US Bridges

NC105 over Linville River

Fair

Avery County, North Carolina · .1 MI.N.JCT.US221 · Structure no. 000000000110006

Built
1955
70 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
10,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC105 over Linville River is a concrete continuous culvert carrying NC105 over Linville River in Avery County, North Carolina. It was built in 1955, so it is 70 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 10,000 vehicles a day, roughly 14% of them trucks, projected to reach 20,000 by 2040. The structure is 53 ft (16.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC105
CrossesLinville River
Location.1 MI.N.JCT.US221
RouteState Highway 105
Coordinates36.07325, -81.87034
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length53 ft (16.1 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2021)
Projected traffic20,000 by 2040
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 NC105 over Linville River built?

It was built in 1955, making it 70 years old in 2025.

What condition is NC105 over Linville River 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 June 2023.

How much traffic does NC105 over Linville River carry?

About 10,000 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is NC105 over Linville River?

The structure is 53 ft (16.1 m) long with a longest span of 12 ft (3.6 m).

Who owns NC105 over Linville River?

It is owned by the State Highway Agency.