ILL 106 over BAY CREEK


+39.60840, -90.75908
39°36'30" N, 90°45'33" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ILL 106 over BAY CREEK
Structure number:075001100000000
Old structure number:000075001116943 (from 1992 edition)
Location:1.4 MI E PITTSFIELD
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:56.1 ft. [17.1 m]
Total length:148.6 ft. [45.3 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:35.8 ft. [10.9 m]
Owner:State Highway Agency [01]
Year built:1948
Year reconstructed:1999
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,050 [as of 2015]
Truck traffic:15% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:94.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$879,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2015GoodGoodGoodGood205094.8
July 2011GoodVery GoodGoodGood195096.0
July 2007GoodVery GoodGoodGood220094.6
July 2003GoodVery GoodVery GoodGood215094.7
July 1999GoodExcellentGoodGood345080.4
January 1998FairFairGoodSatisfactory245078.3
February 1996FairFairGoodSatisfactory225076.5
February 1994FairFairGoodSatisfactory220076.5
February 1992FairFairGoodSatisfactory220076.5