US Bridges

FAP 61 over Cardiff Creek

Fair

Roane County, Tennessee · 2.86 Mi.W.Of Harriman · Structure no. 73SR0610001

Built
1947
78 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
46 ft
3 main spans
Daily traffic
13,820
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 61 over Cardiff Creek is a concrete continuous culvert carrying FAP 61 over Cardiff Creek in Roane County, Tennessee. It was built in 1947, so it is 78 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 13,820 vehicles a day, roughly 9% of them trucks, projected to reach 20,194 by 2041. The structure is 46 ft (14 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesFAP 61
CrossesCardiff Creek
Location2.86 Mi.W.Of Harriman
RouteU.S. Route 27
CountyRoane County
StateTennessee
Coordinates35.89276, -84.62334
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.9 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length46 ft (14 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,820 (2021)
Projected traffic20,194 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$655,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 61 over Cardiff Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is FAP 61 over Cardiff 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 May 2023.

How much traffic does FAP 61 over Cardiff Creek carry?

About 13,820 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 61 over Cardiff Creek?

The structure is 46 ft (14 m) long with a longest span of 12 ft (3.7 m).

Who owns FAP 61 over Cardiff Creek?

It is owned by the State Highway Agency.