Total length:132.9 ft. [40.5 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:39.0 ft. [11.9 m]
Owner:State Highway Agency [01]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,560 [as of 2015]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 assessed or calculated scour condition. [5]
Sufficiency rating:95.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2016FairSatisfactorySatisfactoryGood156095.5
April 2014FairSatisfactorySatisfactoryGood147095.7
April 2012FairSatisfactorySatisfactoryGood109096.2
April 2010FairSatisfactorySatisfactoryGood107070.4
April 2008GoodVery GoodVery GoodGood105070.4
November 2006GoodGoodVery GoodVery Good106070.8
December 2004GoodGoodVery GoodVery Good136070.2
April 2002GoodGoodVery GoodVery Good129068.4
May 2000GoodGoodVery GoodVery Good113069.7
April 1998GoodGoodVery GoodVery Good112068.8
October 1996GoodGoodVery GoodVery Good102095.7
October 1994GoodGoodVery GoodVery Good97096.7
December 1992GoodVery GoodVery GoodVery Good100096.6
February 1990GoodVery GoodVery GoodVery Good97096.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Abutmentlinear ft.7973330
Steel Pileeach2222000
Reinforced Concrete Pier Caplinear ft.7878000
Pourable Jointlinear ft.7272000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2662392700
Reinforced Concrete Slabsq. ft.5,2145,13664140
Wearing Surfacessq. ft.4,7884,7592900