US Bridges

IRR BIA RTE 410 over Raven Fork

Fair

Swain County, North Carolina · 11.7 KM NE of Cherokee Nc · Structure no. 00000000000S253

Built
1984
41 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
88 ft
3 main spans
Daily traffic
714
2024 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 410 over Raven Fork is a concrete continuous slab carrying IRR BIA RTE 410 over Raven Fork in Swain County, North Carolina. It was built in 1984, so it is 41 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 714 vehicles a day, roughly 3% of them trucks, projected to reach 835 by 2044. The structure is 88 ft (26.8 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesIRR BIA RTE 410
CrossesRaven Fork
Location11.7 KM NE of Cherokee Nc
RouteFederal Lands Road 410
Coordinates35.56758, -83.25353
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span55 ft (16.8 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic714 (2024)
Projected traffic835 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
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 IRR BIA RTE 410 over Raven Fork built?

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

What condition is IRR BIA RTE 410 over Raven Fork in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does IRR BIA RTE 410 over Raven Fork carry?

About 714 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is IRR BIA RTE 410 over Raven Fork?

The structure is 88 ft (26.8 m) long with a longest span of 55 ft (16.8 m) and a deck 32 ft wide.

Who owns IRR BIA RTE 410 over Raven Fork?

It is owned by the Bureau of Indian Affairs.