US Bridges

Nfa A654 over Branch

Good

Williamson County, Tennessee · 1.6 MI NW JCT SR106&SR248 · Structure no. 940A6540001

Built
1970
55 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
1,070
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A654 over Branch is a concrete continuous culvert carrying Nfa A654 over Branch in Williamson County, Tennessee. It was built in 1970, so it is 55 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 1,070 vehicles a day, roughly 2% of them trucks, projected to reach 1,712 by 2041. The structure is 32 ft (9.8 m) long and 32 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNfa A654
CrossesBranch
Location1.6 MI NW JCT SR106&SR248
RouteCounty Highway 654
CountyWilliamson County
StateTennessee
Coordinates35.88377, -86.85733
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length32 ft (9.8 m)
Longest span12 ft (3.7 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,070 (2020)
Projected traffic1,712 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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$274,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A654 over Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa A654 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 May 2023.

How much traffic does Nfa A654 over Branch carry?

About 1,070 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A654 over Branch?

The structure is 32 ft (9.8 m) long with a longest span of 12 ft (3.7 m) and a deck 32 ft wide.

Who owns Nfa A654 over Branch?

It is owned by the County Highway Agency.