US Bridges

S-4-263 over Rocky River

Fair

Anderson County, South Carolina · 2.5MI SE Anderson · Structure no. 000000000007064

Built
1978
47 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
210 ft
7 main spans
Daily traffic
2,700
2023 count
Owner
State
State Highway Agency

About this bridge

S-4-263 over Rocky River is a concrete slab carrying S-4-263 over Rocky River in Anderson County, South Carolina. It was built in 1978, so it is 47 years old, younger 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.

It carries about 2,700 vehicles a day, roughly 4% of them trucks, projected to reach 3,321 by 2043. The structure is 210 ft (64 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesS-4-263
CrossesRocky River
Location2.5MI SE Anderson
RouteState Highway 263
CountyAnderson County
StateSouth Carolina
Coordinates34.47516, -82.61571
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating42.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length210 ft (64 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2023)
Projected traffic3,321 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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-4-263 over Rocky River built?

It was built in 1978, making it 47 years old in 2025.

What condition is S-4-263 over Rocky River 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 November 2024.

How much traffic does S-4-263 over Rocky River carry?

About 2,700 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-4-263 over Rocky River?

The structure is 210 ft (64 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns S-4-263 over Rocky River?

It is owned by the State Highway Agency.