US Bridges

S-31-31 over Beaverdam Creek

Good

Lee County, South Carolina · 6 MI SW of Bishopville · Structure no. 000000000006534

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
950
2023 count
Owner
State
State Highway Agency

About this bridge

S-31-31 over Beaverdam Creek is a prestressed concrete slab carrying S-31-31 over Beaverdam Creek in Lee County, South Carolina. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 950 vehicles a day, roughly 12% of them trucks, projected to reach 1,387 by 2043. The structure is 60 ft (18.3 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-31-31
CrossesBeaverdam Creek
Location6 MI SW of Bishopville
RouteState Highway 31
Coordinates34.15303, -80.31342
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length60 ft (18.3 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 traffic950 (2023)
Projected traffic1,387 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-31-31 over Beaverdam Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is S-31-31 over Beaverdam Creek 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 August 2023.

How much traffic does S-31-31 over Beaverdam Creek carry?

About 950 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is S-31-31 over Beaverdam Creek?

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

Who owns S-31-31 over Beaverdam Creek?

It is owned by the State Highway Agency.