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2025-12-18 17:14:55 -05:00
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fire-alarm-takeoff.md
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@@ -1,13 +1,13 @@
---
id:
aliases: []
title: Fire Alarm Takeoff
tags:
- authorship/original
- destiny/permanent
- occupational/takeoff/fire-alarm
- occupational/takeoff
- status/draft
- type/guide
title: Fire Alarm Takeoff
---
# Fire Alarm Takeoff
@@ -28,46 +28,58 @@ _Mid Rise, High Density (Wood frame):_ Free air, conduit only where required.
## Backbone
Put all backbone takeoff in the `Area` of the Fire Command Center.
Include [[sleeving-takeoff]] as necessary.
`COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/...
### Fire Command Center
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`HEAD END EQUIP`/`... HEAD END`
1. * `Area` = As shown.
* `Phase` = As shown.
.../`HEAD END EQUIP`/`... HEAD END`
### Generator Room
1. `Area` = Same as FACR
1. * `Area` = Same as FACR.
* `Phase` = Same as FACR.
`COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`GENERATOR ROOM ...`
.../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`GENERATOR ROOM ...`
### Fire Pump Room
1. `Area` = Same as FACR
1. * `Area` = Same as FACR.
* `Phase` = Same as FACR.
`COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FIRE PUMP ROOM ...`
.../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FIRE PUMP ROOM ...`
### Elevator Control Rooms
> Also "Elevator Machine Room"
* `Area` = Same as FACR.
* `Phase` = Same as FACR.
For each Elevator Control Room (ECR):
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`ELEV CONTROL ROOM ...`
1. .../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`ELEV CONTROL ROOM ...`
* **Count** = 1
2. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO ELEV CONTROL RM ...`
2. .../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO ELEV CONTROL RM ...`
* **Length** = Length measured from the most distant points of the FACR and ECR.
* Input adder length to reach the level of the ECR (Minimum 15ft).
* Input adder length to reach the level of the ECR (Minimum 15ft).
### Elevator Shafts
* `Area` = Same as FACR.
* `Phase` = Same as FACR.
For each elevator shaft:
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`ELEV SHAFT ...`
1. .../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`ELEV SHAFT ...`
* **Count** = 1
2. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO ELEV SHAFT ...`
2. .../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO ELEV SHAFT ...`
* **Length** = Length measured from the most distant points of the FACR and elevator shaft.
* Input adder length to reach the level of the shaft (Minimum 15ft).
@@ -91,7 +103,10 @@ For each elevator shaft:
For each stairwell:
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO STAIRWELLS 1" CONDUIT ...`
1. * `Area` = Same as FACR.
* `Phase` = Same as FACR.
.../`GEN, ELEV, FIRE PUMP & FA ROOM ASSEMBLIES`/`FACR TO STAIRWELLS 1" CONDUIT ...`
* **Length** = Length measured from the most distant points of the FACR and stairwell.
* Input adder length to reach the level of the stairwell (Minimum 15ft).
@@ -104,8 +119,8 @@ For each stairwell:
1. Horizontal:
* `Area` = Same as FACR
* `Area` = Same as FACR.
`... HORIZONTAL RUN`
* **Length** = Length measured from FACR to all electrical rooms
@@ -128,10 +143,10 @@ For each stairwell:
## Central Monitoring Loop
> [!important]
> Garden Style only.
> Garden Style only.
> Fire Alarm Control Panels from each building will send a signal to a central location.
>
>
> In case of an emergency,
> the fire department will go to the central fire alarm station
> and find out what the issue is.
@@ -141,32 +156,23 @@ For each stairwell:
### Smoke Detectors
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`INITIATING DEVICES WITH WIRE - ...`/`SMOKE DETECTOR W/ BASE - ...`
_Design Build:_
Count every stairwell at every level.
* **Count:** As shown, otherwise (1) every stairwell at every level.
### Pull Stations
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`INITIATING DEVICES WITH WIRE - ...`/`PULL STATION - ...`
_Design Build:_
Count every stairwell at every level
and every exterior exit.
* **Count:** As shown, otherwise (1) every stairwell at every level and every exterior exit.
### Flow/Tamper Switches
No free-air. If wood frame, take off as EMT.
_Design Build:_
Count every stairwell at every level.
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`INITIATING DEVICES ...`/`ADDRESSABLE DUAL MONITOR MODULE - FLOW/TAMPER - ...` (No free-air)
* **Count:** As shown, otherwise (1) every stairwell at every level.
### Magnetic Door Holders
1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`INDICATING DEVICES WITH WIRE - ...`/`MAGNETIC DOOR HOLDER - ...`
_Design Build:_
Count 2 for every set of double doors.
(Typical of elevator lobbies and corridors)
* **Count:** As shown, otherwise (2) every set of double doors.
(Typical of elevator lobbies and corridors)
### Horns, Speakers, and Strobes
@@ -177,8 +183,8 @@ _Design Build (method 1):_
* measure with circles on Bluebeam
* or divide relevant SF area by 4415
* $\pi(\frac{75}{2})^2 \approx 4415$
* every elevator lobby,
* and every BOH room on the first floor and garage levels.
* every elevator lobby, and
* every BOH room on the first floor and garage levels.
_Design Build (alternative method):_
* 15ft from end of corridor,