US Bridges

FAS 1 over Johnson Creek

Fair

Madison County, Tennessee · 1.3 Mi. West of Jackson · Structure no. 57SR0010012

Built
1959
66 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete
Length
157 ft
5 main spans
Daily traffic
7,620
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 1 over Johnson Creek is a concrete tee beam carrying FAS 1 over Johnson Creek in Madison County, Tennessee. It was built in 1959, so it is 66 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 7,620 vehicles a day, roughly 4% of them trucks, projected to reach 10,010 by 2041. The structure is 157 ft (47.9 m) long and 34 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesFAS 1
CrossesJohnson Creek
Location1.3 Mi. West of Jackson
RouteU.S. Route 70
Coordinates35.6145, -88.90039
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating24.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span43 ft (13.1 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,620 (2021)
Projected traffic10,010 by 2041
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$557,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 1 over Johnson Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is FAS 1 over Johnson 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 1 over Johnson Creek carry?

About 7,620 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 1 over Johnson Creek?

The structure is 157 ft (47.9 m) long with a longest span of 43 ft (13.1 m) and a deck 34 ft wide.

Who owns FAS 1 over Johnson Creek?

It is owned by the State Highway Agency.