zmVault/grounding-takeoff.md

id, aliases, tags, title

id	aliases	tags	title
grounding		authorship/original destiny/permanent occupational/takeoff/feeders status/draft type/guide	Grounding Takeoff

Grounding Takeoff

This script is intended to cover both electrical and telecom grounding in lieu of detail sufficient for standard takeoff (e.g. a grounding riser).

Note that the material provided in this system is intended to be budgetary, not especially consistent with the actual install.

System Grounding

Area = "01 - Feeders/Risers Building"

COMMON ASSEMBLIES/GROUNDING/GND = #3/0 & 1" CONDUIT - EMT

• Length: Perimeter of the main electrical rooms plus length to each riser.
• Count: Total number of electrical rooms

COMMON ASSEMBLIES/GROUNDING/(3) ... x 10' CU CLAD GRD ROD & 4"X12" GND BAR

• Count: 1

Riser

Area = "Typical - Building All Electrical Riser Rooms"

COMMON ASSEMBLIES/GROUNDING/GND = #3/0 & 1" CONDUIT - EMT

• Length: 15
• Count: 1

Telecom Ground Bridge

Use only where shown.

COMMON ASSEMBLIES/GROUNDING/TELE/DATA GND BRIDGE, ..., W/ COVER & (60') #6 THHN GREEN