US Bridges

Nfa A495 over Branch

Good

Sumner County, Tennessee · 3.7 MI N JCT SR25&SR76 · Structure no. 830A4950001

Built
1983
42 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
290
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A495 over Branch is a concrete continuous culvert carrying Nfa A495 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 290 vehicles a day, roughly 10% of them trucks, projected to reach 464 by 2040. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A495
CrossesBranch
Location3.7 MI N JCT SR25&SR76
RouteCounty Highway 0A495
Coordinates36.54593, -86.58815
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span12 ft (3.7 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic290 (2020)
Projected traffic464 by 2040
Trucks10%
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 A495 over Branch built?

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

What condition is Nfa A495 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 A495 over Branch carry?

About 290 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Nfa A495 over Branch?

The structure is 30 ft (9.1 m) long with a longest span of 12 ft (3.7 m) and a deck 29 ft wide.

Who owns Nfa A495 over Branch?

It is owned by the County Highway Agency.