frost line in pa is 42 inches
4' (1.2m)
washington, idaho, montana, north dakota, and part of minnesota
In western Pennsylvania the frost line falls at 36", when installing underground waterlines 42" is perfered.
The frost line is most commonly the depth to which the groundwater in soil is expected to freeze. Maps of this can be found on Wikipedia, and different frost lines for different areas can be found on that regions department of labor website.
The frost line in the state of West Virginia is about 30 inches. This is the depth that frost can penetrate the soil.
6" below grade
The average front line depth in Connecticut is around 42 inches. However, the frost line in northern areas of the state can reach depths of over 50 inches.
frost line in Gwinnett
Well, there more then one frost line in Illinois: 1) 10" to 20" for Southern Illinois 2) 15" to 30" for Central Illinois (frost line for Peoria) 3) 20" to 35" for Northern Illinois
It depends on the route you take but the approximate driving distance from Alabama's state line to Washington's state line (using major roadways) is 2,170 miles.
no Frost
The frost line in Salt lake city is 30 in. I would assume that that is average for most of the state.
The frost line i Michigan measures about 42 inches.
Frost line in SLC is 30"in
What is the frost line depth in louisville Kentucky
what do you mean by frost line frost will penetrate up to three feet in the dead of winter if that is what you are asking.