1. datapandas.org

    The frost line depth ranges widely across states - from as deep as 100 inches in Alaska to virtually non-existent in Hawaii and Florida. The coldest states, including Alaska, Minnesota, and North Dakota, have the deepest frost lines amongst all states. For instance, Alaska leads with an impressive 100-inch frost line depth, followed by ...
  2. worldpopulationreview.com

    According to the Federal Highway Administration, the maximum frost depth ranges between zero to eight feet in the contiguous United States. Generally, the coldest U.S. states have the deepest frost lines. Alaska's is the deepest at 100 inches, followed by Minnesota with 80 and North Dakota with 75.
  3. nimblefreelancer.com

    It is expected to assume that the coldest states have the maximum or deepest frost lines. These states include Alaska; this one has an astounding frost line of 100 inches. At the same time, it is general for the hot and humid U.S. states to possess a shallow frost line. After Alaska, Minnesota has a frost line of 80 inches, and North Dakota ...
  4. Metadata for the historical frost depth data: click here to open metadata.txt in a new tab; Frost depth data for the past seven days: click here to download .csv; Historical thawed depth (depth of surface frost thawed) data (2004-2024): click here to download zipped .csv ; Links to some additional resources:
  5. apexpergola.com

    Dec 6, 2024Finding your local frost depth is simplified with our state-by-state summaries and sources for verification. ... Note that foundations should be installed a minimum of 12″ deep, regardless of the minimum frost depth. ... Rule §80.21(i)(1) provides a 12″ frost line depth for the installation of manufactured (mobile) homes in a number of ...
  6. hammerpedia.com

    It's also referred to as the frost depth. When water changes from liquid to solid, it expands 9% in volume. This resulted frost heave can be detrimental to footings and foundations. That's why b uilding codes specify structural footings be placed below the frost line. Additionally, water and sewer pipes need buried below the frost depth.
  7. charlesandhudson.com

    This map is from the National Snow and Ice Data center and shows the frost line map across the United States. Note how it moves down from 72-inch depth to a 6-inch depth. The maximum frost line depth is 100-inches as seen near the tip of Minnesota, North Dakota, and Alaska, all the way to zero inches in Florida, southern Arizona, and southern ...
  8. teacherscollegesj.org

    Here are the 10 states with the deepest frost lines: Alaska (100 inches) Minnesota (80 inches)…Frost Lines By State 2021. State Frost Lines (Inches) Idaho: 31: Maryland: 30: Utah: 30: Washington: 24: Does the ground freeze in Seattle? Each winter, on average, your risk of frost is from October 26 through April 6. Almost certainly, however ...
  9. dot.state.mn.us

    Frost and thaw depths. These graphs display frozen soil profiles derived from sensor data. Frozen soil profiles (graphs) Aitkin County: Pliny ; ... State of Minnesota; Governor's Site; Employee Resources; 2025 Minnesota Department of Transportation 395 John Ireland Blvd, St. Paul, MN 55155-1800
  10. mywaterearth.com

    Frost lines vary by latitude and are deeper and closer to the poles. According to the Federal Highway Administration, the maximum frost depth ranges between zero to eight feet north in the contiguous United States. Here are the 10 states with the deepest frost lines: Alaska - 100 inches; Minnesota - 80 inches; North Dakota - 75 inches
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