LOS ANGELES FIRE DEPARTMENT
FIRE PREVENTION BUREAU
POLICY FOR SEQUENCE OF OPERATIONS
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 | 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)