US Bridges

Hardesty Lane over Swanannoa River

PoorPosted for load

Buncombe County, North Carolina · Adjacent to 118P; Exit Rt · Structure no. 5140203P0000000

Built
1971
54 years old
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
139 ft
1 main span
Daily traffic
100
2013 count
Owner
Federal
National Park Service

About this bridge

Hardesty Lane over Swanannoa River is a steel stringer/multi-beam or girder carrying Hardesty Lane over Swanannoa River in Buncombe County, North Carolina. It was built in 1971, so it is 54 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 50% of them trucks, projected to reach 120 by 2033. The structure is 139 ft (42.5 m) long and 21 ft wide.

CarriesHardesty Lane
CrossesSwanannoa River
LocationAdjacent to 118P; Exit Rt
RouteCity Street 0
Coordinates35.57619, -82.47869
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadHS 15
Structure length139 ft (42.5 m)
Longest span64 ft (19.6 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2013)
Projected traffic120 by 2033
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$180,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Hardesty Lane over Swanannoa River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Hardesty Lane over Swanannoa River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Hardesty Lane over Swanannoa River carry?

About 100 vehicles per day (2013 count), of which roughly 50% are trucks.

How long is Hardesty Lane over Swanannoa River?

The structure is 139 ft (42.5 m) long with a longest span of 64 ft (19.6 m) and a deck 21 ft wide.

Who owns Hardesty Lane over Swanannoa River?

It is owned by the National Park Service and maintained by the City or Municipal Highway Agency.