US Bridges

US70 NC50 over Beaverdam Creek

Fair

Wake County, North Carolina · 1.2 MI E JCT I-440 · Structure no. 000000001830980

Built
1970
55 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
37 ft
4 main spans
Daily traffic
14,250
2021 count
Owner
State
State Highway Agency

About this bridge

US70 NC50 over Beaverdam Creek is a concrete continuous culvert carrying US70 NC50 over Beaverdam Creek in Wake County, North Carolina. It was built in 1970, so it is 55 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 fair condition with a lowest component rating of 5 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 14,250 vehicles a day, roughly 12% of them trucks, projected to reach 28,500 by 2040. The structure is 37 ft (11.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS70 NC50
CrossesBeaverdam Creek
Location1.2 MI E JCT I-440
RouteU.S. Route 70
Coordinates35.81661, -78.66071
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,250 (2021)
Projected traffic28,500 by 2040
Trucks12%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US70 NC50 over Beaverdam Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is US70 NC50 over Beaverdam Creek 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 US70 NC50 over Beaverdam Creek carry?

About 14,250 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is US70 NC50 over Beaverdam Creek?

The structure is 37 ft (11.2 m) long with a longest span of 8 ft (2.4 m).

Who owns US70 NC50 over Beaverdam Creek?

It is owned by the State Highway Agency.