US Bridges

US 501 over Br of Catfish Canal

Fair

Marion County, South Carolina · 5 MI N of Marion · Structure no. 000000000000357

Built
2006
19 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
8,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 501 over Br of Catfish Canal is a concrete culvert carrying US 501 over Br of Catfish Canal in Marion County, South Carolina. It was built in 2006, so it is 19 years old, younger than the South Carolina average of 48 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 8,900 vehicles a day, roughly 15% of them trucks, projected to reach 15,486 by 2043. The structure is 22 ft (6.8 m) long and 122 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 501
CrossesBr of Catfish Canal
Location5 MI N of Marion
RouteU.S. Route 501
Coordinates34.25649, -79.41644
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length22 ft (6.8 m)
Longest span10 ft (3 m)
Deck width122 ft (37.3 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,900 (2023)
Projected traffic15,486 by 2043
Trucks15%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 US 501 over Br of Catfish Canal built?

It was built in 2006, making it 19 years old in 2025.

What condition is US 501 over Br of Catfish Canal 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 July 2024.

How much traffic does US 501 over Br of Catfish Canal carry?

About 8,900 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 501 over Br of Catfish Canal?

The structure is 22 ft (6.8 m) long with a longest span of 10 ft (3 m) and a deck 122 ft wide.

Who owns US 501 over Br of Catfish Canal?

It is owned by the State Highway Agency.