US Bridges

FAS 314 over Four Mile Creek

Good

Polk County, Tennessee · .2 Mile South of Benton · Structure no. 70S43130005

Built
1968
57 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
1,746
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 314 over Four Mile Creek is a concrete continuous culvert carrying FAS 314 over Four Mile Creek in Polk County, Tennessee. It was built in 1968, so it is 57 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,746 vehicles a day, roughly 5% of them trucks, projected to reach 2,794 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesFAS 314
CrossesFour Mile Creek
Location.2 Mile South of Benton
RouteState Highway 314
Coordinates35.1637, -84.63425
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,746 (2021)
Projected traffic2,794 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 314 over Four Mile Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is FAS 314 over Four Mile Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does FAS 314 over Four Mile Creek carry?

About 1,746 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 314 over Four Mile Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns FAS 314 over Four Mile Creek?

It is owned by the State Highway Agency.