US Bridges

S-13-45 over Rocky Creek

FairPosted for load

Chesterfield County, South Carolina · 4.3 MI SE Jefferson · Structure no. 000000000002157

Built
1955
70 years old, rebuilt 1992
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
45 ft
3 main spans
Daily traffic
550
2023 count
Owner
State
State Highway Agency

About this bridge

S-13-45 over Rocky Creek is a concrete slab carrying S-13-45 over Rocky Creek in Chesterfield County, South Carolina. It was built in 1955 and reconstructed in 1992, so it is 70 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 550 vehicles a day, roughly 5% of them trucks, projected to reach 803 by 2043. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesS-13-45
CrossesRocky Creek
Location4.3 MI SE Jefferson
RouteState Highway 45
CountyChesterfield County
StateSouth Carolina
Coordinates34.61528, -80.32528
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30.8 US tons
Inventory rating18.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 10
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic803 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-13-45 over Rocky Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1992.

What condition is S-13-45 over Rocky Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does S-13-45 over Rocky Creek carry?

About 550 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-13-45 over Rocky Creek?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-13-45 over Rocky Creek?

It is owned by the State Highway Agency.