Research and analysis

Safety lessons: unsafe anchoring in heavy weather

Summary of the grounding of tanker Astral after its anchor dragged in storm force winds, highlighting ways to prevent similar accidents.


MAIB safety flyer issued January 2009

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


This safety message concerns a grounding after a product tanker drags anchor and is one of a number of similar accidents. The information has been prepared for members of the:

  • shipping industry
Published 29 January 2009