vault backup: 2025-10-23 10:52:59

2025-10-23 10:52:59 -04:00
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---
-id:
-aliases: []
-tags:
-  - destiny/permanent
-  - occupational/systems/lightning-protection
-  - status/draft
-  - type/guide
-title: Lightning Protection
---
-# Lightning Protection
-
-## Info
-
-### Early Streamer Emission (ESE)
-
-## Estimate Scope
-
-May or may not be included, see proposal on [[bpm|BPM]]
-
-### Subcontractors
-
-Find lightning protection subcontractor quotes on BPM
-
-> [!tip]
-> While you have them open, put the quote costs in Accubid.
-
-Search the quotes for direction on downlead counts, total length, and conduit size
-
-> [!example]
-> Contractor to furnish 1,980' of 1" PVC conduit and pull string
-
-If no quote is available:
-
-* **Downlead locations** = building corners + additional locations
-  such that downlead spacing is not greater than 100ft
-  * Minimum 10 locations for High Rise
-
-* **Total downlead conduit length** = building height * downlead locations
-
-* **Conduit size** = 1-1/4"
-
-### Takeoff
-
-```
-Area = "Lightning Protection" // confirm
-Phase = "Building - BOH, Storage & Common"
-System = "LPT - Lightning Protection"
-BidItem = "3 - Building"
-```
-
-* Takeoff: `COMMON ASSEMBLIES`/`PDI EMPTY CONDUIT`/`PVC ASSEMBLIES`/`* CONDUIT - PVC40`
-  * **Length** = total downlead conduit length
-  * **Count** = downlead locations
-
-  * Add item: `ITEM DATABASE`/`BOXES & CABINETS`/`JUNCTION BOXES AND INDUSTRIAL CABINETS`/
-    `BOXES - HNGD CVR - PAINTED STEEL - NEMA  1`/` 6x  4x  4" BOX HNGD CVR - NEMA  1`