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CORTLAND ST over N BR CHICAGO RIV

Map

Coordinates:
+41.91704, -87.66381
41°55'01" N, 87°39'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CORTLAND ST over N BR CHICAGO RIV
Structure number:016601100000000
Old structure number:000016601126625 (from 1992 edition)
Location:1440 W CORTLAND
Purpose:Carries highway and railroad over waterway
Route classification:Collector (Urban) [17]
Length of largest span:120.1 ft. [36.6 m]
Total length:217.5 ft. [66.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1902
Year reconstructed:1997
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Open Grating [3]
Wearing surface:Other [9]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:9,900 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:50.1
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,031,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017PoorGoodPoorFair990050.1
December 2015PoorGoodPoorFair990036.8
September 2013PoorSatisfactoryPoorFair990036.8
September 2011PoorGoodPoorFair1320037.9
January 2010PoorGoodPoorGood1320046.6
October 2007PoorGoodPoorGood1840046.1
November 2005PoorGoodPoorGood150947.8
October 2003FairGoodFairGood150963.9
October 2001FairGoodSatisfactoryGood100973.9
September 1999FairGoodSatisfactoryGood100973.9
September 1997FairGoodSatisfactoryGood100973.9
September 1995PoorFairSeriousSatisfactory-49.0
March 1994FairGoodFairSatisfactory-77.0
September 1992PoorPoorSatisfactoryFair-74.0
August 1991PoorPoorSeriousPoor-47.0