Joined: July 2004
||Posted: 15 July 2017,14:00
1 - yes: level and compact before adding new material
2 - On any gradient more than 1:20 I recommend intermediate restraining courses to minimise slip/creep of the cell pavers. You could use, say, channel kerbs, a band of concrete bedded block pavers or, as luck would have it, concrete bedded linear drainage channels.
3 - I assume Terram are familar with the ground make-up and permeability to make such a statement? Are these transverse channels?
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