Anchor depth

68gtxman said

Frost heave. This is down below the frost heave depth, if you need to worry about that. Otherwise, it’s not needed.

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Ah ok

I live in North Carolina. Coldest it gets in my area is occasionally in the single digits. With very little snow. Would that design without the column be ok? And if so, would I still need the vertical rebar inserted into the floor of the pit?