US Bridges

Nfa A234 over Keebler Branch

FairPosted for load

Washington County, Tennessee · Btwn US11E&SR75 near JCT · Structure no. 900A2340001

Built
1930
95 years old, rebuilt 1970
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A234 over Keebler Branch is a steel stringer/multi-beam or girder carrying Nfa A234 over Keebler Branch in Washington County, Tennessee. It was built in 1930 and reconstructed in 1970, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, roughly 2% of them trucks, projected to reach 64 by 2042. The structure is 29 ft (8.9 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNfa A234
CrossesKeebler Branch
LocationBtwn US11E&SR75 near JCT
RouteCounty Highway 234
CountyWashington County
StateTennessee
Coordinates36.26563, -82.5899
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating7.2 US tons
Inventory rating5.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 10
Structure length29 ft (8.9 m)
Longest span27 ft (8.3 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic64 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$200,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A234 over Keebler Branch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1970.

What condition is Nfa A234 over Keebler Branch 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 May 2024.

How much traffic does Nfa A234 over Keebler Branch carry?

About 40 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A234 over Keebler Branch?

The structure is 29 ft (8.9 m) long with a longest span of 27 ft (8.3 m) and a deck 24 ft wide.

Who owns Nfa A234 over Keebler Branch?

It is owned by the County Highway Agency.