The frost line—also known as frost depth or freezing depth—is most commonly
the depth to ... Ontario: Map of frost penetration depths for Southern Ontario.
When you excavate your footings you will need to dig below the frost line.This is
the depth at which the moisture present in the soil is expected to freeze.
Soil Temperature and Frost Depth Maps. Knowing the temperature of the soil is
important for many activities including agriculture, horticulture, construction, and ...
This picture shows a map of the lower 48 United States and a portion of Canada
... Maximum freeze depth corresponds to the maximum frost depth for the year
with ..... The figure is an x-y scatter plot, with a solid diagonal line of equality
Jul 22, 2006 ... U.S frost lines. lightningwild posted "Found a map for frost depth, of course this is
from 1988, and is approximate. This is a PDF file. I thought ...
Jan 14, 2009 ... I found online this map of estimated average depths of the Frost Line across the
continental United States. It looks pretty reasonable to me, but I ...
Dig and pour your deck footings so they extend below the frost line. ... The depth
of frost penetration depends on the soil type, the severity of the winter, the ...
... footings are not required to extend below the frost line when protected from
frost by ... Foundations protected from frost in accordance with Figure R403.3(1)
and ... DEPTH AND INSULATION REQUIREMENTS FOR FROST-PROTECTED ...
In Indiana, the frost line varies depending on location and elevation. This is why it
is important to have a frost line map available, which shows the depth of the ...
The average depth of the frost line in Iowa is 58 inches. ... individual states, so an
individual must consult a frost map and check with her local building inspectors ...