US Bridges

Mcgavock Road over Branch

Good

Williamson County, Tennessee · 1.9 MI SW JCT US31&TN254 · Structure no. 940A3620001

Built
1985
40 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
90
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mcgavock Road over Branch is a concrete continuous culvert carrying Mcgavock Road over Branch in Williamson County, Tennessee. It was built in 1985, so it is 40 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 90 vehicles a day, roughly 1% of them trucks, projected to reach 144 by 2043. The structure is 30 ft (9 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMcgavock Road
CrossesBranch
Location1.9 MI SW JCT US31&TN254
RouteCity Street 362
Coordinates36.01977, -86.81177
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length30 ft (9 m)
Longest span12 ft (3.7 m)
Deck width54 ft (16.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2023)
Projected traffic144 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcgavock Road over Branch built?

It was built in 1985, making it 40 years old in 2025.

What condition is Mcgavock Road 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 June 2023.

How much traffic does Mcgavock Road over Branch carry?

About 90 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Mcgavock Road over Branch?

The structure is 30 ft (9 m) long with a longest span of 12 ft (3.7 m) and a deck 54 ft wide.

Who owns Mcgavock Road over Branch?

It is owned by the City or Municipal Highway Agency.