Looking for input on a new residential build on 4 acre lot. The main electrical service comes in underground from the transformer to the front of the property at 1 phase 120/240. Here’s some details:
• The house build will be 160M away from the meter. (far distance)
• 150 Amp panel at the house...
It happened. My van was broken into and the guy stole my Dewalt 1-3/4 in. SDS-Max drill.
After using it to drive grounding rods, I am *never using a sledge hammer again*
I work mostly resi and small commercial in the city, so I am in 8' basements ...I drill a 2' hole to start because of the...
Looking at a 400amp service in an old building. Stone foundation, plastic water pipe. The two rods are the only grounding means. Do the rods and #6 really suffice as a GES for this service? If not, to what section of 250 does one turn?
All mechanical elements used to terminate a grounding electrode conductor or bonding jumper to a grounding electrode shall be accessible.
Exception No. 1: An encased or buried connection to a concrete-encased, driven, or buried grounding electrode shall not be required...
Customers often inquire as to the purpose and value of ground rods.
From research on the web, this is what I've found.
1. Ground rod dissipates energy from lightening strike, on grounded surface, into ground.
2. Same as 1 but for a hot power line that somehow comes into contact with a grounded...