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US-12 over I-96

Map 

Coordinates:
+42.33147, -83.08733
42°19'53" N, 83°05'14" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US-12 over I-96
Structure number:000000000011753
Old structure number:82182194000S240 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:72.5 ft. [22.1 m]
Total length:254.6 ft. [77.6 m]
Roadway width between curbs:94.2 ft. [28.7 m]
Deck width edge-to-edge:113.2 ft. [34.5 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2005
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:5
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2014 

Status:Open, no restriction [A]
Average daily traffic:11,831 [as of 2007]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:75.9 tons [69.0 metric tons]
Inventory rating:45.2 tons [41.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:75.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201475.0Functionally obsoleteVery GoodSatisfactoryGood11831
May 201274.0Not deficientVery GoodSatisfactoryGood11831
June 201074.0Not deficientVery GoodSatisfactoryGood11831
November 200974.0Not deficientVery GoodSatisfactoryGood11831
December 200774.0Not deficientVery GoodSatisfactoryGood12657
December 200574.0Not deficientExcellentSatisfactorySatisfactory12657
August 200432.0Not deficientPoorFairSerious12000
November 200332.0Structurally deficientPoorFairSerious12000
February 200332.0Structurally deficientPoorFairSerious12000
October 200132.0Structurally deficientPoorFairSerious12000
January 200132.0Structurally deficientPoorFairSerious12000
August 199932.0Structurally deficientFairGoodSerious12000
November 199832.0Structurally deficientFairGoodSerious12000
June 199749.0Structurally deficientFairGoodPoor46100
August 199448.0Structurally deficientSatisfactoryGoodPoor46100
July 199248.0Structurally deficientGoodGoodPoor46100
June 199048.0Structurally deficientSatisfactoryVery GoodPoor46100