US Bridges

I40 I540 US70RAMP over Dirt

GoodClosed to traffic

Wake County, North Carolina · 0.55 MI N JCT US70 · Structure no. 000000001831528

Built
2023
2 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
225 ft
2 main spans
Daily traffic
10,833
2021 count
Owner
State
State Highway Agency

About this bridge

I40 I540 US70RAMP over Dirt is a prestressed concrete slab carrying I40 I540 US70RAMP over Dirt in Wake County, North Carolina. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: closed to all traffic.

It carries about 10,833 vehicles a day, roughly 12% of them trucks, projected to reach 21,666 by 2040. The structure is 225 ft (68.5 m) long and 63 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesI40 I540 US70RAMP
CrossesDirt
Location0.55 MI N JCT US70
RouteInterstate 40
Coordinates35.63789, -78.56081
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 10
Structure length225 ft (68.5 m)
Longest span121 ft (36.8 m)
Deck width63 ft (19.3 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,833 (2021)
Projected traffic21,666 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 I540 US70RAMP over Dirt built?

It was built in 2023, making it 2 years old in 2025.

What condition is I40 I540 US70RAMP over Dirt 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 July 2023.

How much traffic does I40 I540 US70RAMP over Dirt carry?

About 10,833 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is I40 I540 US70RAMP over Dirt?

The structure is 225 ft (68.5 m) long with a longest span of 121 ft (36.8 m) and a deck 63 ft wide.

Who owns I40 I540 US70RAMP over Dirt?

It is owned by the State Highway Agency.