US Bridges

FAS 77 over Clifty Creek

Good

Henry County, Tennessee · 1.9 M S of SR76 · Structure no. 40SR0770013

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
67 ft
3 main spans
Daily traffic
3,083
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 77 over Clifty Creek is a concrete continuous culvert carrying FAS 77 over Clifty Creek in Henry County, Tennessee. It was built in 1999, so it is 26 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 3,083 vehicles a day, roughly 3% of them trucks, projected to reach 4,933 by 2042. The structure is 67 ft (20.4 m) long. If it were closed, the detour would be 49.7 mi (80 km).

CarriesFAS 77
CrossesClifty Creek
Location1.9 M S of SR76
RouteState Highway 77
Coordinates36.27019, -88.30361
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span24 ft (7.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,083 (2021)
Projected traffic4,933 by 2042
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$703,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 77 over Clifty Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is FAS 77 over Clifty 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 August 2023.

How much traffic does FAS 77 over Clifty Creek carry?

About 3,083 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 77 over Clifty Creek?

The structure is 67 ft (20.4 m) long with a longest span of 24 ft (7.2 m).

Who owns FAS 77 over Clifty Creek?

It is owned by the State Highway Agency.