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DEFENCE IN DEPTH
Defence in depth

Safety provisions for specified facilities

 

There will be a number of activities undertaken at large sites and each will have it's own specific consideration of defence in depth. There will be a range of safety provisions,

Some will rely largely on procedures and administration

  • permits for entry
  • area surveys

Others will include physical controls

  • doors controlled by interlocks
  • ventilation systems with redundancy included
  • leak detection
  • back-up systems
  • surveillance systems
  • personal dosimeters