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I24 over I24 LL / DIXIE B RD

Map

Coordinates:
+36.48725, -87.15980
36°29'14" N, 87°09'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 over I24 LL / DIXIE B RD
Structure number:63I00240022
Location:2.0 M NW ROBERTSON CO LI
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:88.9 ft. [27.1 m]
Total length:204.1 ft. [62.2 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1972
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:46,780 [as of 2017]
Truck traffic:23% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:90.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairSatisfactorySatisfactorySatisfactory4678090.3
November 2016FairSatisfactoryGoodGood4757091.7
November 2014FairSatisfactoryGoodGood4649091.8
November 2012FairSatisfactoryGoodGood4484092.0
November 2010GoodGoodGoodGood4484087.4
November 2008GoodGoodGoodGood3934088.9
November 2006GoodGoodGoodGood4399088.5
February 2005GoodGoodGoodGood4690088.2
June 2003GoodGoodGoodGood4565088.3
May 2001GoodGoodGoodGood4038088.8
June 1999GoodGoodGoodGood3440091.4
January 1997GoodGoodGoodGood2700092.2
February 1995GoodGoodGoodGood2700092.7
January 1993FairSatisfactoryGoodGood2654098.0
January 1991FairSatisfactoryGoodGood2654098.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,0201,014060
Deck
Reinforced Concrete Decksq. ft.8,5688,44801200
Wearing Surfacessq. ft.8,2428,242000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.1181061200
Reinforced Concrete Pier Caplinear ft.105105000
Bearings
Elastomeric Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4083620460