US Bridges

FAS 131 over Kerns Branch

Good

Knox County, Tennessee · 1.4 M NE of SR331 · Structure no. 47SR1310003

Built
1939
86 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
12,226
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 131 over Kerns Branch is a concrete culvert carrying FAS 131 over Kerns Branch in Knox County, Tennessee. It was built in 1939, so it is 86 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,226 vehicles a day, roughly 4% of them trucks, projected to reach 17,770 by 2042. The structure is 30 ft (9.1 m) long and 23 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesFAS 131
CrossesKerns Branch
Location1.4 M NE of SR331
RouteState Highway 131
Coordinates36.11612, -83.87605
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span27 ft (8.3 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,226 (2021)
Projected traffic17,770 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$703,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 131 over Kerns Branch built?

It was built in 1939, making it 86 years old in 2025.

What condition is FAS 131 over Kerns 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 FAS 131 over Kerns Branch carry?

About 12,226 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 131 over Kerns Branch?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.3 m) and a deck 23 ft wide.

Who owns FAS 131 over Kerns Branch?

It is owned by the State Highway Agency.