US Bridges

FAS 1 over Piney Creek

PoorPosted for load

Cumberland County, Tennessee · Cumberland-Roane Co.Line · Structure no. 18SR0010017

Built
1930
95 years old, rebuilt 1978
Condition
Poor
inspected February 2024
Type
Arch - Deck
Concrete
Length
350 ft
1 main span
Daily traffic
2,953
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 1 over Piney Creek is a concrete arch - deck carrying FAS 1 over Piney Creek in Cumberland County, Tennessee. It was built in 1930 and reconstructed in 1978, so it is 95 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,953 vehicles a day, roughly 3% of them trucks, projected to reach 4,725 by 2042. The structure is 350 ft (106.7 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesFAS 1
CrossesPiney Creek
LocationCumberland-Roane Co.Line
RouteU.S. Route 70
Coordinates35.85391, -84.73787
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, precast panels
Main spans1 (+6 approach)
Design loadHS 20
Structure length350 ft (106.7 m)
Longest span178 ft (54.3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,953 (2021)
Projected traffic4,725 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 1 over Piney Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1978.

What condition is FAS 1 over Piney Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does FAS 1 over Piney Creek carry?

About 2,953 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 1 over Piney Creek?

The structure is 350 ft (106.7 m) long with a longest span of 178 ft (54.3 m) and a deck 36 ft wide.

Who owns FAS 1 over Piney Creek?

It is owned by the State Highway Agency.