US Bridges

Sc 64 over Toby Creek

Fair

Barnwell County, South Carolina · 3.5MI SE of Barnwell · Structure no. 000000000001425

Built
1948
77 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
51 ft
4 main spans
Daily traffic
1,450
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 64 over Toby Creek is a concrete culvert carrying Sc 64 over Toby Creek in Barnwell County, South Carolina. It was built in 1948, so it is 77 years old, older 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 1,450 vehicles a day, roughly 14% of them trucks, projected to reach 2,306 by 2043. The structure is 51 ft (15.4 m) long and 38 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSc 64
CrossesToby Creek
Location3.5MI SE of Barnwell
RouteState Highway 64
CountyBarnwell County
StateSouth Carolina
Coordinates33.21223, -81.31939
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length51 ft (15.4 m)
Longest span12 ft (3.7 m)
Deck width38 ft (11.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,450 (2023)
Projected traffic2,306 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 64 over Toby Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is Sc 64 over Toby 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 June 2024.

How much traffic does Sc 64 over Toby Creek carry?

About 1,450 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is Sc 64 over Toby Creek?

The structure is 51 ft (15.4 m) long with a longest span of 12 ft (3.7 m) and a deck 38 ft wide.

Who owns Sc 64 over Toby Creek?

It is owned by the State Highway Agency.