slab subgrade
slab subgrade
(OP)
A note in the plans says " 6" porous material" for use under slab.
What is the reasoning behind this?
What constitutes a porous material? 3/4" crushed stone? other?
What is the reasoning behind this?
What constitutes a porous material? 3/4" crushed stone? other?





RE: slab subgrade
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RE: slab subgrade