US Bridges

S-12-54 over Dry Run Creek

Good

Chester County, South Carolina · 11.5 MI NW Chester · Structure no. 000000000008985

Built
1996
29 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
79 ft
3 main spans
Daily traffic
75
2023 count
Owner
State
State Highway Agency

About this bridge

S-12-54 over Dry Run Creek is a concrete continuous slab carrying S-12-54 over Dry Run Creek in Chester County, South Carolina. It was built in 1996, so it is 29 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 75 vehicles a day, projected to reach 104 by 2043. The structure is 79 ft (24 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesS-12-54
CrossesDry Run Creek
Location11.5 MI NW Chester
RouteState Highway 54
Coordinates34.78534, -81.39637
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length79 ft (24 m)
Longest span33 ft (10 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic104 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-12-54 over Dry Run Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is S-12-54 over Dry Run 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 November 2024.

How much traffic does S-12-54 over Dry Run Creek carry?

About 75 vehicles per day (2023 count).

How long is S-12-54 over Dry Run Creek?

The structure is 79 ft (24 m) long with a longest span of 33 ft (10 m) and a deck 36 ft wide.

Who owns S-12-54 over Dry Run Creek?

It is owned by the State Highway Agency.