US Bridges

US264A over Thompson Swamp

Good

Greene County, North Carolina · 0.7 Mi. W. of Jct. NC121 · Structure no. 000000000790012

Built
1960
65 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,100
2022 count
Owner
State
State Highway Agency

About this bridge

US264A over Thompson Swamp is a concrete continuous culvert carrying US264A over Thompson Swamp in Greene County, North Carolina. It was built in 1960, so it is 65 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,100 vehicles a day, roughly 7% of them trucks, projected to reach 2,200 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS264A
CrossesThompson Swamp
Location0.7 Mi. W. of Jct. NC121
RouteU.S. Route 264
Coordinates35.61353, -77.70657
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2022)
Projected traffic2,200 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 US264A over Thompson Swamp built?

It was built in 1960, making it 65 years old in 2025.

What condition is US264A over Thompson Swamp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does US264A over Thompson Swamp carry?

About 1,100 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is US264A over Thompson Swamp?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns US264A over Thompson Swamp?

It is owned by the State Highway Agency.