On Tue, 17 Nov 2015 10:21:45 -0800 (PST), wrote:



Aluminum is prohibited as a ground rod conductor.

Do you mean aluminum is prohibited as the ground rod itself or is it also prohibited as the ground wire connected to the ground rod.

I don't see aluminum ground rods but I do see a lot of aluminum ground __wire___.

Mark


You shouldn't see it going to a rod.

250.64(A) ...
.... Where used outside, aluminum or copper-clad aluminum grounding
conductors shall not be terminated within 450 mm (18 in.) of the
earth.