How adjectives should the ground pole touch the power box? need to put a ground pole next to the house becuse it...
need to put a ground pole next to the house becuse it be buildt in 1950 old codes. necessitate to ground home.
8 ft. You should drill to the center of the planet.
Most ground rods you get are 8 to 10 feet long. Unless you live surrounded by a really dry area...8 feet is cavernous enough. The ground rod needs to be in motion down to what they call ' the perma-moist'...at the depth ( usually 6 ft ) where the dirt never dries out...that course you get a good ground. this much
http://youtube.com/watch?v=2NXZ7jfdfR8
hope this help!!
Answers: NEC requires 8 ft ground rod.
depending what code and state/province canada Ont. a ground plate is now required antediluvian code was two 6 ft six feet apart or one 10 foot. usa code I do not know You should drive 2 8ft ground rods.
Please contact your nearest Dept. of Water & Power, before digging, this could be extremely dangerous. 10 ft poles, steel coated beside copper are sold at big hardware chain stores.
6TO 10 FEET