US Bridges

FAP 366 over Little Sugar Creek

Fair

Gibson County, Tennessee · In Humboldt · Structure no. 27FA0350001

Built
1972
53 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
12,278
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 366 over Little Sugar Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 366 over Little Sugar Creek in Gibson County, Tennessee. It was built in 1972, so it is 53 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 12,278 vehicles a day, roughly 9% of them trucks, projected to reach 19,645 by 2042. The structure is 112 ft (34.1 m) long and 50 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAP 366
CrossesLittle Sugar Creek
LocationIn Humboldt
RouteState Highway 366
Coordinates35.81625, -88.891
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span39 ft (11.9 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,278 (2021)
Projected traffic19,645 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-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 Little Sugar Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is FAP 366 over Little Sugar 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 July 2023.

How much traffic does FAP 366 over Little Sugar Creek carry?

About 12,278 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 366 over Little Sugar Creek?

The structure is 112 ft (34.1 m) long with a longest span of 39 ft (11.9 m) and a deck 50 ft wide.

Who owns FAP 366 over Little Sugar Creek?

It is owned by the State Highway Agency.