Quote:
Originally Posted by Kokatha man
Well, as ol' Albert was reputed to have said, "everything is relative." Yes, drying, shrinking subsoils (most specifically clays) will cause footing/foundation movement, over here in SA with "Bay of Biscay" soils in abundance house-cracking is legendary - no-one uses anything but slab/raft foundations anymore: but I guess the question you might hafta ask is - "what was the moisture level(s) around your pier when you set the alignment?"
The subsoil shrinks and expands constantly, but with (this) extended drought I guess it makes sense to keep a modicum of moisture retention in the surrounds - could suggest other "quick 'n easy" options.....
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Agree, pre water restrictions, my old neighbour in the Northern Suburbs of Adelaide frequently watered his paved driveway!
Doug
