US Bridges

S-38-63 over Edisto River Swamp

Good

Orangeburg County, South Carolina · 3.5 MI W Branchville · Structure no. 000000000003430

Built
2003
22 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

S-38-63 over Edisto River Swamp is a prestressed concrete slab carrying S-38-63 over Edisto River Swamp in Orangeburg County, South Carolina. It was built in 2003, so it is 22 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 425 vehicles a day, roughly 11% of them trucks, projected to reach 621 by 2043. The structure is 40 ft (12.2 m) long and 38 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-38-63
CrossesEdisto River Swamp
Location3.5 MI W Branchville
RouteState Highway 63
Coordinates33.27102, -80.87026
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic621 by 2043
Trucks11%
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 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 S-38-63 over Edisto River Swamp built?

It was built in 2003, making it 22 years old in 2025.

What condition is S-38-63 over Edisto River 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 September 2024.

How much traffic does S-38-63 over Edisto River Swamp carry?

About 425 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is S-38-63 over Edisto River Swamp?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 38 ft wide.

Who owns S-38-63 over Edisto River Swamp?

It is owned by the State Highway Agency.