US Bridges

C-30-523 over North Rabon Creek

FairPosted for load

Laurens County, South Carolina · 8.3MI NW of Laurens · Structure no. 000000000009235

Built
1997
28 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
86 ft
5 main spans
Daily traffic
350
2023 count
Owner
County
County Highway Agency

About this bridge

C-30-523 over North Rabon Creek is a wood or timber stringer/multi-beam or girder carrying C-30-523 over North Rabon Creek in Laurens County, South Carolina. It was built in 1997, so it is 28 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 5 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 350 vehicles a day, roughly 5% of them trucks, projected to reach 448 by 2043. The structure is 86 ft (26.2 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesC-30-523
CrossesNorth Rabon Creek
Location8.3MI NW of Laurens
RouteCounty Highway 523
Coordinates34.55351, -82.14694
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating7.8 US tons
Inventory rating5.7 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadUnknown
Structure length86 ft (26.2 m)
Longest span20 ft (6.1 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic448 by 2043
Trucks5%
Lanes on structure1
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$498,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C-30-523 over North Rabon Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is C-30-523 over North Rabon 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 April 2024.

How much traffic does C-30-523 over North Rabon Creek carry?

About 350 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-30-523 over North Rabon Creek?

The structure is 86 ft (26.2 m) long with a longest span of 20 ft (6.1 m) and a deck 20 ft wide.

Who owns C-30-523 over North Rabon Creek?

It is owned by the County Highway Agency.