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area-of-refuge-takeoff.md

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+---
+id:
+aliases:
+  - 2-way-communication
+  - area-of-rescue
+  - two-way-communication
+tags:
+  - destiny/permanent
+  - status/draft
+  - occupational/systems/standalone-systems
+  - type/guide
+title: Area of Refuge (AoR)
+---
+# Area of Refuge (AoR)
+
+## Info
+
+> [!info] Also Known As
+> * Area of Rescue
+> * 2-Way Communication
+
+### 2-Way vs. AoR
+
+Area of Refuge is defined in NFPA 101 _Life Safety Code_.
+
+In NFPA 101 "two-way communication system" is used as generic term,
+to be installed in accordance with the governing code NFPA 72.
+
+NFPA 72 _Fire Alarm and Signaling Code_, Chapter 24 _Emergency Communications Systems (ECS)_
+
+24.8 Two-Way, In-Building Wired Emergency Services Communications Systems
+
+24.10 Area of Refuge (Area of Rescue Assistance) Emergency Communications Systems,
+Stairway Communications Systems, Elevator Landing Communications Systems,
+and Occupant Evacuation Elevator Lobby Communications Systems.
+
+## Sequence
+
+### 1. Preparation
+
+Complete [[fire-alarm]] preparation and takeoff.
+
+### 2. Takeoff
+
+##### Horizontal
+
+> Area: Same as Fire Command Room
+
+`FIRE ALARM & DAS SYSTEMS`/`TWO WAY COMMUNICATION ASSEMBLIES`/`...`
+
+* Length: Per drawings if shown, otherwise use longer of
+    * FCR to elevator lobbies
+    * FCR to stairwells
+* Count: Number of boxes run to. Per drawings if shown, otherwise use the greater of:
+    * Count of elevators
+    * Count of stairwells
+
+##### Vertical
+
+> Area: "Typical - Building All Levels"
+
+`FIRE ALARM & DAS SYSTEMS`/`TWO WAY COMMUNICATION ASSEMBLIES`/`...`
+
+* Length: 15ft x per count
+* Count: match Horizontal
+
+### 3. Review