Frost-protected shallow foundation


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Frost-protected shallow foundation

A foundation system in which foam insulation is placed around the perimeter of a foundation to reduce heat loss through the slab and/or below-grade walls, subsequently raising the frost depth of a building and allowing foundations to be as shallow as 16 inches below grade.
References in periodicals archive ?
Frost-protected shallow foundations provide a third alternative.
Frost-protected shallow foundations save energy, excavation and construction time, labor, materials, and money, and disturb less soil than conventional foundations.
The NAHB Research Center coordinated the projects; the results are published in a report tided "Substantiating Data and Information for Frost-Protected Shallow Foundations," along with the "Design Guide for Frost-Protected Shallow Foundations.