Ask The Experts

What is the Sphere of Influence?
What are driven rods and advanced driven rods?
What other types of grounding electrodes are there apart from ground rods?
What are the NEC Requirements for Grounding and Bonding Rebar?
Should you make neutral-to-ground bonds in electrical panels?
The NEC calls for use of Ground Fault Protection (GFP) type for circuit breakers for services over 1000A, does this include buildings or just equipment?
Why does my surge protection device say not to use it with power cords?
How to Ground a Subpanel in a Detached Building or Garage?
What Is An Acceptable Earth Ground Resistance Value?
What is the purpose of the PVC sleeve in concrete grounding?
Will applying salt around earthing electrodes help to resolve neutral to ground line voltage issues?
How Does One Lightning Strike Kill Multiple Animals?
What is Carbonaceous (Coke)​ ​Breeze and why was it banned?
What is the Best Soil Resistivity Testing Method?
How exactly are airplanes electrically grounded?