US Bridges

NC540N Flyover over NC540

Good

Wake County, North Carolina · @JCT.NC540 · Structure no. 000000001831048

Built
2007
18 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
356 ft
3 main spans
Daily traffic
7,750
2022 count
Owner
State
State Highway Agency

About this bridge

NC540N Flyover over NC540 is a steel continuous stringer/multi-beam or girder carrying NC540N Flyover over NC540 in Wake County, North Carolina. It was built in 2007, so it is 18 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 7,750 vehicles a day, roughly 12% of them trucks, projected to reach 15,500 by 2040. The structure is 356 ft (108.5 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNC540N Flyover
CrossesNC540
Location@JCT.NC540
RouteState Highway 540
Coordinates35.853, -78.86127
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length356 ft (108.5 m)
Longest span159 ft (48.4 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,750 (2022)
Projected traffic15,500 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a toll 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 NC540N Flyover over NC540 built?

It was built in 2007, making it 18 years old in 2025.

What condition is NC540N Flyover over NC540 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 November 2023.

How much traffic does NC540N Flyover over NC540 carry?

About 7,750 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is NC540N Flyover over NC540?

The structure is 356 ft (108.5 m) long with a longest span of 159 ft (48.4 m) and a deck 42 ft wide.

Who owns NC540N Flyover over NC540?

It is owned by the State Highway Agency.