US Bridges

US501 NC57 over North Fork Flat River

Fair

Person County, North Carolina · 75N.JCT.SR1218 · Structure no. 000000001450046

Built
1985
40 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete Continuous
Length
51 ft
3 main spans
Daily traffic
16,000
2018 count
Owner
State
State Highway Agency

About this bridge

US501 NC57 over North Fork Flat River is a concrete continuous culvert carrying US501 NC57 over North Fork Flat River in Person County, North Carolina. It was built in 1985, so it is 40 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 16,000 vehicles a day, roughly 8% of them trucks, projected to reach 32,000 by 2040. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS501 NC57
CrossesNorth Fork Flat River
Location75N.JCT.SR1218
RouteU.S. Route 501
Coordinates36.31265, -78.97116
Functional classRural Minor 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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length51 ft (15.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2018)
Projected traffic32,000 by 2040
Trucks8%
Lanes on structure5
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 US501 NC57 over North Fork Flat River built?

It was built in 1985, making it 40 years old in 2025.

What condition is US501 NC57 over North Fork Flat River 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 February 2025.

How much traffic does US501 NC57 over North Fork Flat River carry?

About 16,000 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is US501 NC57 over North Fork Flat River?

The structure is 51 ft (15.5 m) long with a longest span of 12 ft (3.6 m).

Who owns US501 NC57 over North Fork Flat River?

It is owned by the State Highway Agency.