US Bridges

S-30-312 over Rabon Creek

Good

Laurens County, South Carolina · 8.0 MI W Laurens · Structure no. 000000000003367

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
4 main spans
Daily traffic
300
2023 count
Owner
State
State Highway Agency

About this bridge

S-30-312 over Rabon Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying S-30-312 over Rabon Creek in Laurens County, South Carolina. It was built in 2009, so it is 16 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 300 vehicles a day, roughly 5% of them trucks, projected to reach 384 by 2043. The structure is 220 ft (67.1 m) long and 37 ft wide.

CarriesS-30-312
CrossesRabon Creek
Location8.0 MI W Laurens
RouteState Highway 312
Coordinates34.49379, -82.15378
Functional classRural 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 protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating21.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length220 ft (67.1 m)
Longest span60 ft (18.3 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic384 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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-30-312 over Rabon Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is S-30-312 over Rabon 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 May 2023.

How much traffic does S-30-312 over Rabon Creek carry?

About 300 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-30-312 over Rabon Creek?

The structure is 220 ft (67.1 m) long with a longest span of 60 ft (18.3 m) and a deck 37 ft wide.

Who owns S-30-312 over Rabon Creek?

It is owned by the State Highway Agency.