US Bridges

S-12-327 over Tinkers Creek

Good

Chester County, South Carolina · 6.8 MI NE Richburg · Structure no. 000000000009149

Built
1997
28 years old
Condition
Good
inspected February 2025
Type
Slab
Concrete
Length
180 ft
6 main spans
Daily traffic
350
2023 count
Owner
State
State Highway Agency

About this bridge

S-12-327 over Tinkers Creek is a concrete slab carrying S-12-327 over Tinkers Creek in Chester County, South Carolina. It was built in 1997, so it is 28 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 350 vehicles a day, roughly 5% of them trucks, projected to reach 448 by 2043. The structure is 180 ft (54.9 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-12-327
CrossesTinkers Creek
Location6.8 MI NE Richburg
RouteState Highway 327
Coordinates34.79303, -80.94375
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.3 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadHS 25 or greater
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic448 by 2043
Trucks5%
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-12-327 over Tinkers Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is S-12-327 over Tinkers 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 February 2025.

How much traffic does S-12-327 over Tinkers Creek carry?

About 350 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-12-327 over Tinkers Creek?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns S-12-327 over Tinkers Creek?

It is owned by the State Highway Agency.