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Ah, okay, that makes sense! It's a pretty cool setup no matter what you do. I'm still kicking around the idea of getting solar one day. I just saw the other day that they are talking about putting industrial wind and solar farms in our township and people are freaking out.

Put sand below and over the tubing your going to use for the burial part.

Yep we are going to bury the cables with a top dressing.