US Bridges

Nfa A233 over Plunkett Creek

Fair

Smith County, Tennessee · 3.7 MI SW JCT SR25&SR80 · Structure no. 800A2330001

Built
1923
102 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete
Length
113 ft
5 main spans
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A233 over Plunkett Creek is a concrete tee beam carrying Nfa A233 over Plunkett Creek in Smith County, Tennessee. It was built in 1923, so it is 102 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 70 vehicles a day, roughly 2% of them trucks, projected to reach 112 by 2041. The structure is 113 ft (34.4 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A233
CrossesPlunkett Creek
Location3.7 MI SW JCT SR25&SR80
RouteCounty Highway 233
Coordinates36.26178, -86.04947
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length113 ft (34.4 m)
Longest span23 ft (7 m)
Deck width22 ft (6.6 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic112 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 A233 over Plunkett Creek built?

It was built in 1923, making it 102 years old in 2025.

What condition is Nfa A233 over Plunkett 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 June 2023.

How much traffic does Nfa A233 over Plunkett Creek carry?

About 70 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A233 over Plunkett Creek?

The structure is 113 ft (34.4 m) long with a longest span of 23 ft (7 m) and a deck 22 ft wide.

Who owns Nfa A233 over Plunkett Creek?

It is owned by the County Highway Agency.