US Bridges

S-31-600 over Timber Creek

Good

Lee County, South Carolina · 10 MI W of Bishopville · Structure no. 000000000006158

Built
2011
14 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
25
2023 count
Owner
State
State Highway Agency

About this bridge

S-31-600 over Timber Creek is a prestressed concrete slab carrying S-31-600 over Timber Creek in Lee County, South Carolina. It was built in 2011, so it is 14 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 25 vehicles a day, projected to reach 32 by 2043. The structure is 70 ft (21.3 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesS-31-600
CrossesTimber Creek
Location10 MI W of Bishopville
RouteState Highway 600
CountyLee County
StateSouth Carolina
Coordinates34.26218, -80.41978
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.
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 geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating55.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic32 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-31-600 over Timber Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is S-31-600 over Timber 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-31-600 over Timber Creek carry?

About 25 vehicles per day (2023 count).

How long is S-31-600 over Timber Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns S-31-600 over Timber Creek?

It is owned by the State Highway Agency.