US Bridges

FAS 424 over Big Sandy River Overflow

Good

Carroll County, Tennessee · 5.0 MI NW JCT I40&SR114 · Structure no. 09S80370021

Built
2014
11 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
96 ft
2 main spans
Daily traffic
562
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 424 over Big Sandy River Overflow is a prestressed concrete continuous stringer/multi-beam or girder carrying FAS 424 over Big Sandy River Overflow in Carroll County, Tennessee. It was built in 2014, so it is 11 years old, younger 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 562 vehicles a day, roughly 5% of them trucks, projected to reach 926 by 2042. The structure is 96 ft (29.3 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFAS 424
CrossesBig Sandy River Overflow
Location5.0 MI NW JCT I40&SR114
RouteState Highway 424
Coordinates35.84769, -88.34145
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating47.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length96 ft (29.3 m)
Longest span48 ft (14.6 m)
Deck width35 ft (10.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic562 (2021)
Projected traffic926 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 424 over Big Sandy River Overflow built?

It was built in 2014, making it 11 years old in 2025.

What condition is FAS 424 over Big Sandy River Overflow 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 July 2023.

How much traffic does FAS 424 over Big Sandy River Overflow carry?

About 562 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 424 over Big Sandy River Overflow?

The structure is 96 ft (29.3 m) long with a longest span of 48 ft (14.6 m) and a deck 35 ft wide.

Who owns FAS 424 over Big Sandy River Overflow?

It is owned by the State Highway Agency.