US Bridges

FAS 89 over Overflow

Good

Obion County, Tennessee · 1.1 Mile East of Kenton · Structure no. 66S80080013

Built
1978
47 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
1,222
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 89 over Overflow is a prestressed concrete continuous stringer/multi-beam or girder carrying FAS 89 over Overflow in Obion County, Tennessee. It was built in 1978, so it is 47 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 1,222 vehicles a day, roughly 5% of them trucks, projected to reach 2,013 by 2041. The structure is 139 ft (42.4 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 89
CrossesOverflow
Location1.1 Mile East of Kenton
RouteState Highway 89
Coordinates36.20603, -88.99564
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span46 ft (14 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,222 (2021)
Projected traffic2,013 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 89 over Overflow built?

It was built in 1978, making it 47 years old in 2025.

What condition is FAS 89 over 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 March 2023.

How much traffic does FAS 89 over Overflow carry?

About 1,222 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 89 over Overflow?

The structure is 139 ft (42.4 m) long with a longest span of 46 ft (14 m) and a deck 46 ft wide.

Who owns FAS 89 over Overflow?

It is owned by the State Highway Agency.