10. A description of the arrangements to be made for protecting persons on the installation from hazards of explosion, fire, heat, smoke, toxic gas or fumes during any period while they may need to remain on the installation following an incident which is beyond immediate control and for enabling such persons to be evacuated from the installation where necessary, including the provision for—
(a)temporary refuge;
(b)routes from locations where persons may be present to temporary refuge and for egress therefrom to points from where the installation may be evacuated;
(c)means of evacuation at those points; and
(d)facilities within temporary refuge for the monitoring and control of the incident and for organising evacuation.