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JACKSON BLVD over S BR CHICAGO RIV

Map 

Coordinates:
+41.87804, -87.63741
41°52'41" N, 87°38'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:JACKSON BLVD over S BR CHICAGO RIV
Structure number:016602600000000
Old structure number:000016602627329 (from 1992 edition)
Location:375 W & 300 S
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:202.1 ft. [61.6 m]
Total length:273.0 ft. [83.2 m]
Roadway width between curbs:37.1 ft. [11.3 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1916
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Open Grating [3]
Wearing surface:Other [9]

Latest Available Inspection: October 2014 

Status:Open, no restriction [A]
Average daily traffic:6,900 [as of 2014]
Truck traffic:15% 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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:49.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,084,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201449.0Structurally deficientGoodPoorFair6900
November 201265.0Functionally obsoleteGoodFairFair9800
November 201065.0Functionally obsoleteGoodFairFair9800
September 200865.0Functionally obsoleteGoodFairFair8900
September 200665.0Functionally obsoleteGoodFairFair8900
September 200465.0Functionally obsoleteGoodFairFair6609
October 200265.0Functionally obsoleteGoodFairFair6609
November 200065.0Functionally obsoleteGoodSatisfactoryFair6600
January 199949.0Structurally deficientGoodPoorFair6600
May 199649.0Structurally deficientGoodPoorFair6600
May 199465.0Functionally obsoleteExcellentSatisfactoryFair6600
September 199232.0Structurally deficientSeriousSeriousFair6600
August 199065.0Functionally obsoleteSatisfactoryFairGood6600