US Bridges

FAU 131 over Branch

Good

Knox County, Tennessee · 1 MI NE of I75 · Structure no. 47SR1310007

Built
1960
65 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
28,511
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 131 over Branch is a concrete continuous culvert carrying FAU 131 over Branch in Knox County, Tennessee. It was built in 1960, so it is 65 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 28,511 vehicles a day, roughly 6% of them trucks, projected to reach 43,445 by 2042. The structure is 30 ft (9.2 m) long and 45 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesFAU 131
CrossesBranch
Location1 MI NE of I75
RouteState Highway 131
CountyKnox County
StateTennessee
Coordinates36.05556, -83.98732
Functional classUrban Minor Arterial

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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length30 ft (9.2 m)
Longest span14 ft (4.2 m)
Deck width45 ft (13.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,511 (2021)
Projected traffic43,445 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FAU 131 over Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is FAU 131 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 January 2024.

How much traffic does FAU 131 over Branch carry?

About 28,511 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAU 131 over Branch?

The structure is 30 ft (9.2 m) long with a longest span of 14 ft (4.2 m) and a deck 45 ft wide.

Who owns FAU 131 over Branch?

It is owned by the State Highway Agency.