Evacuation and strategical approach

1
Evacuation And Strategical Approach
2
Evacuation

• Its the urgent shifting or moving people from an
  area, because of imminent threat or on going
  hazard. These are the major step taken by the
  government when such hazards are taking place.

3
Reasons for evacuation

• Evacuations may be carried out before, during or
  after disasters such as
• Natural disasters
• eruptions of volcanoes,
• tropical cyclones
• floods,
• earthquakes
• tsunamis or
• wildfires/bushfires
• Other reasons include

4
Reasons for evacuation

• industrial accidents,
• chemical spill
• nuclear accident
• traffic accidents, including train or aviation
  accidents,
• fire,
• military attacks,
• bombings,
• terrorist attacks
• military battles
• imminent nuclear war
• structural failure
• viral outbreak

5
Planning

• Emergency evacuation plans are developed to
  ensure the safest and most efficient evacuation
  time of all expected residents of a structure,
  city, or region.
• A benchmark "evacuation time" for different
  hazards and conditions is established.

6
Benchmark

• A benchmark "evacuation time" for different
  hazards and conditions is established.
• Benchmarks can be established through using
• best practices,
• regulations,
• using simulations,
• such as modeling the flow of people in a
  building,.
• Proper evacuation plans will use multiple
  exits, contra-flow lanes, and special
  technologies to ensure full, fast and complete
  evacuation.

7
Types of evacuation

• Evacuation plans depends can vary according to
  the hazards.
• There are different types of evacuation plans
• Small scale evacuations
• Large scale evacuations

8
Example of evacuation plans
9
Evacuation sequence

• The sequence of an evacuation plans can be
  divided into the following phases
• detection
• decision
• alarm
• reaction
• movement to an area of refuge or an assembly
  station
• transportation