US Bridges

NC561 over Beaverdam Swamp

Good

Halifax County, North Carolina · 1.8 MI E JCT I95 · Structure no. 000000000830069

Built
1940
85 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete Continuous
Length
28 ft
3 main spans
Daily traffic
1,200
2021 count
Owner
State
State Highway Agency

About this bridge

NC561 over Beaverdam Swamp is a concrete continuous culvert carrying NC561 over Beaverdam Swamp in Halifax County, North Carolina. It was built in 1940, so it is 85 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 1,200 vehicles a day, roughly 8% of them trucks, projected to reach 2,400 by 2040. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesNC561
CrossesBeaverdam Swamp
Location1.8 MI E JCT I95
RouteState Highway 561
Coordinates36.28043, -77.697
Functional classRural Minor Arterial

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length28 ft (8.5 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 traffic1,200 (2021)
Projected traffic2,400 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 NC561 over Beaverdam Swamp built?

It was built in 1940, making it 85 years old in 2025.

What condition is NC561 over Beaverdam 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 June 2023.

How much traffic does NC561 over Beaverdam Swamp carry?

About 1,200 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is NC561 over Beaverdam Swamp?

The structure is 28 ft (8.5 m) long with a longest span of 9 ft (2.7 m).

Who owns NC561 over Beaverdam Swamp?

It is owned by the State Highway Agency.