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12TH ST over I-94

Map 

Coordinates:
+42.35464, -83.08518
42°21'17" N, 83°05'07" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:14.4 ft. [4.4 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 2015 

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]
Operating rating:72.2 tons [65.6 metric tons]
Inventory rating:36.9 tons [33.5 metric tons]
Sufficiency rating:78.2

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201578.2GoodGoodGoodGoodFO1499
November 201376.2GoodGoodGoodGoodFO1499
November 201173.3GoodGoodGoodGoodFO9020
November 200975.3GoodVery GoodVery GoodGoodFO9020
July 200775.3GoodVery GoodVery GoodGood-9020
July 200575.3GoodVery GoodVery GoodGood-9020
July 200375.3GoodVery GoodVery GoodGood-9020
July 200175.3GoodVery GoodVery GoodGood-9020
May 200175.3Good--Good-9020
August 19992.0PoorSeriousCriticalSatisfactorySD9020
November 19982.0PoorSeriousCriticalSatisfactorySD9020
May 199725.7PoorSeriousSeriousSatisfactorySD9020
May 199643.6PoorPoorPoorSatisfactorySD9020
July 199445.6PoorFairPoorSatisfactorySD9020
May 199246.7PoorSatisfactoryPoorSatisfactorySD9020
May 199046.7PoorSatisfactoryPoorSatisfactorySD9020