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W GRAND BLVD NB over I-75

Map

Coordinates:
+42.31631, -83.08428
42°18'59" N, 83°05'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W GRAND BLVD NB over I-75
Structure number:000000000011752
Old structure number:82182194000S230 (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:107.9 ft. [32.9 m]
Total length:206.0 ft. [62.8 m]
Roadway width between curbs:36.4 ft. [11.1 m]
Deck width edge-to-edge:48.6 ft. [14.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:18°
Owner:State Highway Agency [01]
Year built:2003
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: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 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,000 [as of 1991]
Truck traffic:17% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodVery GoodVery GoodVery Good400079.5
May 2014GoodVery GoodVery GoodVery Good400079.5
May 2012GoodVery GoodVery GoodVery Good400077.5
June 2010GoodVery GoodVery GoodVery Good400074.5
June 2008GoodVery GoodVery GoodVery Good400074.5
June 2006GoodVery GoodVery GoodVery Good400077.0
June 2004GoodVery GoodVery GoodVery Good400077.0
June 2002FairGoodGoodSatisfactory400077.0
May 2000FairGoodGoodSatisfactory400077.0
December 1998FairGoodVery GoodSatisfactory400079.0
August 1996GoodExcellent--400079.0
August 1994GoodVery GoodVery GoodVery Good400080.2
June 1992PoorFairPoorGood423548.2
June 1990PoorPoorPoorSatisfactory423546.2