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 2014 

Status:Open, no restriction [A]
Average daily traffic:770 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:75.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,155,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201475.5Not deficientGoodSatisfactoryFair770
October 201275.5Not deficientSatisfactorySatisfactoryFair770
October 201075.5Not deficientSatisfactorySatisfactoryFair770
October 200875.5Not deficientSatisfactoryGoodFair770
October 200675.5Not deficientSatisfactoryGoodFair770
December 200475.5Not deficientSatisfactoryGoodFair770
July 200275.5Not deficientSatisfactoryGoodFair770
September 200073.4Not deficientSatisfactoryGoodFair770
August 199886.4Not deficientSatisfactoryGoodSatisfactory770
January 199786.3Not deficientSatisfactoryGoodSatisfactory1500
August 199486.4Not deficientSatisfactoryGoodSatisfactory1500
October 199284.4Not deficientSatisfactoryGoodSatisfactory1500
August 199084.4Not deficientSatisfactoryGoodSatisfactory1500