US Bridges

Nfa 1819 (sa 5023) over Buffalo River

Fair

Lawrence County, Tennessee · 3 M. Sw. Summertown. · Structure no. 50018190003

Built
1977
48 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
209 ft
3 main spans
Daily traffic
810
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1819 (sa 5023) over Buffalo River is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 1819 (sa 5023) over Buffalo River in Lawrence County, Tennessee. It was built in 1977, so it is 48 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 810 vehicles a day, roughly 3% of them trucks, projected to reach 1,133 by 2042. The structure is 209 ft (63.8 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesNfa 1819 (sa 5023)
CrossesBuffalo River
Location3 M. Sw. Summertown.
RouteCounty Highway 1819
CountyLawrence County
StateTennessee
Coordinates35.39857, -87.33411
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length209 ft (63.8 m)
Longest span66 ft (20.2 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2021)
Projected traffic1,133 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Nfa 1819 (sa 5023) over Buffalo River built?

It was built in 1977, making it 48 years old in 2025.

What condition is Nfa 1819 (sa 5023) over Buffalo River 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 June 2023.

How much traffic does Nfa 1819 (sa 5023) over Buffalo River carry?

About 810 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1819 (sa 5023) over Buffalo River?

The structure is 209 ft (63.8 m) long with a longest span of 66 ft (20.2 m) and a deck 32 ft wide.

Who owns Nfa 1819 (sa 5023) over Buffalo River?

It is owned by the County Highway Agency.