US Bridges

US17N over SB.CONN.US17BYP

Good

Onslow County, North Carolina · 1.0 Mi. N. Jct. SR1130 · Structure no. 000000001330265

Built
2005
20 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
3 main spans
Daily traffic
8,250
2022 count
Owner
State
State Highway Agency

About this bridge

US17N over SB.CONN.US17BYP is a steel continuous stringer/multi-beam or girder carrying US17N over SB.CONN.US17BYP in Onslow County, North Carolina. It was built in 2005, so it is 20 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 8,250 vehicles a day, roughly 12% of them trucks, projected to reach 16,500 by 2040. The structure is 227 ft (69.1 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS17N
CrossesSB.CONN.US17BYP
Location1.0 Mi. N. Jct. SR1130
RouteU.S. Route 17
Coordinates34.74092, -77.45907
Functional classUrban Other Principal Arterial

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating71 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length227 ft (69.1 m)
Longest span107 ft (32.6 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,250 (2022)
Projected traffic16,500 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 US17N over SB.CONN.US17BYP built?

It was built in 2005, making it 20 years old in 2025.

What condition is US17N over SB.CONN.US17BYP 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 April 2024.

How much traffic does US17N over SB.CONN.US17BYP carry?

About 8,250 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US17N over SB.CONN.US17BYP?

The structure is 227 ft (69.1 m) long with a longest span of 107 ft (32.6 m) and a deck 42 ft wide.

Who owns US17N over SB.CONN.US17BYP?

It is owned by the State Highway Agency.