US Bridges

US74 over Pinelog Swamp Branch

Fair

Columbus County, North Carolina · 1.5 Mi. E. of JCT.SR1585 · Structure no. 000000000470394

Built
1972
53 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
44 ft
3 main spans
Daily traffic
14,500
2022 count
Owner
State
State Highway Agency

About this bridge

US74 over Pinelog Swamp Branch is a concrete continuous culvert carrying US74 over Pinelog Swamp Branch in Columbus County, North Carolina. It was built in 1972, so it is 53 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 14,500 vehicles a day, roughly 14% of them trucks, projected to reach 29,000 by 2040. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS74
CrossesPinelog Swamp Branch
Location1.5 Mi. E. of JCT.SR1585
RouteU.S. Route 74
CountyColumbus County
StateNorth Carolina
Coordinates34.34212, -78.73537
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length44 ft (13.4 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 traffic14,500 (2022)
Projected traffic29,000 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 NetworkNon-Interstate 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 Pinelog Swamp Branch built?

It was built in 1972, making it 53 years old in 2025.

What condition is US74 over Pinelog Swamp 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 March 2024.

How much traffic does US74 over Pinelog Swamp Branch carry?

About 14,500 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is US74 over Pinelog Swamp Branch?

The structure is 44 ft (13.4 m) long with a longest span of 10 ft (3 m).

Who owns US74 over Pinelog Swamp Branch?

It is owned by the State Highway Agency.