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ILL 71 over COFFEE CREEK

Map

Coordinates:
+41.25676, -89.30050
41°15'24" N, 89°18'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ILL 71 over COFFEE CREEK
Structure number:078003200000000
Old structure number:000078003210535 (from 1992 edition)
Location:5.14 MI W OF ILL 89
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:71.9 ft. [21.9 m]
Total length:77.1 ft. [23.5 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Owner:State Highway Agency [01]
Year built:1977
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:3,850 [as of 2017]
Truck traffic:21% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:49.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017PoorSeriousSeriousGood385049.7
April 2015FairFairFairGood365087.4
April 2013FairFairFairGood330087.5
April 2011FairFairFairGood320087.5
May 2010FairFairFairGood355087.4
October 2009PoorSeriousSeriousGood355034.0
November 2008PoorSeriousSeriousGood335034.1
December 2007PoorSeriousSeriousGood335034.1
January 2007PoorSeriousSeriousGood365048.8
January 2005FairSatisfactorySatisfactoryGood335097.5
February 2004GoodGoodGoodGood335097.5
December 2001GoodGoodGoodGood350097.5
February 2001GoodGoodGoodGood370097.5
2000GoodGoodGoodGood370098.5
August 1998FairSatisfactoryGoodGood360098.5
April 1996GoodGoodGoodGood400098.4
October 1994GoodGoodGoodGood325096.5
October 1993GoodGoodGoodGood320096.5
October 1992GoodGoodGoodGood320096.5
October 1991GoodGoodGoodGood320098.5