The purpose of this pattern is to argue compliance with Safety Principle 6 (Defence in Depth) of the Nuclear Naval Programme Safety Principles and Safety Criteria document.
Author: Tim Kelly
Last Modified: 22/2/1999
DOWNLOAD THE 'DEFIDEP' PATTERNThe motivation behind this pattern is to communicate the key claims that need to be put forward to demonstrate compliance with the Defence in Depth Principle and thus show how the overall requirement may be decomposed into a number of more specific requirements that can be more easily addressed.