The second alternative is for the initial alert
signal to be given to certain staff, who then
carry out pre-arranged actions to help others
to evacuate more easily. It requires able, fullytrained
staff to be available at all times and should
not be seen as a simple means of reducing
disruption to working practices. Where staged
alarms are being used, disabled people should
be alerted on the first stage to give them the
maximum time to escape.