US Bridges

Nfa 2179 (sa 8909) over Owen Branch

GoodPosted for load

Warren County, Tennessee · 2MI South of US70S · Structure no. 89021790001

Built
1973
52 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Concrete
Length
23 ft
1 main span
Daily traffic
1,153
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2179 (sa 8909) over Owen Branch is a concrete tee beam carrying Nfa 2179 (sa 8909) over Owen Branch in Warren County, Tennessee. It was built in 1973, so it is 52 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 1,153 vehicles a day, roughly 3% of them trucks, projected to reach 1,845 by 2042. The structure is 23 ft (7.1 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesNfa 2179 (sa 8909)
CrossesOwen Branch
Location2MI South of US70S
RouteCounty Highway 2179
CountyWarren County
StateTennessee
Coordinates35.69288, -85.8754
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than 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 spans1
Design loadH 15
Structure length23 ft (7.1 m)
Longest span23 ft (7 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,153 (2021)
Projected traffic1,845 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2179 (sa 8909) over Owen Branch built?

It was built in 1973, making it 52 years old in 2025.

What condition is Nfa 2179 (sa 8909) over Owen Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does Nfa 2179 (sa 8909) over Owen Branch carry?

About 1,153 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2179 (sa 8909) over Owen Branch?

The structure is 23 ft (7.1 m) long with a longest span of 23 ft (7 m) and a deck 26 ft wide.

Who owns Nfa 2179 (sa 8909) over Owen Branch?

It is owned by the County Highway Agency.