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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
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

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:16.1 ft. [4.9 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]
Operating rating:96.3 tons [87.5 metric tons]
Inventory rating:57.6 tons [52.4 metric tons]
Sufficiency rating:79.5

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201679.5GoodVery GoodVery GoodVery GoodFO4000
May 201479.5GoodVery GoodVery GoodVery GoodFO4000
May 201277.5GoodVery GoodVery GoodVery GoodFO4000
June 201074.5GoodVery GoodVery GoodVery Good-4000
June 200874.5GoodVery GoodVery GoodVery Good-4000
June 200677.0GoodVery GoodVery GoodVery Good-4000
June 200477.0GoodVery GoodVery GoodVery Good-4000
June 200277.0FairGoodGoodSatisfactory-4000
May 200077.0FairGoodGoodSatisfactoryFO4000
December 199879.0FairGoodVery GoodSatisfactoryFO4000
August 199679.0GoodExcellent--FO4000
August 199480.2GoodVery GoodVery GoodVery GoodFO4000
June 199248.2PoorFairPoorGoodSD4235
June 199046.2PoorPoorPoorSatisfactorySD4235