RedactedNarrative: On operators second attempt, and while the bow line was being held fast on the pylon, the vessel's stern swung outward being pulled by the strong outgoing tide, causing the line to draw tight. Operator attempted to pull closer using his bow thruster and engine power which caused additional strain on the pylon. As a result it caused the pylon to seperate from the dock, causing subsequent property damage. Vessel was reported to have no damage.