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12TH ST over I-94

Map

Coordinates:
+42.35450, -83.08511
42°21'16" N, 83°05'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:12TH ST over I-94
Structure number:000000000011188
Old structure number:82182023000S200 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:65.0 ft. [19.8 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:58.4 ft. [17.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1953
Year reconstructed:1999
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:2
Main spans material:Prestressed concrete [5]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,499 [as of 2010]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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]
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:78.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood149978.2
November 2015GoodGoodGoodGood149978.2
November 2013GoodGoodGoodGood149976.2
November 2011GoodGoodGoodGood902073.3
November 2009GoodVery GoodVery GoodGood902075.3
July 2007GoodVery GoodVery GoodGood902075.3
July 2005GoodVery GoodVery GoodGood902075.3
July 2003GoodVery GoodVery GoodGood902075.3
July 2001GoodVery GoodVery GoodGood902075.3
May 2001Good--Good902075.3
August 1999PoorSeriousCriticalSatisfactory90202.0
November 1998PoorSeriousCriticalSatisfactory90202.0
May 1997PoorSeriousSeriousSatisfactory902025.7
May 1996PoorPoorPoorSatisfactory902043.6
July 1994PoorFairPoorSatisfactory902045.6
May 1992PoorSatisfactoryPoorSatisfactory902046.7
May 1990PoorSatisfactoryPoorSatisfactory902046.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.4,7314,60013100
Deck
Reinforced Concrete Decksq. ft.75,56375,563000
Substructure
Reinforced Concrete Columneach55000
Reinforced Concrete Abutmentlinear ft.4103614900
Reinforced Concrete Pier Caplinear ft.204197700
Joints
Strip Seal Jointlinear ft.381038100
Pourable Jointlinear ft.1,0109941600
Bearings
Elastomeric Bearingeach4848000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.787787000