US Bridges

Nfa 1343 (sa 3404) over Four Mile Creek

Good

Hancock County, Tennessee · In NW Corner of County · Structure no. 34S25980003

Built
1984
41 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
37 ft
2 main spans
Daily traffic
282
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1343 (sa 3404) over Four Mile Creek is a concrete continuous culvert carrying Nfa 1343 (sa 3404) over Four Mile Creek in Hancock County, Tennessee. It was built in 1984, so it is 41 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 282 vehicles a day, roughly 2% of them trucks, projected to reach 546 by 2042. The structure is 37 ft (11.4 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1343 (sa 3404)
CrossesFour Mile Creek
LocationIn NW Corner of County
RouteCounty Highway 1343
Coordinates36.5905, -83.4067
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length37 ft (11.4 m)
Longest span17 ft (5.3 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic282 (2021)
Projected traffic546 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1343 (sa 3404) over Four Mile Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa 1343 (sa 3404) over Four Mile 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 July 2023.

How much traffic does Nfa 1343 (sa 3404) over Four Mile Creek carry?

About 282 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Nfa 1343 (sa 3404) over Four Mile Creek?

The structure is 37 ft (11.4 m) long with a longest span of 17 ft (5.3 m) and a deck 31 ft wide.

Who owns Nfa 1343 (sa 3404) over Four Mile Creek?

It is owned by the County Highway Agency.