US Bridges

NC24E over US17B

Good

Onslow County, North Carolina · 0.5 Mi. East Jct. NC53 · Structure no. 000000001330263

Built
2006
19 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
268 ft
2 main spans
Daily traffic
12,250
2022 count
Owner
State
State Highway Agency

About this bridge

NC24E over US17B is a steel continuous stringer/multi-beam or girder carrying NC24E over US17B in Onslow County, North Carolina. It was built in 2006, so it is 19 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 12,250 vehicles a day, roughly 12% of them trucks, projected to reach 24,500 by 2040. The structure is 268 ft (81.6 m) long and 48 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC24E
CrossesUS17B
Location0.5 Mi. East Jct. NC53
RouteState Highway 24
Coordinates34.74476, -77.45709
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating85 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length268 ft (81.6 m)
Longest span137 ft (41.7 m)
Deck width48 ft (14.7 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,250 (2022)
Projected traffic24,500 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 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 NC24E over US17B built?

It was built in 2006, making it 19 years old in 2025.

What condition is NC24E over US17B 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 January 2024.

How much traffic does NC24E over US17B carry?

About 12,250 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is NC24E over US17B?

The structure is 268 ft (81.6 m) long with a longest span of 137 ft (41.7 m) and a deck 48 ft wide.

Who owns NC24E over US17B?

It is owned by the State Highway Agency.