US Bridges

NC54 over Dirt

Good

Wake County, North Carolina · 0.6 MI W JCT I-440 · Structure no. 000000001831632

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
108 ft
1 main span
Daily traffic
11,000
2021 count
Owner
State
State Highway Agency

About this bridge

NC54 over Dirt is a prestressed concrete slab carrying NC54 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,000 vehicles a day, roughly 6% of them trucks, projected to reach 22,000 by 2040. The structure is 108 ft (32.9 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC54
CrossesDirt
Location0.6 MI W JCT I-440
RouteState Highway 54
Coordinates35.7945, -78.71239
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating63.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length108 ft (32.9 m)
Longest span104 ft (31.6 m)
Deck width86 ft (26.3 m)
Roadway width73 ft (22.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2021)
Projected traffic22,000 by 2040
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
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 NC54 over Dirt built?

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

What condition is NC54 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 September 2023.

How much traffic does NC54 over Dirt carry?

About 11,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is NC54 over Dirt?

The structure is 108 ft (32.9 m) long with a longest span of 104 ft (31.6 m) and a deck 86 ft wide.

Who owns NC54 over Dirt?

It is owned by the State Highway Agency.