US Bridges

I-440N over Srr & Crabtree Creek

Good

Wake County, North Carolina · 1.0 Mi. S. of Jct. US64B · Structure no. 000000001830062

Built
1976
49 years old, rebuilt 1997
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
521 ft
3 main spans
Daily traffic
57,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-440N over Srr & Crabtree Creek is a steel continuous stringer/multi-beam or girder carrying I-440N over Srr & Crabtree Creek in Wake County, North Carolina. It was built in 1976 and reconstructed in 1997, so it is 49 years old, older 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 57,000 vehicles a day, roughly 16% of them trucks, projected to reach 114,000 by 2040. The structure is 521 ft (158.8 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-440N
CrossesSrr & Crabtree Creek
Location1.0 Mi. S. of Jct. US64B
RouteInterstate 440
Coordinates35.78276, -78.57319
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating62.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20 + Mod
Structure length521 ft (158.8 m)
Longest span114 ft (34.7 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,000 (2022)
Projected traffic114,000 by 2040
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-440N over Srr & Crabtree Creek built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 1997.

What condition is I-440N over Srr & Crabtree Creek 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 December 2024.

How much traffic does I-440N over Srr & Crabtree Creek carry?

About 57,000 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I-440N over Srr & Crabtree Creek?

The structure is 521 ft (158.8 m) long with a longest span of 114 ft (34.7 m) and a deck 59 ft wide.

Who owns I-440N over Srr & Crabtree Creek?

It is owned by the State Highway Agency.