I-375 N W TURN RD over I-75 & RAMP


+42.34449, -83.04424
42°20'40" N, 83°02'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-375 N W TURN RD over I-75 & RAMP
Structure number:000000000011812
Old structure number:82182251000S110 (from 1992 edition)
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:118.8 ft. [36.2 m]
Total length:511.2 ft. [155.8 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1963
Year reconstructed:1998
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 [3]
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: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:12,200 [as of 1982]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:71.9 tons [65.4 metric tons]
Inventory rating:43.1 tons [39.2 metric tons]
Sufficiency rating:88.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201688.0FairGoodFairFair-12200
December 201572.0PoorGoodFairPoorSD12200
December 201472.0PoorGoodFairPoorSD12200
January 201488.0FairGoodFairFair-12200
March 201240.0PoorGoodFairCriticalSD12200
March 201088.0FairVery GoodFairFair-12200
May 200899.0FairGoodGoodSatisfactory-12200
May 200699.0FairGoodGoodSatisfactory-12200
May 200499.0FairGoodGoodSatisfactory-12200
May 200298.0FairGoodGoodSatisfactory-12200
May 200099.0FairGoodGoodSatisfactory-12200
August 199863.0PoorFairGoodPoor-12200
September 199686.0FairSatisfactoryVery GoodFair-12200
September 199483.0PoorPoorVery GoodFairSD12200
August 199267.0PoorSatisfactoryVery GoodPoorSD12200
June 199091.0PoorPoorVery GoodSatisfactorySD12200