US Bridges

Blue Ridge Parkway over Bamboo Road

Fair

Watauga County, North Carolina · 9.2 Miles from U.S. Route · Structure no. 5140093P0000000

Built
1941
84 years old
Condition
Fair
inspected July 2023
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
2,300
2013 count
Owner
Federal
National Park Service

About this bridge

Blue Ridge Parkway over Bamboo Road is a concrete frame carrying Blue Ridge Parkway over Bamboo Road in Watauga County, North Carolina. It was built in 1941, so it is 84 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 2,300 vehicles a day, roughly 1% of them trucks, projected to reach 2,530 by 2033. The structure is 26 ft (7.9 m) long and 34 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesBlue Ridge Parkway
CrossesBamboo Road
Location9.2 Miles from U.S. Route
RouteFederal Lands Road 1
Coordinates36.19193, -81.6031
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating81 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2013)
Projected traffic2,530 by 2033
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed24.9 mi (40 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$14,000 (2017 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Blue Ridge Parkway over Bamboo Road built?

It was built in 1941, making it 84 years old in 2025.

What condition is Blue Ridge Parkway over Bamboo Road 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 Bamboo Road carry?

About 2,300 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Blue Ridge Parkway over Bamboo Road?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 34 ft wide.

Who owns Blue Ridge Parkway over Bamboo Road?

It is owned by the National Park Service.