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MICHIGAN AVE over VARIOUS CITY STS

Map

Coordinates:
+41.89160, -87.62414
41°53'30" N, 87°37'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MICHIGAN AVE over VARIOUS CITY STS
Structure number:016612000000000
Old structure number:000016612026812 (from 1992 edition)
Location:100E 365N TO 530N
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:41.0 ft. [12.5 m]
Total length:1110.9 ft. [338.6 m]
Roadway width between curbs:80.1 ft. [24.4 m]
Deck width edge-to-edge:141.1 ft. [43.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1920
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:32
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: June 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:38,200 [as of 2018]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 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]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:76.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairSatisfactoryFairFair3820076.6
June 2016FairSatisfactoryFairFair3970079.4
June 2014FairSatisfactoryFairFair3970079.4
July 2012FairSatisfactoryFairSatisfactory3790079.6
July 2010FairSatisfactoryFairSatisfactory3790081.8
November 2007FairSatisfactoryFairSatisfactory3330082.1
November 2005FairSatisfactoryFairSatisfactory4370081.5
November 2003FairSatisfactoryFairSatisfactory4370081.5
November 2001FairSatisfactoryFairSatisfactory3390982.0
November 1999FairSatisfactoryFairSatisfactory3390082.0
July 1997FairSatisfactoryFairSatisfactory3390082.0
July 1995FairGoodFairSatisfactory3390080.9
July 1994FairGoodSatisfactorySatisfactory3390092.3
September 1992----3390019.3
October 1991PoorPoorSeriousSerious3390041.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.6,8464,6661,66748330
Steel Stringerlinear ft.9712216358035
Deck
Reinforced Concrete Decksq. ft.156,651131,58723,4981,5660
Superstructure
Steel Floor Beamlinear ft.66726721715033
Substructure
Steel Columneach4372401314422
Reinforced Concrete Abutmentlinear ft.2822681400
Reinforced Concrete Pier Caplinear ft.841725420
Joints
Compression Jointlinear ft.1,08862515682225
Bearings
Movable Bearingeach150780
Bridge Rail
Other Material Bridge Raillinear ft.105901500