US Bridges

NC24 over New River

Fair

Onslow County, North Carolina · 0.3 Mi.E. of JCT.SR1232 · Structure no. 000000001330059

Built
1945
80 years old, rebuilt 1954
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
29 ft
3 main spans
Daily traffic
9,900
2021 count
Owner
State
State Highway Agency

About this bridge

NC24 over New River is a concrete continuous culvert carrying NC24 over New River in Onslow County, North Carolina. It was built in 1945 and reconstructed in 1954, so it is 80 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 9,900 vehicles a day, roughly 14% of them trucks, projected to reach 19,800 by 2040. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNC24
CrossesNew River
Location0.3 Mi.E. of JCT.SR1232
RouteState Highway 24
Coordinates34.91865, -77.61679
Functional classRural Principal Arterial - Other

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,900 (2021)
Projected traffic19,800 by 2040
Trucks14%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 NC24 over New River built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1954.

What condition is NC24 over New River 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 February 2024.

How much traffic does NC24 over New River carry?

About 9,900 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is NC24 over New River?

The structure is 29 ft (8.8 m) long with a longest span of 8 ft (2.4 m).

Who owns NC24 over New River?

It is owned by the State Highway Agency.