vault backup: 2026-05-27 11:12:04

fire-alarm-takeoff.md

@@ -162,6 +162,10 @@ For each stairwell:
 
 ## Devices
 
+Takeoff should always(?) use the
+`DOES NOT INCLUDE COST OF DEVICES AND CABLE` assemblies,
+since we will always(?) have a fire alarm quote.
+
 ### Smoke Detectors
 
 1. `COMMON ASSEMBLIES`/`FIRE ALARM & DAS SYSTEMS`/`INITIATING DEVICES WITH WIRE - ...`/`SMOKE DETECTOR W/ BASE - ...`
@@ -190,11 +194,12 @@ For each stairwell:
 _Design Build (method 1):_
 * Count every 75 ft,
     * measure with circles on Bluebeam
-    * or divide relevant SF area by 4415
-        * $\pi(\frac{75}{2})^2 \approx 4415$
+    * or divide relevant SF area by 4415[^2]
 * every elevator lobby, and
 * every BOH room on the first floor and garage levels.
 
+[^2]:  $\pi(\frac{75}{2})^2 \approx 4415$
+
 _Design Build (alternative method):_
 * 15ft from end of corridor,
 * then every 50ft