US Bridges

Nfa A357 over Branch

Good

Wilson County, Tennessee · 1.5 MI NW JCT SR26&SR265 · Structure no. 950A3570001

Built
1985
40 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
170
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A357 over Branch is a concrete continuous culvert carrying Nfa A357 over Branch in Wilson County, Tennessee. It was built in 1985, so it is 40 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 170 vehicles a day, roughly 2% of them trucks, projected to reach 272 by 2041. The structure is 23 ft (7 m) long and 23 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A357
CrossesBranch
Location1.5 MI NW JCT SR26&SR265
RouteCounty Highway 0A357
Coordinates36.13405, -86.21378
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2020)
Projected traffic272 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A357 over Branch built?

It was built in 1985, making it 40 years old in 2025.

What condition is Nfa A357 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 May 2024.

How much traffic does Nfa A357 over Branch carry?

About 170 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A357 over Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 23 ft wide.

Who owns Nfa A357 over Branch?

It is owned by the County Highway Agency.