US Bridges

Nfa 1912 (sa 6012) over Branch

Fair

Maury County, Tennessee · 2 M. Sw. Culleoka. · Structure no. 60019120001

Built
1972
53 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
1,068
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1912 (sa 6012) over Branch is a concrete continuous culvert carrying Nfa 1912 (sa 6012) over Branch in Maury County, Tennessee. It was built in 1972, so it is 53 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.

It carries about 1,068 vehicles a day, roughly 3% of them trucks, projected to reach 1,680 by 2040. The structure is 27 ft (8.2 m) long and 27 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesNfa 1912 (sa 6012)
CrossesBranch
Location2 M. Sw. Culleoka.
RouteCounty Highway 1912
CountyMaury County
StateTennessee
Coordinates35.464, -87.00488
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,068 (2021)
Projected traffic1,680 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$115,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1912 (sa 6012) over Branch built?

It was built in 1972, making it 53 years old in 2025.

What condition is Nfa 1912 (sa 6012) over 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 1912 (sa 6012) over Branch carry?

About 1,068 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1912 (sa 6012) over Branch?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 27 ft wide.

Who owns Nfa 1912 (sa 6012) over Branch?

It is owned by the County Highway Agency.