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I-475 over LEITH STREET

Map

Coordinates:
+43.04289, -83.67632
43°02'34" N, 83°40'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-475 over LEITH STREET
Structure number:000000000002674
Old structure number:25125132000S240 (from 1992 edition)
Location:IN CITY OF FLINT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:79.7 ft. [24.3 m]
Total length:157.8 ft. [48.1 m]
Roadway width between curbs:122.1 ft. [37.2 m]
Deck width edge-to-edge:123.7 ft. [37.7 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1977
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:3
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: April 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:56,000 [as of 2007]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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:92.8
Recommended work:Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:$151,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2016FairSatisfactoryGoodSatisfactory5600092.8
April 2014FairSatisfactoryGoodSatisfactory5600092.8
April 2012GoodGoodGoodGood5600092.8
April 2010GoodGoodGoodGood5600092.8
April 2008GoodGoodGoodGood5600092.8
April 2006GoodGoodGoodGood6109892.3
April 2004GoodGoodGoodGood5700092.7
April 2002GoodGoodGoodGood5700092.7
October 2001GoodGoodGoodGood5700092.7
September 2000FairSatisfactoryGoodGood5700092.7
September 1998FairSatisfactorySatisfactoryGood5700092.7
July 1996FairGoodSatisfactoryGood5700092.7
August 1994FairGoodSatisfactoryGood2270096.3
June 1992FairGoodSatisfactoryVery Good2270096.3
August 1990GoodGoodVery GoodVery Good2270096.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.8,2858,06802170
Steel Protective Coatingsq. ft.212,253210,1332,12000
Deck
Reinforced Concrete Decksq. ft.210,112206,6783,369650
Superstructure
Steel Pin or Pin & Hangar Assemblyeach3232000
Substructure
Reinforced Concrete Columneach2020000
Reinforced Concrete Abutmentlinear ft.817686115160
Reinforced Concrete Pier Caplinear ft.817817000
Joints
Strip Seal Jointlinear ft.833083300
Pourable Jointlinear ft.1,66701,66700
Bearings
Movable Bearingeach3228400
Fixed Bearingeach3228040
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,5519285486213