US Bridges

Blue Ridge Parkway over Swannanoa River I-40 &

Fair

Buncombe County, North Carolina · 1.1 Miles to U.S. Route 7 · Structure no. 5140118P0000000

Built
1966
59 years old, rebuilt 1985
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
993 ft
10 main spans
Daily traffic
5,007
2013 count
Owner
Federal
National Park Service

About this bridge

Blue Ridge Parkway over Swannanoa River I-40 & is a concrete continuous box beam or girders - single or spread carrying Blue Ridge Parkway over Swannanoa River I-40 & in Buncombe County, North Carolina. It was built in 1966 and reconstructed in 1985, so it is 59 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 5 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 5,007 vehicles a day, roughly 1% of them trucks, projected to reach 5,507 by 2033. The structure is 993 ft (302.7 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBlue Ridge Parkway
CrossesSwannanoa River I-40 &
Location1.1 Miles to U.S. Route 7
RouteFederal Lands Road 1
Coordinates35.57756, -82.47878
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadH 15
Structure length993 ft (302.7 m)
Longest span137 ft (41.8 m)
Deck width36 ft (11.1 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,007 (2013)
Projected traffic5,507 by 2033
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$35,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Blue Ridge Parkway over Swannanoa River I-40 & built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1985.

What condition is Blue Ridge Parkway over Swannanoa River I-40 & 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 July 2023.

How much traffic does Blue Ridge Parkway over Swannanoa River I-40 & carry?

About 5,007 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Blue Ridge Parkway over Swannanoa River I-40 &?

The structure is 993 ft (302.7 m) long with a longest span of 137 ft (41.8 m) and a deck 36 ft wide.

Who owns Blue Ridge Parkway over Swannanoa River I-40 &?

It is owned by the National Park Service.