US Bridges

US17 Ramp Nbl over US17 Bus

Good

Onslow County, North Carolina · 2.0MI. S. Jct. SR1470 · Structure no. 000000001330294

Built
2013
12 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
218 ft
2 main spans
Daily traffic
7,000
2021 count
Owner
State
State Highway Agency

About this bridge

US17 Ramp Nbl over US17 Bus is a steel continuous stringer/multi-beam or girder carrying US17 Ramp Nbl over US17 Bus in Onslow County, North Carolina. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,000 vehicles a day, roughly 12% of them trucks, projected to reach 14,000 by 2040. The structure is 218 ft (66.4 m) long and 49 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS17 Ramp Nbl
CrossesUS17 Bus
Location2.0MI. S. Jct. SR1470
RouteU.S. Route 17
Coordinates34.77346, -77.39786
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating65.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length218 ft (66.4 m)
Longest span123 ft (37.4 m)
Deck width49 ft (15 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2021)
Projected traffic14,000 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US17 Ramp Nbl over US17 Bus built?

It was built in 2013, making it 12 years old in 2025.

What condition is US17 Ramp Nbl over US17 Bus 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 May 2024.

How much traffic does US17 Ramp Nbl over US17 Bus carry?

About 7,000 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is US17 Ramp Nbl over US17 Bus?

The structure is 218 ft (66.4 m) long with a longest span of 123 ft (37.4 m) and a deck 49 ft wide.

Who owns US17 Ramp Nbl over US17 Bus?

It is owned by the State Highway Agency.