US Bridges

Sc 64/BELLS HWY over Trib to Jones Swamp

Good

Colleton County, South Carolina · 2.6 MI W Walterboro · Structure no. 000000000000517

Built
1931
94 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
4,300
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 64/BELLS HWY over Trib to Jones Swamp is a concrete culvert carrying Sc 64/BELLS HWY over Trib to Jones Swamp in Colleton County, South Carolina. It was built in 1931, so it is 94 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,300 vehicles a day, roughly 9% of them trucks, projected to reach 6,837 by 2043. The structure is 22 ft (6.7 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSc 64/BELLS HWY
CrossesTrib to Jones Swamp
Location2.6 MI W Walterboro
RouteState Highway 64
Coordinates32.93244, -80.70077
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2023)
Projected traffic6,837 by 2043
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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/BELLS HWY over Trib to Jones Swamp built?

It was built in 1931, making it 94 years old in 2025.

What condition is Sc 64/BELLS HWY over Trib to Jones Swamp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Sc 64/BELLS HWY over Trib to Jones Swamp carry?

About 4,300 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Sc 64/BELLS HWY over Trib to Jones Swamp?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 36 ft wide.

Who owns Sc 64/BELLS HWY over Trib to Jones Swamp?

It is owned by the State Highway Agency.