US Bridges

FAP 366 over Branch

Good

Gibson County, Tennessee · In Humbolt · Structure no. 27SR3660007

Built
1983
42 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
4,648
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 366 over Branch is a concrete continuous culvert carrying FAP 366 over Branch in Gibson County, Tennessee. It was built in 1983, so it is 42 years old, younger 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 4,648 vehicles a day, roughly 9% of them trucks, projected to reach 7,437 by 2042. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesFAP 366
CrossesBranch
LocationIn Humbolt
RouteState Highway 366
Coordinates35.82914, -88.93581
Functional classUrban Other Principal Arterial

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 inspectionJuly 2023
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 rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,648 (2021)
Projected traffic7,437 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 FAP 366 over Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is FAP 366 over Branch 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 July 2023.

How much traffic does FAP 366 over Branch carry?

About 4,648 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 366 over Branch?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.3 m).

Who owns FAP 366 over Branch?

It is owned by the State Highway Agency.