Share:

I-75 S-E RAMP over I-75 SB

Map

Coordinates:
+42.36904, -83.05845
42°22'09" N, 83°03'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 S-E RAMP over I-75 SB
Structure number:000000000011832
Old structure number:82182251000S305 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway overpass (third level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:105.0 ft. [32.0 m]
Total length:192.9 ft. [58.8 m]
Roadway width between curbs:26.2 ft. [8.0 m]
Deck width edge-to-edge:29.2 ft. [8.9 m]
Vertical clearance below bridge:26.2 ft. [8.0 m]
Skew angle:55°
Owner:State Highway Agency [01]
Year built:1962
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:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,110 [as of 1982]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 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:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:100.0
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactoryGoodGood10110100.0
December 2015FairSatisfactoryGoodGood10110100.0
December 2013FairSatisfactoryGoodGood10110100.0
March 2012FairSatisfactoryGoodGood10110100.0
June 2010FairSatisfactoryGoodGood10110100.0
January 2009FairSatisfactoryGoodGood10110100.0
January 2007FairSatisfactoryGoodGood10110100.0
January 2005FairSatisfactoryGoodGood10110100.0
January 2003FairSatisfactoryGoodGood10110100.0
January 2001FairSatisfactoryGoodGood10110100.0
September 1998FairSatisfactoryGoodFair1011089.0
September 1996FairGoodGoodFair1011087.0
September 1994FairSatisfactoryVery GoodFair1011087.0
July 1992PoorGoodVery GoodPoor1011071.0
June 1990FairGoodVery GoodFair1011087.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,1663,03513100
Deck
Reinforced Concrete Decksq. ft.60,633060,1494840
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.131953600
Reinforced Concrete Pier Caplinear ft.2462133300
Joints
Strip Seal Jointlinear ft.236236000
Pourable Jointlinear ft.118690490
Bearings
Movable Bearingeach1010000
Fixed Bearingeach1010000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,26693832800