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WACKER DRIVE over LOWER LVL WACKER DR

Map 

Coordinates:
+41.88785, -87.62044
41°53'16" N, 87°37'14" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:WACKER DRIVE over LOWER LVL WACKER DR
Structure number:016613800000000
Old structure number:000016613826652 (from 1992 edition)
Location:MICHIGAN TO RANDOLPH
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:44.0 ft. [13.4 m]
Total length:4095.3 ft. [1248.2 m]
Roadway width between curbs:71.9 ft. [21.9 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Vertical clearance below bridge:12.1 ft. [3.7 m]
Owner:City or Municipal Highway Agency [04]
Year built:1926
Year reconstructed:2002
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:99
Main spans material:Prestressed concrete continuous [6]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:11,000 [as of 2014]
Truck traffic:23% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:90.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$213,500,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201590.9Functionally obsoleteVery GoodVery GoodVery Good11000
June 201390.9Functionally obsoleteVery GoodVery GoodVery Good11000
June 201191.3Functionally obsoleteVery GoodVery GoodVery Good12800
June 200990.1Not deficientVery GoodVery GoodVery Good36300
April 200790.1Not deficientVery GoodVery GoodVery Good36300
April 200590.1Not deficientVery GoodVery GoodVery Good36300
April 200390.1Not deficientExcellentExcellentExcellent36300
August 19980.0Structurally deficientSeriousCriticalCritical36300
August 199644.2Structurally deficientSeriousPoorPoor12009
October 199582.0Functionally obsoleteFairFairFair12009
October 199482.0Functionally obsoleteFairFairSatisfactory-
September 199294.0Functionally obsoleteGoodSatisfactorySatisfactory-
February 199194.0Functionally obsoleteGoodGoodGood-