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I-75 NB OFF RAMP over RR AND MAINT RD

Map

Coordinates:
+42.28298, -83.14804
42°16'59" N, 83°08'53" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-75 NB OFF RAMP over RR AND MAINT RD
Structure number:000000000011717
Old structure number:82182194000B015 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:83.0 ft. [25.3 m]
Total length:533.2 ft. [162.5 m]
Roadway width between curbs:23.0 ft. [7.0 m]
Deck width edge-to-edge:26.2 ft. [8.0 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1967
Year reconstructed:1989
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:12
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:13,350 [as of 1982]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:67.3 tons [61.2 metric tons]
Inventory rating:40.3 tons [36.6 metric tons]
Sufficiency rating:91.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201591.0FairSatisfactoryVery GoodGood-13350
May 201391.0FairSatisfactoryVery GoodGood-13350
May 201191.0FairSatisfactoryVery GoodGood-13350
May 200991.0FairSatisfactoryGoodSatisfactory-13350
June 200791.0FairSatisfactoryGoodGood-13350
June 200591.0FairSatisfactoryGoodGood-13350
June 200391.0FairSatisfactorySatisfactoryGood-13350
August 200279.4FairSatisfactoryFairGood-13350
August 200079.4FairSatisfactoryFairGood-13350
September 199891.0FairSatisfactorySatisfactoryGood-13350
August 199691.0GoodGoodGoodGood-13350
August 199490.7GoodGoodGoodGood-13350
July 199290.7GoodGoodGoodGood-13350
November 199090.7GoodGoodGoodGood-13350