US Bridges

Nfa 1424 (sa 7518) over Branch

Good

Rutherford County, Tennessee · 5.4 MI N JCT I24&COFFEE · Structure no. 75S63140003

Built
1958
67 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
1,077
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1424 (sa 7518) over Branch is a concrete continuous culvert carrying Nfa 1424 (sa 7518) over Branch in Rutherford County, Tennessee. It was built in 1958, so it is 67 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.

It carries about 1,077 vehicles a day, roughly 1% of them trucks, projected to reach 1,723 by 2042. The structure is 26 ft (7.9 m) long and 38 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1424 (sa 7518)
CrossesBranch
Location5.4 MI N JCT I24&COFFEE
RouteCounty Highway 1424
Coordinates35.71233, -86.25909
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,077 (2021)
Projected traffic1,723 by 2042
Trucks1%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1424 (sa 7518) over Branch built?

It was built in 1958, making it 67 years old in 2025.

What condition is Nfa 1424 (sa 7518) 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 August 2024.

How much traffic does Nfa 1424 (sa 7518) over Branch carry?

About 1,077 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 1424 (sa 7518) over Branch?

The structure is 26 ft (7.9 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns Nfa 1424 (sa 7518) over Branch?

It is owned by the County Highway Agency.