US Bridges

US70W over Neuse River Overflow

Fair

Johnston County, North Carolina · 2.7MI W.Jct US301 · Structure no. 000000001010005

Built
1960
65 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
181 ft
5 main spans
Daily traffic
31,500
2018 count
Owner
State
State Highway Agency

About this bridge

US70W over Neuse River Overflow is a prestressed concrete stringer/multi-beam or girder carrying US70W over Neuse River Overflow in Johnston County, North Carolina. It was built in 1960, so it is 65 years old, older 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 31,500 vehicles a day, roughly 12% of them trucks, projected to reach 63,000 by 2040. The structure is 181 ft (55.1 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS70W
CrossesNeuse River Overflow
Location2.7MI W.Jct US301
RouteU.S. Route 70
CountyJohnston County
StateNorth Carolina
Coordinates35.55596, -78.32299
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating76.9 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5 (+2 approach)
Design loadHS 15
Structure length181 ft (55.1 m)
Longest span34 ft (10.3 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,500 (2018)
Projected traffic63,000 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 US70W over Neuse River Overflow built?

It was built in 1960, making it 65 years old in 2025.

What condition is US70W over Neuse River Overflow 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 July 2023.

How much traffic does US70W over Neuse River Overflow carry?

About 31,500 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is US70W over Neuse River Overflow?

The structure is 181 ft (55.1 m) long with a longest span of 34 ft (10.3 m) and a deck 33 ft wide.

Who owns US70W over Neuse River Overflow?

It is owned by the State Highway Agency.