4.2.1 Areas of Refuge
The tower design includes strategically placed areas of
refuge which allow for better controlled evacuation. Represented
in figure 3, the typical area of refuge will have fire rated exit
stairs closed off by doors to counter the spread of smoke.
Building employees will be trained to direct and instruct
evacuees. Also, the areas of refuge are designed to connect to
various stairwells. This means that occupants can be directed
down the safest path, and will almost never be trapped. As usual,
the areas of refuge are encased in fire resistant concrete, are well
ventilated, and can be lit by emergency lights.