Survival Craft Release & Retrieval Systems Lifeboat accidents occur most often during training and drills and involve not just the hooks, but also the entire lifeboat release and retrieval system (LRRS), including the wires, the gripes and pennants. In many cases, the cause is unsound procedures. Various regulatory amendments have been made in recent years, many of which have addressed on-load release mechanisms in an attempt to prevent further occurrences. Author: Witherby Seamanship Publisher: Witherby Seamanship Edition Date: 2017 Number of Pages: TBD