US Bridges

FAS 50 over Duck River

Good

Hickman County, Tennessee · .5 M SE JCT I40&PERRY Cl · Structure no. 410A3530003

Built
1997
28 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
648 ft
4 main spans
Daily traffic
1,585
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 50 over Duck River is a steel continuous stringer/multi-beam or girder carrying FAS 50 over Duck River in Hickman County, Tennessee. It was built in 1997, so it is 28 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 1,585 vehicles a day, roughly 5% of them trucks, projected to reach 2,536 by 2042. The structure is 648 ft (197.5 m) long and 46 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFAS 50
CrossesDuck River
Location.5 M SE JCT I40&PERRY Cl
RouteState Highway 50
Coordinates35.87098, -87.70668
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating75.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length648 ft (197.5 m)
Longest span180 ft (54.9 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,585 (2021)
Projected traffic2,536 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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 50 over Duck River built?

It was built in 1997, making it 28 years old in 2025.

What condition is FAS 50 over Duck River 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 September 2024.

How much traffic does FAS 50 over Duck River carry?

About 1,585 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 50 over Duck River?

The structure is 648 ft (197.5 m) long with a longest span of 180 ft (54.9 m) and a deck 46 ft wide.

Who owns FAS 50 over Duck River?

It is owned by the State Highway Agency.