US Bridges

NC24W over Big Swamp Creek

Good

Sampson County, North Carolina · 0.1 Mi. W. of JCT SR 1405 · Structure no. 000000001630011

Built
2016
9 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
161 ft
3 main spans
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

NC24W over Big Swamp Creek is a prestressed concrete stringer/multi-beam or girder carrying NC24W over Big Swamp Creek in Sampson County, North Carolina. It was built in 2016, so it is 9 years old, younger 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 3,000 vehicles a day, roughly 14% of them trucks, projected to reach 6,000 by 2040. The structure is 161 ft (49 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNC24W
CrossesBig Swamp Creek
Location0.1 Mi. W. of JCT SR 1405
RouteState Highway 24
Coordinates34.97709, -78.56867
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: 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 rating51.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length161 ft (49 m)
Longest span52 ft (15.8 m)
Deck width39 ft (11.9 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2022)
Projected traffic6,000 by 2040
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 NC24W over Big Swamp Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is NC24W over Big Swamp Creek 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 October 2024.

How much traffic does NC24W over Big Swamp Creek carry?

About 3,000 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is NC24W over Big Swamp Creek?

The structure is 161 ft (49 m) long with a longest span of 52 ft (15.8 m) and a deck 39 ft wide.

Who owns NC24W over Big Swamp Creek?

It is owned by the State Highway Agency.