US Bridges

S-23-1046 over Rock Creek

Good

Greenville County, South Carolina · 2.1 MI SW of Simpsonville · Structure no. 000000000007468

Built
2006
19 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
9,900
2023 count
Owner
State
State Highway Agency

About this bridge

S-23-1046 over Rock Creek is a prestressed concrete slab carrying S-23-1046 over Rock Creek in Greenville County, South Carolina. It was built in 2006, so it is 19 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 9,900 vehicles a day, roughly 2% of them trucks, projected to reach 12,672 by 2043. The structure is 90 ft (27.4 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesS-23-1046
CrossesRock Creek
Location2.1 MI SW of Simpsonville
RouteState Highway 1046
Coordinates34.71732, -82.28259
Functional classUrban 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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.8 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,900 (2023)
Projected traffic12,672 by 2043
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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-23-1046 over Rock Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is S-23-1046 over Rock 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 July 2023.

How much traffic does S-23-1046 over Rock Creek carry?

About 9,900 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is S-23-1046 over Rock Creek?

The structure is 90 ft (27.4 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns S-23-1046 over Rock Creek?

It is owned by the State Highway Agency.