Share:

NFA D672 over BACKWATER OF TN. RIVER

Map 

Coordinates:
+35.04361, -85.35056
35°02'37" N, 85°21'02" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NFA D672 over BACKWATER OF TN. RIVER
Structure number:330D6720001
Location:2 MI NORTH OF I-24
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:49.5 ft. [15.1 m]
Total length:50.5 ft. [15.4 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:35.8 ft. [10.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1983
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:150 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:33.7 tons [30.6 metric tons]
Inventory rating:19.8 tons [18.0 metric tons]
Sufficiency rating:43.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$782,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201643.2PoorGoodSatisfactoryPoorSD150
March 201443.2PoorGoodSatisfactoryPoorSD150
March 201243.2PoorGoodSatisfactoryPoorSD150
March 201059.6PoorGoodSatisfactoryPoorSD150
March 200859.6PoorGoodSatisfactoryPoorSD150
February 200676.1FairGoodSatisfactoryFair-150
March 200476.1FairGoodSatisfactoryFair-150
March 200276.1FairGoodSatisfactoryFair-150
November 199976.1FairGoodSatisfactoryFair-150