US Bridges

Nfa E512 over Branch

Good

Davidson County, Tennessee · Harborwood Court · Structure no. 190E5120001

Built
1990
35 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
390
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa E512 over Branch is a concrete continuous culvert carrying Nfa E512 over Branch in Davidson County, Tennessee. It was built in 1990, so it is 35 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 390 vehicles a day, roughly 2% of them trucks, projected to reach 624 by 2039. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 12.4 mi (20 km).

CarriesNfa E512
CrossesBranch
LocationHarborwood Court
RouteCounty Highway 512
Coordinates36.1334, -86.63758
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2020)
Projected traffic624 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed12.4 mi (20 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 E512 over Branch built?

It was built in 1990, making it 35 years old in 2025.

What condition is Nfa E512 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 E512 over Branch carry?

About 390 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa E512 over Branch?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Nfa E512 over Branch?

It is owned by the County Highway Agency.