US Bridges

Nfa H840 over Branch

Good

Davidson County, Tennessee · Hickory Highlands DR · Structure no. 190H8400001

Built
1989
36 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
590
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa H840 over Branch is a concrete continuous culvert carrying Nfa H840 over Branch in Davidson County, Tennessee. It was built in 1989, so it is 36 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 590 vehicles a day, roughly 2% of them trucks, projected to reach 944 by 2041. The structure is 25 ft (7.6 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa H840
CrossesBranch
LocationHickory Highlands DR
RouteCity Street 0H840
Coordinates36.0617, -86.6448
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width73 ft (22.3 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic590 (2020)
Projected traffic944 by 2041
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 H840 over Branch built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nfa H840 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 2023.

How much traffic does Nfa H840 over Branch carry?

About 590 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa H840 over Branch?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 73 ft wide.

Who owns Nfa H840 over Branch?

It is owned by the City or Municipal Highway Agency.