Assertion: ground level slab floor | /r/HasProperty | uncommon
Facets:
value: in northern latitudes
type: LOCATION
Source sentences:
text: Ground level slab floors are uncommon in northern latitudes where freezing provides significant structural problems, except in heated interior spaces such as basements or for outdoor unheated structures such as a gazebo or shed where unitary temperatures are not creating pockets of troublesome meltwaters.