Policy: Attached are the guidelines for the Sequence of Operations for Life Safety Systems in High-Rise Buildings. This basic design guideline may vary depending on building requirements. LADBS has been instructed that all systems must be verified by LAFD prior to approval and/or installation. Procedure for Sequence of Operations: 1.0 Basic Guidelines for Sequence of Operations for Life Safety Systems in HighRise Buildings 1.1 Follow the guidelines specific to the requirements for the High-Rise Building in question. 1.2 For any additional questions, contact Unit Commanders.  

BASIC GUIDELINES FOR SEQUENCE OF OPERATIONS FOR LIFE SAFETY SYSTEMS IN HIGH-RISE BUILDINGS The following is a basic design guideline.  Systems may vary depending on building requirements.  All systems should be verified by LAFD prior to approval and/or installation.

	Manual Pull	Elevator Lobby Smoke Detector	Area Smoke/Heat Detectors	Duct Smoke Detectors	Elevator Shaft Smoke/Heat Detector	Sprinkler Water Flow Switch	Sprinkler Valve Tamper Switch	Special Extingushing Systems	Pre-Action	Building Power Failure
Annunciate At Fire Control Room (Trouble and Alarm)	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Annunciate At 24HR Atteded Remote Location (Trouble and Alarm)	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Activate Audible and Visual Alarm Signals On Floor Of Alarm	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	No
Shut Down All Air Handling On Floor Of Alarm (HVAC)	Yes	Yes	Yes	Yes	No	Yes	No	Yes	Yes	No
Close All Smoke/Fire Dampers On Floor Of Alarm	Yes	Yes	Yes	Yes	No	Yes	No	Yes	Yes	Yes
Release All Motorized and Electro-Magnetically Held Doors On Floor Of Alarm	Yes	Yes	Yes	Yes	No	Yes	No	Yes	Yes	Yes
Activate Smoke Evacuation System On Floor Of Alarm	Yes	Yes	Yes	Yes	No	Yes	No	Yes	Yes	No
Recall All Elevators Serving Floor Of Alarm	No	Yes	No	No	Yes	No	No	No	No	Yes
Release All Stair Shaft Door Locks in Building	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	Yes
Activate All Stair Shaft Pressurization In Building	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	No
Open Elevator Shaft Smoke/Exhaust Dampers	No	No	No	No	Yes	No	No	No	No	No
Release Approved Security Door Locks	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	Yes

If 24 HR on site monitoring is not provided, an approved automatic dialer system shall be installed and report to a LA City approved 24 HR monitoring company Full Voice-Evac with page by floor capabilities shall be provided for all new high-rise systems. (Rev 4/02)