Any initiating device will cause four floors to go into alarm.
Fire alarm floor above floor below.
The fire floor floor of initiating device activation two floors below the fire floor and the floor above the fire floor.
Fire sprinkler system in the building 2.
I m familiar with the requirements of pas but was not aware that to program a high rise fire alarm system as floor above floor below we would have to conform to these requirements.
Thanks for the responses guys.
People were out on the back balconies.
The ahj may require all floors to be notified only the floor in alarm to be notified or a combination of floors local to the alarm floor above and floor below one floor below and two floors above etc.
The other problem is when the building has zoned evacuation as in a high rise building where only the fire floor the floor above and the floor below are evacuated on the initial alarm yet occupants located near the stairs throughout the building can hear the alarm in the stairwell.
Multiplex fire alarm systems allow for annunciating different messages at the same time in different zones depending on which floor zone.
This can result in considerable confusion questions from.
The new britain fire department said when firefighters arrived heavy fire from the middle floor had already extended to the floor above.
New buildings 150 ft.
When a fire alarm system is installed in a new high rise tourist hotel the following procedure shall be followed.
The evacuation alarm will now sound on the affected floor the floor below and the floor above.
The occupants can then reenter the occupied space on those safe floors to await further instructions.
The convective energy fire smoke heat and steam from the fire streams tend.
In addition the visual alarm indicating circuit s shall be activated on the floor of alarm origin the floor immediately above the floor of origin and one floor immediately below the floor of origin.
By danny stratton firefighters working above the fire floor are in the most dangerous location at a structure fire.
The evacuation alarm will be a slow whoop.
The occupants of the fire floor and floors immediately above and below it should immediately use the exit stairs to descend to a floor level that is at least a few floors below the fire floor.
A first floor alarm shall transmit a fire zone message to all below grade levels.
Staff training documentation of such 4.
