US Bridges

Nfa B611 over Branch

Good

Davidson County, Tennessee · Glastonbury DR @ Airport · Structure no. 190A9950001

Built
1965
60 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
51,410
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa B611 over Branch is a concrete continuous culvert carrying Nfa B611 over Branch in Davidson County, Tennessee. It was built in 1965, so it is 60 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 51,410 vehicles a day, roughly 2% of them trucks, projected to reach 82,256 by 2041. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa B611
CrossesBranch
LocationGlastonbury DR @ Airport
RouteCity Street 611
Coordinates36.13645, -86.70119
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 evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating31.7 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 traffic51,410 (2020)
Projected traffic82,256 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$278,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa B611 over Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa B611 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 B611 over Branch carry?

About 51,410 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B611 over Branch?

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

Who owns Nfa B611 over Branch?

It is owned by the City or Municipal Highway Agency.