US Bridges

West Dynasty Dr. over Black Creek

Fair

Wake County, North Carolina · .05 Mi.W.Jct.Harrison Ave · Structure no. 000000001830681

Built
1984
41 years old
Condition
Fair
inspected March 2024
Type
Culvert
Steel
Length
22 ft
2 main spans
Daily traffic
3,000
1994 count
Owner
City
City or Municipal Highway Agency

About this bridge

West Dynasty Dr. over Black Creek is a steel culvert carrying West Dynasty Dr. over Black Creek in Wake County, North Carolina. It was built in 1984, so it is 41 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 3,000 vehicles a day, roughly 7% of them trucks, projected to reach 6,000 by 2040. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesWest Dynasty Dr.
CrossesBlack Creek
Location.05 Mi.W.Jct.Harrison Ave
RouteCity Street 0
CountyWake County
StateNorth Carolina
Coordinates35.81055, -78.78219
Functional classUrban Local

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 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 rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHL 93
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (1994)
Projected traffic6,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 West Dynasty Dr. over Black Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is West Dynasty Dr. over Black 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 March 2024.

How much traffic does West Dynasty Dr. over Black Creek carry?

About 3,000 vehicles per day (1994 count), of which roughly 7% are trucks.

How long is West Dynasty Dr. over Black Creek?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m).

Who owns West Dynasty Dr. over Black Creek?

It is owned by the City or Municipal Highway Agency.