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N WELLS ST over MAIN BR CHICAGO RIV

Map

Coordinates:
+41.88777, -87.63397
41°53'16" N, 87°38'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N WELLS ST over MAIN BR CHICAGO RIV
Structure number:016605400000000
Old structure number:000016605404144 (from 1992 edition)
Location:400 W & 309 N
Purpose:Carries highway and railroad over waterway
Route classification:Collector (Urban) [17]
Length of largest span:240.2 ft. [73.2 m]
Total length:347.1 ft. [105.8 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:71.9 ft. [21.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1922
Year reconstructed:2013
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Open Grating [3]
Wearing surface:Other [9]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,400 [as of 2014]
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:Basically intolerable requiring high priority of replacement [2]
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]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:63.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,821,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodSatisfactoryFair440063.0
October 2015FairVery GoodSatisfactoryFair440065.0
June 2014FairVery GoodGoodFair440027.3
December 2012PoorFairSeriousFair490021.0
December 2010PoorFairSeriousFair490019.0
December 2008PoorPoorSeriousFair850017.0
November 2006PoorFairPoorFair850046.0
September 2004PoorFairPoorFair940046.0
October 2002PoorFairPoorFair1210946.0
November 2000PoorFairPoorFair1210946.0
August 1998PoorFairPoorFair1210946.0
May 1996PoorGoodPoorFair-62.0
April 1994PoorGoodPoorSatisfactory-62.0
September 1992PoorSeriousPoorSerious-45.0
July 1991PoorFairPoorSerious-49.0