+39.63017, -90.47107
39°37'49" N, 90°28'16" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ILL 106 over SUGAR CREEK
Structure number:086000300000000
Old structure number:000086000318827 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:32.2 ft. [9.8 m]
Total length:33.8 ft. [10.3 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:36.4 ft. [11.1 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Other [9]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,950 [as of 2017]
Truck traffic:14% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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:Better than present minimum criteria [7]
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:94.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairSatisfactorySatisfactorySatisfactory195094.0
January 2016FairSatisfactorySatisfactorySatisfactory145094.3
January 2014FairSatisfactorySatisfactorySatisfactory135094.4
January 2012FairSatisfactorySatisfactorySatisfactory185089.0
January 2010FairSatisfactorySatisfactorySatisfactory195088.9
January 2008FairSatisfactorySatisfactorySatisfactory225087.7
January 2006FairSatisfactorySatisfactorySatisfactory175089.1
January 2004FairGoodSatisfactorySatisfactory235087.6
January 2002FairGoodSatisfactorySatisfactory215088.3
April 2000FairSatisfactorySatisfactoryFair275068.5
April 1998FairGoodSatisfactoryFair275068.5
April 1996FairGoodSatisfactoryGood275079.7
April 1994FairGoodSatisfactoryGood200088.8
February 1993GoodGoodGoodGood360080.3
February 1991GoodGoodGoodGood360078.3