US Bridges

FAS 84 over Flatt Branch

Fair

White County, Tennessee · 3 Mi.S.Of Putnam Co. · Structure no. 93SR0840007

Built
1966
59 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
198
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 84 over Flatt Branch is a concrete continuous culvert carrying FAS 84 over Flatt Branch in White County, Tennessee. It was built in 1966, so it is 59 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.

It carries about 198 vehicles a day, roughly 5% of them trucks, projected to reach 595 by 2042. The structure is 23 ft (7 m) long. If it were closed, the detour would be 47.8 mi (77 km).

Location

Open in Google Maps
CarriesFAS 84
CrossesFlatt Branch
Location3 Mi.S.Of Putnam Co.
RouteState Highway 84
CountyWhite County
StateTennessee
Coordinates36.00727, -85.37258
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 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 traffic198 (2021)
Projected traffic595 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 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 84 over Flatt Branch built?

It was built in 1966, making it 59 years old in 2025.

What condition is FAS 84 over Flatt Branch 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 January 2024.

How much traffic does FAS 84 over Flatt Branch carry?

About 198 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 84 over Flatt Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns FAS 84 over Flatt Branch?

It is owned by the State Highway Agency.