Grounding and Bonding

$($Article $250$ Part $3)$

Practical Exercise

Using table $250\mathrm{.}66,310\mathrm{.}15(B)(16),$ and any other section of the NEC, design a service drop from Utility to Building $A$

What size SE cables are you using?

What grounding electrode and conductor are you planning on using for building A$?$ How deep?

Using the charts provided design an underground sub feed from building $A$ to building $B$

Building $B$ is sub$-$feeding off of building $A.$ How do you plan to ground it$?$

Driveway

$100$ Amp Sub$-$Panel