US Bridges

FAS 167 over Forge Creek

Fair

Johnson County, Tennessee · SE of Mountain City · Structure no. 46S23740009

Built
1972
53 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
1,644
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 167 over Forge Creek is a concrete continuous culvert carrying FAS 167 over Forge Creek in Johnson County, Tennessee. It was built in 1972, so it is 53 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 5 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 1,644 vehicles a day, roughly 5% of them trucks, projected to reach 2,630 by 2042. The structure is 29 ft (8.7 m) long and 71 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
CarriesFAS 167
CrossesForge Creek
LocationSE of Mountain City
RouteState Highway 167
CountyJohnson County
StateTennessee
Coordinates36.48492, -81.71715
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum 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 spans2
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span10 ft (3 m)
Deck width71 ft (21.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,644 (2021)
Projected traffic2,630 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 167 over Forge Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is FAS 167 over Forge 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 September 2024.

How much traffic does FAS 167 over Forge Creek carry?

About 1,644 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 167 over Forge Creek?

The structure is 29 ft (8.7 m) long with a longest span of 10 ft (3 m) and a deck 71 ft wide.

Who owns FAS 167 over Forge Creek?

It is owned by the State Highway Agency.