US Bridges

Nfa 5521 over Branch

Good

Williamson County, Tennessee · 3.4 MI SE JCT SR252&SR253 · Structure no. 940A1440005

Built
1970
55 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
8,775
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa 5521 over Branch is a concrete continuous culvert carrying Nfa 5521 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 8,775 vehicles a day, roughly 3% of them trucks, projected to reach 9,902 by 2041. The structure is 23 ft (7 m) long. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNfa 5521
CrossesBranch
Location3.4 MI SE JCT SR252&SR253
RouteCity Street 5521
Coordinates35.97653, -86.7257
Functional classUrban Collector

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 inspectionJuly 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 rating68.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,775 (2021)
Projected traffic9,902 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 5521 over Branch built?

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

What condition is Nfa 5521 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 July 2023.

How much traffic does Nfa 5521 over Branch carry?

About 8,775 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 5521 over Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Nfa 5521 over Branch?

It is owned by the City or Municipal Highway Agency.