NFA B323 over OLD RINGGOLD RD / I-24


+35.01667, -85.26833
35°01'00" N, 85°16'06" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA B323 over OLD RINGGOLD RD / I-24
Structure number:33I00240047
Location:0.3 MI E OF SR-8 JCT.
Purpose:Carries highway over highway
Route classification:Local (Urban) [19]
Length of largest span:113.9 ft. [34.7 m]
Total length:353.0 ft. [107.6 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:38.4 ft. [11.7 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:42°
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Historical significance is not determinable at this time [4]
Number of main spans:2
Main spans material:Steel continuous [4]
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: October 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:770 [as of 2017]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Operating rating:83.2 tons [75.6 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:59.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,155,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201659.4PoorSatisfactoryGoodPoorSD770
October 201475.5FairGoodSatisfactoryFair-770
October 201275.5FairSatisfactorySatisfactoryFair-770
October 201075.5FairSatisfactorySatisfactoryFair-770
October 200875.5FairSatisfactoryGoodFair-770
October 200675.5FairSatisfactoryGoodFair-770
December 200475.5FairSatisfactoryGoodFair-770
July 200275.5FairSatisfactoryGoodFair-770
September 200073.4FairSatisfactoryGoodFair-770
August 199886.4FairSatisfactoryGoodSatisfactory-770
January 199786.3FairSatisfactoryGoodSatisfactory-1500
August 199486.4FairSatisfactoryGoodSatisfactory-1500
October 199284.4FairSatisfactoryGoodSatisfactory-1500
August 199084.4FairSatisfactoryGoodSatisfactory-1500