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MONTROSE AVE over N BR CHICAGO RIVER

Map 

Coordinates:
+41.96126, -87.69489
41°57'41" N, 87°41'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MONTROSE AVE over N BR CHICAGO RIVER
Structure number:016608700000000
Old structure number:000016608726649 (from 1992 edition)
Location:4400 N & 2600 W
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:80.1 ft. [24.4 m]
Total length:188.7 ft. [57.5 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Owner:City or Municipal Highway Agency [04]
Year built:1917
Year reconstructed:1994
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2015 

Status:Open, no restriction [A]
Average daily traffic:15,100 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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 is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
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:Functionally obsolete [2]
Sufficiency rating:80.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201580.0Functionally obsoleteFairVery GoodGood15100
August 201380.0Functionally obsoleteFairVery GoodGood15100
August 201181.0Functionally obsoleteSatisfactoryVery GoodVery Good18100
October 200981.0Functionally obsoleteSatisfactoryVery GoodVery Good17600
October 200781.0Functionally obsoleteGoodVery GoodVery Good17600
October 200581.0Functionally obsoleteVery GoodVery GoodVery Good18800
October 200381.0Functionally obsoleteVery GoodExcellentExcellent18800
October 200181.0Not deficientVery GoodExcellentExcellent18800
October 199981.0Not deficientVery GoodExcellentExcellent18800
October 199781.0Not deficientVery GoodExcellentExcellent18800
October 199581.0Not deficientVery GoodExcellentExcellent16500
August 199449.0Structurally deficientSeriousPoorPoor16500
September 199249.0Structurally deficientSeriousPoorPoor17500
November 199049.0Structurally deficientSeriousPoorFair17500