I24 over BROWN'S FERRY (FAU 3622)


+35.02722, -85.36361
35°01'38" N, 85°21'49" W
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:15.7 ft. [4.8 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 2014 

Status:Open, no restriction [A]
Average daily traffic:72,070 [as of 2014]
Truck traffic:17% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Operating rating:53.5 tons [48.6 metric tons]
Inventory rating:23.8 tons [21.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:59.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,478,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201459.0Functionally obsoleteSatisfactoryFairGood72070
August 201259.1Functionally obsoleteSatisfactorySatisfactoryFair70210
August 201072.4Functionally obsoleteSatisfactorySatisfactoryFair74100
August 200872.4Functionally obsoleteSatisfactorySatisfactoryFair74370
August 200672.4Functionally obsoleteSatisfactorySatisfactoryFair74600
October 200472.6Functionally obsoleteSatisfactorySatisfactoryFair70980
June 200272.7Functionally obsoleteSatisfactorySatisfactoryFair69200
August 200069.2Functionally obsoleteSatisfactorySatisfactoryFair62320
July 199869.4Functionally obsoleteSatisfactorySatisfactoryFair61170
June 199683.3Functionally obsoleteSatisfactoryGoodGood44410
July 199484.2Functionally obsoleteSatisfactoryGoodGood44130
July 199284.9Functionally obsoleteSatisfactoryGoodGood37000
September 199084.9Functionally obsoleteSatisfactoryGoodGood37000