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I-75 SB ENT RMP over I-75 NB ENT RAMP

Map

Coordinates:
+42.33583, -83.06260
42°20'09" N, 83°03'45" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-75 SB ENT RMP over I-75 NB ENT RAMP
Structure number:000000000011774
Old structure number:82182195000S170 (from 1992 edition)
Location:IN DETROIT OVER LODGE
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:90.9 ft. [27.7 m]
Total length:90.9 ft. [27.7 m]
Roadway width between curbs:25.3 ft. [7.7 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:67°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,093 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Good [7 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Inventory rating:93.6 tons [85.1 metric tons]
Sufficiency rating:98.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201598.0GoodGoodGoodGood-8093
May 201398.0GoodGoodGoodGood-8093
May 201198.0GoodGoodGoodGood-4400
May 200998.0FairGoodSatisfactorySatisfactory-4400
May 200898.0FairGoodSatisfactorySatisfactory-4400
May 200699.0FairGoodSatisfactorySatisfactory-4400
May 200499.0FairGoodSatisfactorySatisfactory-4400
May 200299.0FairVery GoodSatisfactorySatisfactory-4400
May 200099.0FairVery GoodSatisfactorySatisfactory-4400
August 199877.0PoorPoorFairFair-4400
August 199694.0PoorPoorGoodSatisfactorySD4400
August 199494.0PoorPoorGoodSatisfactorySD4400
August 199294.0PoorPoorGoodSatisfactorySD4400
June 199094.0PoorPoorGoodGoodSD4400