How Deep Should You Bury a Ground Rod for Optimal Earth Grounding?

When installing electrical systems, one question keeps tripping up DIYers and pros alike: "How far down does a ground rod need to go for proper earthing?" Well, here's the shocking truth - the 8-foot rule you've probably heard about isn't always sufficient. Recent data from the 2024 National Electrical Code Handbook shows 23% of grounding failures occur in installations that met minimum depth requirements. [2020-12-23 11:38]