Perimeter waterproofing around slabs and sidewalk interfaces enables deal with water migration for the period of storms

https://wiki-nest.win/index.php/Humidity_Control_in_Commercial_Buildings:_Impacts_on_Materials_and_Indoor_Air_Quality

Perimeter waterproofing around slabs and sidewalk interfaces facilitates organize water migration all the way through storms. Proper detailing prevents infiltration into the development envelope.