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I24 over BROWN'S FERRY (FAU 3622)

Map

Coordinates:
+35.02738, -85.36387
35°01'39" N, 85°21'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 over BROWN'S FERRY (FAU 3622)
Structure number:33I00240007
Location:4.2 MI E OF GA STATE LINE
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:77.1 ft. [23.5 m]
Total length:139.1 ft. [42.4 m]
Roadway width between curbs:36.4 ft. [11.1 m]
Deck width edge-to-edge:44.6 ft. [13.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:35°
Owner:State Highway Agency [01]
Year built:1964
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:72,780 [as of 2017]
Truck traffic:17% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:51.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,478,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018PoorFairPoorGood7278051.9
August 2016FairSatisfactoryFairGood6826059.3
August 2014FairSatisfactoryFairGood7207059.0
August 2012FairSatisfactorySatisfactoryFair7021059.1
August 2010FairSatisfactorySatisfactoryFair7410072.4
August 2008FairSatisfactorySatisfactoryFair7437072.4
August 2006FairSatisfactorySatisfactoryFair7460072.4
October 2004FairSatisfactorySatisfactoryFair7098072.6
June 2002FairSatisfactorySatisfactoryFair6920072.7
August 2000FairSatisfactorySatisfactoryFair6232069.2
July 1998FairSatisfactorySatisfactoryFair6117069.4
June 1996FairSatisfactoryGoodGood4441083.3
July 1994FairSatisfactoryGoodGood4413084.2
July 1992FairSatisfactoryGoodGood3700084.9
September 1990FairSatisfactoryGoodGood3700084.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.9809540260
Deck
Reinforced Concrete Decksq. ft.6,3004,1802,0001200
Wearing Surfacessq. ft.5,3205,320000
Substructure
Reinforced Concrete Columneach85300
Reinforced Concrete Abutmentlinear ft.1585710010
Reinforced Concrete Pier Caplinear ft.104693500
Joints
Strip Seal Jointlinear ft.110110000
Bearings
Movable Bearingeach2102100
Fixed Bearingeach2151240
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.280280000