Tasmania’s marine safety authority says it is “amazing” no one was hurt when a jet ski crashed into a timber walkway near a Derwent Valley boat ramp on Saturday afternoon.
- The vision shows an unmanned jet ski leaving the water and crashing into a timber walkway alongside a boat ramp
- The incident has prompted warnings from marine authorities not to swim near the ramp
- They say children had been in the area an hour before the incident
Marine and Safety Tasmania posted a video of the incident…