US Bridges

Nfa 2055 (sa 8321) over Branch

Good

Sumner County, Tennessee · 1.7 MI SE JCT SR76&SR109 · Structure no. 83020550009

Built
1983
42 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
575
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2055 (sa 8321) over Branch is a concrete continuous culvert carrying Nfa 2055 (sa 8321) over Branch in Sumner County, Tennessee. It was built in 1983, so it is 42 years old, younger 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.

It carries about 575 vehicles a day, roughly 3% of them trucks, projected to reach 832 by 2041. The structure is 34 ft (10.4 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa 2055 (sa 8321)
CrossesBranch
Location1.7 MI SE JCT SR76&SR109
RouteCounty Highway 2055
Coordinates36.5404, -86.4765
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width36 ft (10.9 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2021)
Projected traffic832 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$2,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2055 (sa 8321) over Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is Nfa 2055 (sa 8321) over 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 October 2024.

How much traffic does Nfa 2055 (sa 8321) over Branch carry?

About 575 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2055 (sa 8321) over Branch?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 36 ft wide.

Who owns Nfa 2055 (sa 8321) over Branch?

It is owned by the County Highway Agency.