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KINZIE ST over N BR CHICAGO RIV

Map 

Coordinates:
+41.88904, -87.63962
41°53'21" N, 87°38'23" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:KINZIE ST over N BR CHICAGO RIV
Structure number:016602800000000
Old structure number:000016602826628 (from 1992 edition)
Location:423 W KINZIE
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:136.2 ft. [41.5 m]
Total length:194.9 ft. [59.4 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance above deck:11.5 ft. [3.5 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1909
Year reconstructed:1999
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 2015 

Status:Open, no restriction [A]
Average daily traffic:6,650 [as of 2014]
Truck traffic:17% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:48.8 tons [44.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:45.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$927,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201545.0Structurally deficientFairFairPoor6650
September 201333.0Structurally deficientFairFairSerious6650
September 201162.0Functionally obsoleteGoodFairSatisfactory5900
September 200973.0Functionally obsoleteGoodSatisfactorySatisfactory5900
September 200773.0Functionally obsoleteGoodGoodSatisfactory8500
October 200573.0Not deficientGoodGoodSatisfactory11500
September 200373.0Not deficientVery GoodVery GoodSatisfactory11500
October 200173.0Not deficientVery GoodVery GoodSatisfactory12809
August 199974.0Functionally obsoleteExcellentExcellentSatisfactory12809
August 199725.0Structurally deficientSeriousCriticalFair-
September 199628.0Structurally deficientFairCriticalFair-
August 199528.0Structurally deficientFairCriticalFair-
August 199344.0Structurally deficientSatisfactorySeriousSatisfactory-
August 199157.0Structurally deficientGoodPoorFair-