US Bridges

US17B US70B NC55B over Trent River

Good

Craven County, North Carolina · 0.1MI. N. Jct. SR1004 · Structure no. 000000000490060

Built
2010
15 years old
Condition
Good
inspected February 2024
Type
Movable - Bascule
Steel
Length
1,762 ft
1 main span
Daily traffic
10,500
2022 count
Owner
State
State Highway Agency

About this bridge

US17B US70B NC55B over Trent River is a steel movable - bascule carrying US17B US70B NC55B over Trent River in Craven County, North Carolina. It was built in 2010, so it is 15 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 10,500 vehicles a day, roughly 12% of them trucks, projected to reach 21,000 by 2040. The structure is 1,762 ft (537 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS17B US70B NC55B
CrossesTrent River
Location0.1MI. N. Jct. SR1004
RouteU.S. Route 17
Coordinates35.10122, -77.0371
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+18 approach)
Design loadH 10
Structure length1,762 ft (537 m)
Longest span125 ft (38.1 m)
Deck width36 ft (10.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2022)
Projected traffic21,000 by 2040
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US17B US70B NC55B over Trent River built?

It was built in 2010, making it 15 years old in 2025.

What condition is US17B US70B NC55B over Trent River 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 February 2024.

How much traffic does US17B US70B NC55B over Trent River carry?

About 10,500 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US17B US70B NC55B over Trent River?

The structure is 1,762 ft (537 m) long with a longest span of 125 ft (38.1 m) and a deck 36 ft wide.

Who owns US17B US70B NC55B over Trent River?

It is owned by the State Highway Agency.