US Bridges

FAP 401 (sr 24) over Sulphur Creek

Good

Smith County, Tennessee · 1.6 Mi.South of Rome · Structure no. 80SR0240001

Built
1937
88 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Concrete
Length
41 ft
2 main spans
Daily traffic
4,281
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 401 (sr 24) over Sulphur Creek is a concrete tee beam carrying FAP 401 (sr 24) over Sulphur Creek in Smith County, Tennessee. It was built in 1937, so it is 88 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,281 vehicles a day, roughly 5% of them trucks, projected to reach 6,501 by 2041. The structure is 41 ft (12.5 m) long and 28 ft wide. If it were closed, the detour would be 32.9 mi (53 km).

CarriesFAP 401 (sr 24)
CrossesSulphur Creek
Location1.6 Mi.South of Rome
RouteU.S. Route 70
Coordinates36.25545, -86.09637
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,281 (2021)
Projected traffic6,501 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed32.9 mi (53 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$221,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 401 (sr 24) over Sulphur Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is FAP 401 (sr 24) over Sulphur Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does FAP 401 (sr 24) over Sulphur Creek carry?

About 4,281 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAP 401 (sr 24) over Sulphur Creek?

The structure is 41 ft (12.5 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns FAP 401 (sr 24) over Sulphur Creek?

It is owned by the State Highway Agency.