According to the latest information available, Log Jam Road boat ramp in Clarendon County, South Carolina is a concrete boat ramp that is 16 feet wide. It provides access to Lake Marion, which is the largest lake in South Carolina with a surface area of approximately 110,000 acres. The ramp is located on the western shore of Lake Marion, just south of the town of Manning.

The ramp is suitable for launching small to medium-sized boats, including fishing boats, pleasure boats, and pontoon boats. However, larger boats may have difficulty launching at this ramp due to its relatively narrow width. Additionally, the ramp is not suitable for launching jet skis or other personal watercraft.

As for the area around the Log Jam Road boat ramp, it is a popular fishing destination, particularly for largemouth bass, crappie, and catfish. There are also several picnic areas and camping facilities nearby, making it a popular spot for families and outdoor enthusiasts.

Overall, Log Jam Road boat ramp is a well-maintained and convenient access point for anyone looking to explore Lake Marion in Clarendon County, South Carolina.