US Bridges

US74 over Rough Horn Branch

Fair

Columbus County, North Carolina · 1.2 Mi. E. Jct. SR1506 · Structure no. 000000000470379

Built
1958
67 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
23 ft
3 main spans
Daily traffic
22,000
2021 count
Owner
State
State Highway Agency

About this bridge

US74 over Rough Horn Branch is a concrete continuous culvert carrying US74 over Rough Horn Branch in Columbus County, North Carolina. It was built in 1958, so it is 67 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 22,000 vehicles a day, roughly 14% of them trucks, projected to reach 44,000 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS74
CrossesRough Horn Branch
Location1.2 Mi. E. Jct. SR1506
RouteU.S. Route 74
CountyColumbus County
StateNorth Carolina
Coordinates34.42132, -78.9407
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
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 rating58 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2021)
Projected traffic44,000 by 2040
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 US74 over Rough Horn Branch built?

It was built in 1958, making it 67 years old in 2025.

What condition is US74 over Rough Horn Branch 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 2023.

How much traffic does US74 over Rough Horn Branch carry?

About 22,000 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is US74 over Rough Horn Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns US74 over Rough Horn Branch?

It is owned by the State Highway Agency.