+39.14236, -91.39044
39°08'32" N, 91°23'26" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 423 over SANDY CR
Structure number:19838
Old structure number:23600071 082 (from 1992 edition)
Location:S 31 T 51 N R 4 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:70.9 ft. [21.6 m]
Total length:73.2 ft. [22.3 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:24.3 ft. [7.4 m]
Owner:County Highway Agency [02]
Year built:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:40 [as of 2016]
Truck traffic:10% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 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:78.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairSatisfactorySatisfactoryGood4078.2
July 2016FairSatisfactorySatisfactoryGood4078.2
July 2014FairSatisfactorySatisfactoryGood4078.2
July 2012FairSatisfactorySatisfactoryGood4080.2
September 2010FairGoodSatisfactoryGood4080.2
October 2008FairGoodSatisfactoryGood4080.2
September 2006FairGoodSatisfactoryGood4080.2
September 2004FairGoodSatisfactoryGood4080.2
August 2002FairGoodSatisfactoryGood4079.2
August 2000FairGoodSatisfactoryGood4079.2
September 1998FairGoodSatisfactoryGood2579.2
March 1997FairVery GoodSatisfactoryVery Good2580.2
February 1995FairVery GoodSatisfactoryGood2579.2
December 1992GoodVery GoodGoodGood3576.2
December 1990FairVery GoodSatisfactoryGood10076.1