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en.wikipedia.org/wiki/Frost_line

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.

www.decks.com/how-to/264/deck-footing-frost-depth-map

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.

diy.stackexchange.com/questions/30324/how-where-can-i-find-out-what-the-frost-line-is-for-my-area

Aug 4, 2013 ... This map shows Frost Line Depth the frost line depth for each state. ... The Santa Cruz County Municipal Code states "Frost line depth = 12 ...

charlesandhudson.com/check_the_frost_line_before_digging_footings

frost-line-depth-map.jpg. The bottom of your footings should sit 6 inches below the frost line so the posts won't shift as the ground freezes and thaws. You should  ...

www.plumbinghelp.ca/frost-line-depth-north-america

In this article, we will cover the Frost Line Depth in North America. Frost Depth or Freezing Depth is the maximum depth within the soil, where groundwater is ...

www.fhwa.dot.gov/publications/research/infrastructure/pavements/ltpp/08057/07.cfm

Data from 21,953 dates were analyzed, and frost penetration depths were ... This picture shows a map of the lower 48 United States and a portion of Canada.

www.phrc.psu.edu/assets/docs/Publications/SoilFreezeDepthGuideforManufacturedHousing2ndED.pdf

a foundation from frost action, most foundations are ... freeze depth of the soil line under the house is raised. ... shallower than the depths shown in Map 1.

www.donerightfoundationrepair.com/how-deep-is-the-frost-line-in-texas

Nov 22, 2016 ... Do you have to worry about the frost line, frost heaving, or freezes ... to state regulations, several counties have a frost line depth of 12 inches.

www.innovateus.net/earth-matters/what-frost-line

The simplest way to determine the frost depth for an area is to consult a frost line map. The map serves as ...