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ASHLAND AVE over N BR CHICAGO RIVER

Map 

Coordinates:
+41.92247, -87.66842
41°55'21" N, 87°40'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ASHLAND AVE over N BR CHICAGO RIVER
Structure number:016600200000000
Old structure number:000016600226634 (from 1992 edition)
Location:2201 N & 1600 W P3C
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:232.0 ft. [70.7 m]
Total length:386.5 ft. [117.8 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:84.0 ft. [25.6 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1936
Year reconstructed:1993
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:Concrete Cast-in-Place [1]

Latest Available Inspection: November 2014 

Status:Open, no restriction [A]
Average daily traffic:30,100 [as of 2014]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 and functioning [2]
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]
Sufficiency rating:79.7

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201479.7Not deficientSatisfactoryFairGood30100
November 201290.8Not deficientSatisfactorySatisfactoryGood34100
November 201092.4Not deficientSatisfactorySatisfactoryGood34100
November 200892.8Not deficientVery GoodGoodGood26100
November 200692.8Not deficientVery GoodGoodGood26100
October 200492.7Not deficientVery GoodGoodGood27000
October 200292.7Not deficientVery GoodGoodGood27000
November 200093.2Not deficientVery GoodGoodGood17800
July 199893.2Not deficientVery GoodGoodGood17800
April 199692.9Not deficientVery GoodGoodGood22800
April 199482.0Not deficientExcellentGoodFair22800
September 199221.9Structurally deficient--Fair22800
May 199127.7Structurally deficientFairCriticalFair22800