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US-12 over M-10 NB

Map 

Coordinates:
+42.33156, -83.06191
42°19'54" N, 83°03'43" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US-12 over M-10 NB
Structure number:000000000011400
Old structure number:82182111000S141 (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:63.7 ft. [19.4 m]
Total length:63.7 ft. [19.4 m]
Roadway width between curbs:89.9 ft. [27.4 m]
Deck width edge-to-edge:122.1 ft. [37.2 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:32°
Owner:State Highway Agency [01]
Year built:1954
Year reconstructed:1997
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: June 2014 

Status:Open, no restriction [A]
Average daily traffic:12,806 [as of 2007]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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:107.0 tons [97.3 metric tons]
Inventory rating:64.2 tons [58.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:74.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201474.5Functionally obsoleteSatisfactorySatisfactorySatisfactory12806
June 201274.5Functionally obsoleteSatisfactorySatisfactorySatisfactory12806
July 201074.5Functionally obsoleteSatisfactoryGoodSatisfactory12806
July 200871.5Functionally obsoleteGoodGoodSatisfactory12806
July 200672.1Functionally obsoleteGoodVery GoodSatisfactory9888
July 200470.8Not deficient-Very GoodSatisfactory16400
July 200270.8Not deficientVery GoodVery GoodSatisfactory16400
July 200070.8Not deficientVery GoodVery GoodGood16400
August 19983.0Not deficientVery GoodSatisfactory-16400
June 199689.0Not deficientVery GoodVery GoodVery Good40000
July 199473.3Structurally deficientPoorSatisfactoryFair40000
September 199254.8Structurally deficientPoorGoodPoor40000
August 199054.8Structurally deficientPoorVery GoodPoor40000