Share:

14TH ST over I-75

Map

Coordinates:
+42.33217, -83.07695
42°19'56" N, 83°04'37" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:14TH ST over I-75
Structure number:000000000011760
Old structure number:82182195000S010 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:67.9 ft. [20.7 m]
Total length:330.1 ft. [100.6 m]
Roadway width between curbs:57.7 ft. [17.6 m]
Deck width edge-to-edge:80.4 ft. [24.5 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:1994
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:6
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: May 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 1991]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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]
Sufficiency rating:46.0
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017PoorFairFairPoor1500046.0
May 2016PoorSatisfactoryFairPoor1500047.2
May 2015PoorSatisfactoryFairPoor1500047.2
May 2013FairSatisfactoryFairFair1500062.6
May 2011FairSatisfactoryFairFair1500062.6
May 2009FairSatisfactoryFairFair1500062.6
May 2008FairSatisfactoryFairFair1500062.6
May 2006FairSatisfactoryFairFair1500062.6
May 2004FairSatisfactoryFairFair1500062.6
May 2002FairSatisfactoryFairFair1500062.6
May 2000FairSatisfactoryFairFair1500062.6
August 1998FairSatisfactoryFairFair1500064.6
August 1996FairGoodFairSatisfactory1500078.3
August 1994PoorSeriousFairFair1500072.9
October 1993PoorSeriousGoodFair556074.8
July 1992PoorSeriousGoodFair556074.8
April 1991PoorSeriousPoorFair556058.4

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.12,40512,3396600
Deck
Reinforced Concrete Decksq. ft.285,599285,599000
Superstructure
Steel Pin or Pin & Hangar Assemblyeach4444000
Substructure
Reinforced Concrete Columneach3030000
Reinforced Concrete Abutmentlinear ft.60347213100
Reinforced Concrete Pier Caplinear ft.1,4961,2201641120
Joints
Strip Seal Jointlinear ft.5250459660
Compression Jointlinear ft.1,05072232800
Bearings
Movable Bearingeach4444000
Fixed Bearingeach3331200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1661,96919700