WEST POINT, Wis. (WFRV) – Authorities in central Wisconsin say a 20-year-old who crashed his vehicle into Lake Wisconsin was the reason why the Merrimac Ferry was closed. The Columbia County Sheriff’s Office posted on its Facebook page about an incident where a vehicle crashed into the water at the Hwy 113 Ferry Crossing. On June 13 around 11 p.m., authorities were advised of the incident.