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GRAND AVE over N BR CHICAGO RIVER

Map

Coordinates:
+41.89143, -87.64076
41°53'29" N, 87°38'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GRAND AVE over N BR CHICAGO RIVER
Structure number:016602100000000
Old structure number:000016602126639 (from 1992 edition)
Location:462 W & 900 N
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:188.0 ft. [57.3 m]
Total length:270.0 ft. [82.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1913
Year reconstructed:1974
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
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: October 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:11,100 [as of 2014]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:29.3 tons [26.6 metric tons]
Sufficiency rating:24.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,139,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201624.9PoorSatisfactorySeriousSeriousSD11100
November 201424.9PoorSatisfactorySeriousSeriousSD11100
November 201245.6PoorSatisfactoryPoorFairSD11100
November 201044.7PoorSatisfactoryPoorSatisfactorySD11700
November 200849.5PoorSatisfactoryPoorSatisfactorySD14600
November 200673.4FairSatisfactorySatisfactorySatisfactoryFO14600
October 200474.2FairSatisfactorySatisfactorySatisfactoryFO9709
October 200274.2FairSatisfactorySatisfactorySatisfactoryFO9709
November 200074.2FairSatisfactorySatisfactorySatisfactoryFO9700
July 199849.9PoorFairPoorSatisfactorySD9700
June 199649.9PoorFairPoorSatisfactorySD9700
August 199346.5PoorPoorPoorSatisfactorySD9700
March 199149.7PoorFairPoorSatisfactorySD9700