i dont know whho cares
Most concrete foundations are buried 4' to get below the frost line which is around 3'.
4 feet
The frost depth level below area's usually not less than 800 mm .
The frost line depth for the Ottawa-Montreal area ranges from 1.4m to 1.5m below surface elevation.
Frost line depth is measured from grade (or lowest surface soil level pursuant to the foundation).
12 inches
32"
no Frost
The frost line in the city of Chicago is thought to be 36 inches. The average Chicago winter does not exceed the 36 inch frost line, but extremely cold winters can.
In the City of Pittsburgh, PA, the frost line typically ranges from 36-42 inches deep. This depth is the point where the ground is expected to freeze in the winter months. Understanding the frost line is important for construction projects to prevent damage to structures.
no Frost
one metre
42 inches
42"
The frost line in Salt lake city is 30 in. I would assume that that is average for most of the state.
3ft
What is the frost line depth in louisville Kentucky
48"