US Bridges

US321 Bus over Little Long Creek

Fair

Gaston County, North Carolina · .6 MI.N.JCT.NC275 · Structure no. 000000000710078

Built
1977
48 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
7,800
2022 count
Owner
State
State Highway Agency

About this bridge

US321 Bus over Little Long Creek is a concrete continuous culvert carrying US321 Bus over Little Long Creek in Gaston County, North Carolina. It was built in 1977, so it is 48 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 7,800 vehicles a day, roughly 6% of them trucks, projected to reach 15,600 by 2040. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS321 Bus
CrossesLittle Long Creek
Location.6 MI.N.JCT.NC275
RouteU.S. Route 321
Coordinates35.32352, -81.19304
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating59 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length40 ft (12.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,800 (2022)
Projected traffic15,600 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US321 Bus over Little Long Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is US321 Bus over Little Long 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 October 2023.

How much traffic does US321 Bus over Little Long Creek carry?

About 7,800 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US321 Bus over Little Long Creek?

The structure is 40 ft (12.1 m) long with a longest span of 9 ft (2.7 m).

Who owns US321 Bus over Little Long Creek?

It is owned by the State Highway Agency.