US Bridges

Nfa 1578 (sa 1714) over Epperson Creek

Good

Crockett County, Tennessee · 1 MI N of SR152 · Structure no. 17015780003

Built
1989
36 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
76 ft
3 main spans
Daily traffic
99
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1578 (sa 1714) over Epperson Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa 1578 (sa 1714) over Epperson Creek in Crockett County, Tennessee. It was built in 1989, so it is 36 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 99 vehicles a day, roughly 2% of them trucks, projected to reach 158 by 2042. The structure is 76 ft (23.2 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1578 (sa 1714)
CrossesEpperson Creek
Location1 MI N of SR152
RouteCounty Highway 1578
Coordinates35.84478, -89.1218
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span26 ft (7.8 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2021)
Projected traffic158 by 2042
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Nfa 1578 (sa 1714) over Epperson Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nfa 1578 (sa 1714) over Epperson 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 2024.

How much traffic does Nfa 1578 (sa 1714) over Epperson Creek carry?

About 99 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Nfa 1578 (sa 1714) over Epperson Creek?

The structure is 76 ft (23.2 m) long with a longest span of 26 ft (7.8 m) and a deck 24 ft wide.

Who owns Nfa 1578 (sa 1714) over Epperson Creek?

It is owned by the County Highway Agency.