US Bridges

Nfa 0A612 over Owen Branch

Fair

Warren County, Tennessee · 2 MI SE of Centertown · Structure no. 89SR0010005

Built
1924
101 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
1,228
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 0A612 over Owen Branch is a concrete continuous culvert carrying Nfa 0A612 over Owen Branch in Warren County, Tennessee. It was built in 1924, so it is 101 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 1,228 vehicles a day, roughly 3% of them trucks, projected to reach 2,437 by 2041. The structure is 22 ft (6.6 m) long and 29 ft wide. If it were closed, the detour would be 75.2 mi (121 km).

Location

Open in Google Maps
CarriesNfa 0A612
CrossesOwen Branch
Location2 MI SE of Centertown
RouteCounty Highway 0A612
CountyWarren County
StateTennessee
Coordinates35.70805, -85.88589
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.6 m)
Longest span10 ft (3 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,228 (2021)
Projected traffic2,437 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed75.2 mi (121 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$86,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 0A612 over Owen Branch built?

It was built in 1924, making it 101 years old in 2025.

What condition is Nfa 0A612 over Owen 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 January 2025.

How much traffic does Nfa 0A612 over Owen Branch carry?

About 1,228 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 0A612 over Owen Branch?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns Nfa 0A612 over Owen Branch?

It is owned by the County Highway Agency.