US Bridges

FAP 408 (sr 155) over Branch

Good

Davidson County, Tennessee · @ Knight RD & Briley Pkwy · Structure no. 19SR1550047

Built
1990
35 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
46,651
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 408 (sr 155) over Branch is a concrete continuous culvert carrying FAP 408 (sr 155) over Branch in Davidson County, Tennessee. It was built in 1990, so it is 35 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 46,651 vehicles a day, roughly 7% of them trucks, projected to reach 80,707 by 2041. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFAP 408 (sr 155)
CrossesBranch
Location@ Knight RD & Briley Pkwy
RouteState Highway 155
CountyDavidson County
StateTennessee
Coordinates36.23445, -86.8016
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,651 (2021)
Projected traffic80,707 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$649,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 408 (sr 155) over Branch built?

It was built in 1990, making it 35 years old in 2025.

What condition is FAP 408 (sr 155) 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 April 2023.

How much traffic does FAP 408 (sr 155) over Branch carry?

About 46,651 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAP 408 (sr 155) over Branch?

The structure is 50 ft (15.2 m) long with a longest span of 15 ft (4.6 m).

Who owns FAP 408 (sr 155) over Branch?

It is owned by the State Highway Agency.