US Bridges

I540W over US70

Good

Wake County, North Carolina · 0.1 MI.E.JCT.SR1002 · Structure no. 000000001830701

Built
1997
28 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
325 ft
3 main spans
Daily traffic
39,000
2020 count
Owner
State
State Highway Agency

About this bridge

I540W over US70 is a steel continuous stringer/multi-beam or girder carrying I540W over 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 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 39,000 vehicles a day, roughly 16% of them trucks, projected to reach 78,000 by 2040. The structure is 325 ft (99 m) long and 79 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI540W
CrossesUS70
Location0.1 MI.E.JCT.SR1002
RouteInterstate 540
Coordinates35.90511, -78.77136
Functional classUrban Principal Arterial - Interstate

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 inspectionJune 2024
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 rating96.9 US tons
Inventory rating58 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length325 ft (99 m)
Longest span138 ft (42 m)
Deck width79 ft (24.1 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,000 (2020)
Projected traffic78,000 by 2040
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I540W over US70 built?

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

What condition is I540W over US70 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 June 2024.

How much traffic does I540W over US70 carry?

About 39,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I540W over US70?

The structure is 325 ft (99 m) long with a longest span of 138 ft (42 m) and a deck 79 ft wide.

Who owns I540W over US70?

It is owned by the State Highway Agency.