US Bridges

FAP 57 over Overflow

FairPosted for load

McNairy County, Tennessee · 1.4 Mi.W.Of Ramer · Structure no. 55SR0570007

Built
1939
86 years old, rebuilt 1992
Condition
Fair
inspected July 2024
Type
Channel Beam
Concrete
Length
238 ft
14 main spans
Daily traffic
1,606
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 57 over Overflow is a concrete channel beam carrying FAP 57 over Overflow in McNairy County, Tennessee. It was built in 1939 and reconstructed in 1992, so it is 86 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 5 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 1,606 vehicles a day, roughly 5% of them trucks, projected to reach 2,570 by 2042. The structure is 238 ft (72.5 m) long and 29 ft wide. If it were closed, the detour would be 62.8 mi (101 km).

CarriesFAP 57
CrossesOverflow
Location1.4 Mi.W.Of Ramer
RouteState Highway 57
Coordinates35.06581, -88.65136
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans14
Design loadH 15
Structure length238 ft (72.5 m)
Longest span17 ft (5.2 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,606 (2021)
Projected traffic2,570 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.8 mi (101 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$2.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 57 over Overflow built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1992.

What condition is FAP 57 over Overflow 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 2024.

How much traffic does FAP 57 over Overflow carry?

About 1,606 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAP 57 over Overflow?

The structure is 238 ft (72.5 m) long with a longest span of 17 ft (5.2 m) and a deck 29 ft wide.

Who owns FAP 57 over Overflow?

It is owned by the State Highway Agency.