US Bridges

FAS 9 over Rock Creek

Fair

Campbell County, Tennessee · In Rich Mt · Structure no. 07SR0090005

Built
1929
96 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
763
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 9 over Rock Creek is a concrete continuous culvert carrying FAS 9 over Rock Creek in Campbell County, Tennessee. It was built in 1929, so it is 96 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 763 vehicles a day, roughly 5% of them trucks, projected to reach 1,221 by 2042. The structure is 23 ft (7 m) long and 35 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesFAS 9
CrossesRock Creek
LocationIn Rich Mt
RouteState Highway 9
Coordinates36.5129, -84.08379
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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic763 (2021)
Projected traffic1,221 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 9 over Rock Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is FAS 9 over Rock 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 April 2023.

How much traffic does FAS 9 over Rock Creek carry?

About 763 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 9 over Rock Creek?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 35 ft wide.

Who owns FAS 9 over Rock Creek?

It is owned by the State Highway Agency.