US Bridges

FAU 158 over Third Creek

Fair

Knox County, Tennessee · 1.6 M NE of SR33 · Structure no. 47SR1580001

Built
1952
73 years old, rebuilt 1973
Condition
Fair
inspected January 2024
Type
Tee Beam
Concrete
Length
172 ft
6 main spans
Daily traffic
12,073
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 158 over Third Creek is a concrete tee beam carrying FAU 158 over Third Creek in Knox County, Tennessee. It was built in 1952 and reconstructed in 1973, so it is 73 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,073 vehicles a day, roughly 9% of them trucks, projected to reach 27,918 by 2042. The structure is 172 ft (52.3 m) long and 69 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFAU 158
CrossesThird Creek
Location1.6 M NE of SR33
RouteState Highway 1
Coordinates35.94311, -83.93591
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length172 ft (52.3 m)
Longest span29 ft (8.9 m)
Deck width69 ft (21 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,073 (2021)
Projected traffic27,918 by 2042
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 158 over Third Creek built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1973.

What condition is FAU 158 over Third Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does FAU 158 over Third Creek carry?

About 12,073 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAU 158 over Third Creek?

The structure is 172 ft (52.3 m) long with a longest span of 29 ft (8.9 m) and a deck 69 ft wide.

Who owns FAU 158 over Third Creek?

It is owned by the State Highway Agency.