US Bridges

US321 Bus over Carpenters Creek

Fair

Lincoln County, North Carolina · 0.05 Mi. N. Jct. SR1338 · Structure no. 000000001090048

Built
1922
103 years old, rebuilt 1955
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
65 ft
2 main spans
Daily traffic
9,000
2021 count
Owner
State
State Highway Agency

About this bridge

US321 Bus over Carpenters Creek is a concrete tee beam carrying US321 Bus over Carpenters Creek in Lincoln County, North Carolina. It was built in 1922 and reconstructed in 1955, so it is 103 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 9,000 vehicles a day, roughly 6% of them trucks, projected to reach 18,000 by 2040. The structure is 65 ft (19.8 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS321 Bus
CrossesCarpenters Creek
Location0.05 Mi. N. Jct. SR1338
RouteU.S. Route 321
Coordinates35.51533, -81.23718
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length65 ft (19.8 m)
Longest span31 ft (9.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2021)
Projected traffic18,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US321 Bus over Carpenters Creek built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1955.

What condition is US321 Bus over Carpenters Creek 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 US321 Bus over Carpenters Creek carry?

About 9,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is US321 Bus over Carpenters Creek?

The structure is 65 ft (19.8 m) long with a longest span of 31 ft (9.4 m) and a deck 33 ft wide.

Who owns US321 Bus over Carpenters Creek?

It is owned by the State Highway Agency.