US Bridges

US401 Sbl over Neuse River

Fair

Wake County, North Carolina · 0.2 MI.S.SR2224 · Structure no. 000000001830131

Built
2002
23 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
299 ft
4 main spans
Daily traffic
27,500
2019 count
Owner
State
State Highway Agency

About this bridge

US401 Sbl over Neuse River is a prestressed concrete continuous stringer/multi-beam or girder carrying US401 Sbl over Neuse River in Wake County, North Carolina. It was built in 2002, so it is 23 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 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 27,500 vehicles a day, roughly 12% of them trucks, projected to reach 55,000 by 2040. The structure is 299 ft (91.1 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS401 Sbl
CrossesNeuse River
Location0.2 MI.S.SR2224
RouteU.S. Route 401
CountyWake County
StateNorth Carolina
Coordinates35.88424, -78.52809
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20 + Mod
Structure length299 ft (91.1 m)
Longest span90 ft (27.4 m)
Deck width47 ft (14.3 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2019)
Projected traffic55,000 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US401 Sbl over Neuse River built?

It was built in 2002, making it 23 years old in 2025.

What condition is US401 Sbl over Neuse 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 May 2023.

How much traffic does US401 Sbl over Neuse River carry?

About 27,500 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is US401 Sbl over Neuse River?

The structure is 299 ft (91.1 m) long with a longest span of 90 ft (27.4 m) and a deck 47 ft wide.

Who owns US401 Sbl over Neuse River?

It is owned by the State Highway Agency.