New answers tagged foundation
Generally speaking when stone walls are falling apart there are two main reasons: (1) The structure has an unsound design. This is typically the case for badly designed retaining walls which have not been backed into the hill far enough. (2) The stone is ill-fitted. In your case reason #2 is probably the problem. You cannot just heap two unmatched stones ...
The drain configuration depends on the direction and degree of slope. Yeah, you might need to work around it, unless the patio is positioned on the upward slope, on the side of the yard opposite the outlet(s). Below is a picture depicting where a french drain could be located with respect to a patio and slope. Also, I am assuming the patio is solid concrete ...
maybe i am missing something here, but isn't that a floor drain, just with no cover on it?
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