US Bridges

Nfa A734 over Branch

Good

Lincoln County, Tennessee · .32 M E Chennault Ford RD · Structure no. 520A7100001

Built
1988
37 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
200
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A734 over Branch is a concrete continuous culvert carrying Nfa A734 over Branch in Lincoln County, Tennessee. It was built in 1988, so it is 37 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 320 by 2042. The structure is 26 ft (7.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A734
CrossesBranch
Location.32 M E Chennault Ford RD
RouteCity Street 734
Coordinates35.1657, -86.51697
Functional classUrban 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 inspectionSeptember 2023
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 rating46.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span10 ft (3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic320 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 A734 over Branch built?

It was built in 1988, making it 37 years old in 2025.

What condition is Nfa A734 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 September 2023.

How much traffic does Nfa A734 over Branch carry?

About 200 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A734 over Branch?

The structure is 26 ft (7.8 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns Nfa A734 over Branch?

It is owned by the City or Municipal Highway Agency.