US Bridges

S-15-49/RUFFIN RD over Jones Swamp

Good

Colleton County, South Carolina · 4.5 MI NW of Walterboro · Structure no. 000000000001813

Built
1999
26 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
46 ft
2 main spans
Daily traffic
800
2023 count
Owner
State
State Highway Agency

About this bridge

S-15-49/RUFFIN RD over Jones Swamp is a concrete continuous slab carrying S-15-49/RUFFIN RD over Jones Swamp in Colleton County, South Carolina. It was built in 1999, so it is 26 years old, younger 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 800 vehicles a day, roughly 8% of them trucks, projected to reach 1,168 by 2043. The structure is 46 ft (14 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-15-49/RUFFIN RD
CrossesJones Swamp
Location4.5 MI NW of Walterboro
RouteState Highway 49
Coordinates32.95879, -80.70427
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length46 ft (14 m)
Longest span23 ft (7 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,168 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 S-15-49/RUFFIN RD over Jones Swamp built?

It was built in 1999, making it 26 years old in 2025.

What condition is S-15-49/RUFFIN RD over 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 2023.

How much traffic does S-15-49/RUFFIN RD over Jones Swamp carry?

About 800 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-15-49/RUFFIN RD over Jones Swamp?

The structure is 46 ft (14 m) long with a longest span of 23 ft (7 m) and a deck 36 ft wide.

Who owns S-15-49/RUFFIN RD over Jones Swamp?

It is owned by the State Highway Agency.