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DEARBORN ST over C&NW & CARROL AVE

Map 

Coordinates:
+41.88569, -87.62950
41°53'08" N, 87°37'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:DEARBORN ST over C&NW & CARROL AVE
Structure number:016611500000000
Old structure number:000016611527309 (from 1992 edition)
Location:36W&330N TO 400N
Purpose:Carries highway over railroad
Route classification:Collector (Urban) [17]
Length of largest span:64.0 ft. [19.5 m]
Total length:248.0 ft. [75.6 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:85.3 ft. [26.0 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Owner:City or Municipal Highway Agency [04]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2014 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,700 [as of 2014]
Truck traffic:11% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.8 tons [44.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:76.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,347,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201476.0FairFairSatisfactorySatisfactoryFO5700
January 201377.0FairSatisfactorySatisfactorySatisfactoryFO13100
January 201177.0FairGoodSatisfactorySatisfactoryFO13100
July 200877.0FairGoodSatisfactorySatisfactoryFO22900
July 200677.0FairGoodSatisfactorySatisfactoryFO22900
July 200477.0FairGoodSatisfactorySatisfactoryFO20000
July 200277.0FairGoodSatisfactorySatisfactoryFO7009
July 200077.0FairGoodSatisfactorySatisfactoryFO7009
August 199877.0FairGoodSatisfactoryGoodFO7009
June 199692.0FairGoodSatisfactoryGoodFO-
October 199492.0FairVery GoodSatisfactorySatisfactoryFO-
September 199281.0FairGoodFairSatisfactoryFO-
September 199192.0GoodGoodGoodGoodFO-