US Bridges

US401N over Middle Creek

Fair

Wake County, North Carolina · 0.3 MI S JCT SR2724 · Structure no. 000000001830060

Built
1953
72 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Concrete
Length
135 ft
3 main spans
Daily traffic
14,250
2022 count
Owner
State
State Highway Agency

About this bridge

US401N over Middle Creek is a concrete tee beam carrying US401N over Middle Creek in Wake County, North Carolina. It was built in 1953, so it is 72 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 6 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 135 ft (41.1 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS401N
CrossesMiddle Creek
Location0.3 MI S JCT SR2724
RouteU.S. Route 401
Coordinates35.63203, -78.71571
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length135 ft (41.1 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,250 (2022)
Projected traffic28,500 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US401N over Middle Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is US401N over Middle 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 November 2024.

How much traffic does US401N over Middle Creek carry?

About 14,250 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US401N over Middle Creek?

The structure is 135 ft (41.1 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns US401N over Middle Creek?

It is owned by the State Highway Agency.