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I-75 over SCHAEFER RD

Map

Coordinates:
+42.27714, -83.15629
42°16'38" N, 83°09'23" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 over SCHAEFER RD
Structure number:000000000011732
Old structure number:82182194000S040 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:62.7 ft. [19.1 m]
Total length:211.6 ft. [64.5 m]
Roadway width between curbs:132.6 ft. [40.4 m]
Deck width edge-to-edge:140.4 ft. [42.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1966
Year reconstructed:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:4
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: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:102,378 [as of 2007]
Truck traffic:12% 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: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 desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodGoodGood10237897.0
June 2015GoodGoodGoodGood10237897.0
June 2013GoodGoodGoodGood10237897.0
June 2011GoodGoodGoodGood10237897.0
June 2009GoodGoodGoodGood10237897.0
October 2008GoodGoodGoodGood10237897.0
October 2006GoodVery GoodVery GoodVery Good9922097.0
November 2004GoodVery GoodVery GoodVery Good8500097.0
November 2002FairFairGoodExcellent8500096.0
August 2001PoorPoorPoorFair8500067.0
May 2000PoorFairPoorFair8500069.0
July 1998PoorSatisfactoryPoorSatisfactory8500069.0
September 1996FairGoodGoodSatisfactory7620097.0
August 1994FairGoodGoodSatisfactory7620097.0
June 1992FairGoodGoodSatisfactory7620097.0
May 1990GoodGoodVery GoodGood7620097.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.12,50312,503000
Deck
Reinforced Concrete Decksq. ft.319,990317,2992,69100
Substructure
Reinforced Concrete Columneach3030000
Reinforced Concrete Abutmentlinear ft.922922000
Reinforced Concrete Pier Caplinear ft.1,3811,381000
Joints
Strip Seal Jointlinear ft.922922000
Pourable Jointlinear ft.922922000
Bearings
Elastomeric Bearingeach9090000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,7792,43134800