To limit the probability that the presence of water within the area to be dampproofed will lead to an improperly prepared surface, which could lead to an inadequate substrate, which could lead to improper application of the dampproofing, which could lead to discontinuity in the dampproofing, which could lead to an inadequate resistance to moisture transfer from the ground, which could lead to the ingress of moisture from the ground.
This is to limit the probability of:
This is to limit the probability of:
This is to limit the probability of harm to persons.