US Bridges

FAU 3150 over Branch

Good

Dickson County, Tennessee · In Dickson City Limits · Structure no. 22M31500001

Built
1948
77 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
3,313
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3150 over Branch is a concrete continuous culvert carrying FAU 3150 over Branch in Dickson County, Tennessee. It was built in 1948, so it is 77 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 3,313 vehicles a day, roughly 3% of them trucks, projected to reach 5,696 by 2040. The structure is 23 ft (7 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAU 3150
CrossesBranch
LocationIn Dickson City Limits
RouteCity Street 3150
Coordinates36.08446, -87.38149
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,313 (2021)
Projected traffic5,696 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$148,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3150 over Branch built?

It was built in 1948, making it 77 years old in 2025.

What condition is FAU 3150 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 2024.

How much traffic does FAU 3150 over Branch carry?

About 3,313 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3150 over Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns FAU 3150 over Branch?

It is owned by the City or Municipal Highway Agency.