US Bridges

I540N.RAMP over I540 & US70

Fair

Wake County, North Carolina · 0.6 MI E Brier Creek Pkwy · Structure no. 000000001830726

Built
1997
28 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,603 ft
9 main spans
Daily traffic
13,000
2022 count
Owner
State
State Highway Agency

About this bridge

I540N.RAMP over I540 & US70 is a steel continuous stringer/multi-beam or girder carrying I540N.RAMP over I540 & US70 in Wake County, North Carolina. It was built in 1997, so it is 28 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 13,000 vehicles a day, roughly 16% of them trucks, projected to reach 26,000 by 2040. The structure is 1,603 ft (488.6 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI540N.RAMP
CrossesI540 & US70
Location0.6 MI E Brier Creek Pkwy
RouteInterstate 540
CountyWake County
StateNorth Carolina
Coordinates35.90533, -78.77081
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length1,603 ft (488.6 m)
Longest span256 ft (78 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2022)
Projected traffic26,000 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 I540N.RAMP over I540 & US70 built?

It was built in 1997, making it 28 years old in 2025.

What condition is I540N.RAMP over I540 & US70 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 June 2024.

How much traffic does I540N.RAMP over I540 & US70 carry?

About 13,000 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I540N.RAMP over I540 & US70?

The structure is 1,603 ft (488.6 m) long with a longest span of 256 ft (78 m) and a deck 43 ft wide.

Who owns I540N.RAMP over I540 & US70?

It is owned by the State Highway Agency.