US Bridges

C-30-548 over North Rabon Creek

PoorClosed to traffic

Laurens County, South Carolina · 11.5MI NW of Laurens · Structure no. 000000000008276

Built
1989
36 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
48 ft
3 main spans
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

C-30-548 over North Rabon Creek is a wood or timber stringer/multi-beam or girder carrying C-30-548 over North Rabon Creek in Laurens County, South Carolina. It was built in 1989, so it is 36 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 200 vehicles a day, roughly 5% of them trucks, projected to reach 256 by 2043. The structure is 48 ft (14.6 m) long and 17 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-30-548
CrossesNorth Rabon Creek
Location11.5MI NW of Laurens
RouteCounty Highway 548
Coordinates34.60948, -82.1679
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0.7 US tons
Inventory rating0.7 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 10
Structure length48 ft (14.6 m)
Longest span18 ft (5.5 m)
Deck width17 ft (5.1 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic256 by 2043
Trucks5%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$285,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C-30-548 over North Rabon Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is C-30-548 over North Rabon Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does C-30-548 over North Rabon Creek carry?

About 200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-30-548 over North Rabon Creek?

The structure is 48 ft (14.6 m) long with a longest span of 18 ft (5.5 m) and a deck 17 ft wide.

Who owns C-30-548 over North Rabon Creek?

It is owned by the County Highway Agency.