+39.29494, -91.42911
39°17'42" N, 91°25'45" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 450 over CREEK
Structure number:16933
Old structure number:1370007 082 (from 1992 edition)
Location:S 11 T 52 N R 5 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:30.8 ft. [9.4 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:13.8 ft. [4.2 m]
Deck width edge-to-edge:14.4 ft. [4.4 m]
Owner:County Highway Agency [02]
Year reconstructed:1996
Historic significance:Historical significance is not determinable at this time [4]
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:30 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 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:62.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairGoodSatisfactoryFair3062.5
July 2016FairGoodSatisfactoryFair3062.5
July 2014FairGoodSatisfactoryFair3062.5
July 2012FairGoodSatisfactoryFair3065.5
September 2010FairGoodSatisfactoryFair3065.5
October 2008FairGoodSatisfactoryFair3065.5
September 2006FairGoodSatisfactoryFair3065.5
September 2004FairGoodSatisfactoryFair3065.5
August 2002FairGoodSatisfactoryFair3065.5
August 2000FairGoodSatisfactoryFair3065.5
September 1998FairVery GoodSatisfactoryFair3064.5
December 1990FairGoodSatisfactoryFair1560.9