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6 MI RD over M-39

Map 

Coordinates:
+42.41554, -83.21889
42°24'56" N, 83°13'08" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:6 MI RD over M-39
Structure number:000000000011708
Old structure number:82182193000S050 (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:53.2 ft. [16.2 m]
Total length:108.6 ft. [33.1 m]
Roadway width between curbs:113.9 ft. [34.7 m]
Deck width edge-to-edge:134.8 ft. [41.1 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
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: February 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:20,700 [as of 2008]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 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:Better than present minimum criteria [7]
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:62.3 tons [56.6 metric tons]
Inventory rating:37.3 tons [33.9 metric tons]
Sufficiency rating:96.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201696.0GoodVery GoodGoodGood-20700
February 201496.0GoodExcellentGoodGood-20700
February 201296.0GoodExcellentGoodGood-20700
June 201179.0PoorPoorGoodFair-20700
June 200890.0PoorPoorGoodSatisfactorySD20700
June 200690.0PoorPoorGoodSatisfactorySD20700
June 200490.0PoorPoorGoodSatisfactorySD20700
June 200290.0PoorPoorGoodSatisfactorySD20700
June 200090.0PoorPoorGoodSatisfactorySD20700
July 199892.0FairFairVery GoodGoodFO20700
July 199694.0FairFairSatisfactoryGoodFO20700
August 199494.0FairFairSatisfactoryGoodFO20700
June 199294.0FairFairGoodGoodFO20700
May 199094.0FairFairVery GoodGoodFO20700