US Bridges

S-31-108 over Scape Ore Swamp No. 2

Good

Lee County, South Carolina · 8 MI S of Bishopville · Structure no. 000000000003687

Built
2012
13 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
120 ft
2 main spans
Daily traffic
275
2023 count
Owner
State
State Highway Agency

About this bridge

S-31-108 over Scape Ore Swamp No. 2 is a prestressed concrete slab carrying S-31-108 over Scape Ore Swamp No. 2 in Lee County, South Carolina. It was built in 2012, so it is 13 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 275 vehicles a day, roughly 5% of them trucks, projected to reach 352 by 2043. The structure is 120 ft (36.6 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-31-108
CrossesScape Ore Swamp No. 2
Location8 MI S of Bishopville
RouteState Highway 108
Coordinates34.10787, -80.28236
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2023)
Projected traffic352 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-31-108 over Scape Ore Swamp No. 2 built?

It was built in 2012, making it 13 years old in 2025.

What condition is S-31-108 over Scape Ore Swamp No. 2 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 July 2023.

How much traffic does S-31-108 over Scape Ore Swamp No. 2 carry?

About 275 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-31-108 over Scape Ore Swamp No. 2?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns S-31-108 over Scape Ore Swamp No. 2?

It is owned by the State Highway Agency.