US Bridges

FAS 313 over Old Fort Creek

FairPosted for load

Polk County, Tennessee · 1.4 Mile West of SR033 · Structure no. 70S43540001

Built
1952
73 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete
Length
84 ft
3 main spans
Daily traffic
1,104
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 313 over Old Fort Creek is a concrete tee beam carrying FAS 313 over Old Fort Creek in Polk County, Tennessee. It was built in 1952, so it is 73 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,104 vehicles a day, roughly 5% of them trucks, projected to reach 1,766 by 2042. The structure is 84 ft (25.6 m) long and 27 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesFAS 313
CrossesOld Fort Creek
Location1.4 Mile West of SR033
RouteState Highway 313
CountyPolk County
StateTennessee
Coordinates35.04715, -84.7472
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length84 ft (25.6 m)
Longest span28 ft (8.5 m)
Deck width27 ft (8.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,104 (2021)
Projected traffic1,766 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 313 over Old Fort Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is FAS 313 over Old Fort Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does FAS 313 over Old Fort Creek carry?

About 1,104 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 313 over Old Fort Creek?

The structure is 84 ft (25.6 m) long with a longest span of 28 ft (8.5 m) and a deck 27 ft wide.

Who owns FAS 313 over Old Fort Creek?

It is owned by the State Highway Agency.