US Bridges

Nfa A134 over Flat Creek

Fair

Union County, Tennessee · S of SR131-NE of Luttrell · Structure no. 870A1340001

Built
1981
44 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
54 ft
4 main spans
Daily traffic
180
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A134 over Flat Creek is a steel culvert carrying Nfa A134 over Flat Creek in Union County, Tennessee. It was built in 1981, so it is 44 years old, younger 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 180 vehicles a day, roughly 2% of them trucks, projected to reach 288 by 2040. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesNfa A134
CrossesFlat Creek
LocationS of SR131-NE of Luttrell
RouteCounty Highway 134
CountyUnion County
StateTennessee
Coordinates36.22993, -83.7137
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadUnknown
Structure length54 ft (16.5 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2020)
Projected traffic288 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A134 over Flat Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Nfa A134 over Flat 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 2024.

How much traffic does Nfa A134 over Flat Creek carry?

About 180 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A134 over Flat Creek?

The structure is 54 ft (16.5 m) long with a longest span of 12 ft (3.8 m).

Who owns Nfa A134 over Flat Creek?

It is owned by the County Highway Agency.