US Bridges

C-41-345 over Rocky Creek

Good

Saluda County, South Carolina · 8.9 MI SW of Saluda · Structure no. 000000000006775

Built
2004
21 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

C-41-345 over Rocky Creek is a prestressed concrete slab carrying C-41-345 over Rocky Creek in Saluda County, South Carolina. It was built in 2004, so it is 21 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 250 vehicles a day, roughly 9% of them trucks, projected to reach 365 by 2043. The structure is 60 ft (18.3 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesC-41-345
CrossesRocky Creek
Location8.9 MI SW of Saluda
RouteCounty Highway 345
Coordinates33.90014, -81.86727
Functional classRural Major Collector

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic365 by 2043
Trucks9%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-41-345 over Rocky Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is C-41-345 over Rocky 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 2024.

How much traffic does C-41-345 over Rocky Creek carry?

About 250 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is C-41-345 over Rocky Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns C-41-345 over Rocky Creek?

It is owned by the County Highway Agency.