What is the frost line in Kentucky?

Asked By: Jema Benegas | Last Updated: 25th March, 2020
Category: business and finance civil engineering industry
4.1/5 (1,696 Views . 20 Votes)
The freeze line in N. Ky. is at least 16" If your footer is down to undisturbed earth, you can get by with a 12" or so footer.

Click to see full answer


Hereof, what is the frost line for my area?

Whereas the average depth of frost for our region is between 15 and 20 inches, the established depth frost line varies from 36 to 48 inches. So, the frost line is a "safe" distance beneath the surface of the ground where soil and anything layed within it will not be affected by freezing temperatures.

Likewise, how deep is the frost line in Rhode Island? New Shoreham frost depth is 30” and Ground Snow Load is 25 psf.

Accordingly, how deep should water lines be buried in Kentucky?

Trenches for water lines shall be of a depth that will provide a minimum cover over the top of pipe of three (3) feet and a maximum of four (4) feet from the final finished grade. Cover over four feet in depth will not be allowed unless approved by the District to avoid interference with other utilities. Kentucky Dept.

How deep do you dig footers?

Depth: Footings should extend to a minimum depth of 12 inches below previously undisturbed soil. Footings also must extend at least 12 inches below the frost line (the depth to which the ground freezes in winter) or must be frost-protected. Width: Footings should have a minimum width of 12 inches.

38 Related Question Answers Found

How deep is the frost line in Wisconsin?

How Deep Is the Frost Line in Wisconsin? The National Weather Service measures frost depth in Wisconsin from the beginning of November until the end of the spring thaw. Since the National Weather Service started measuring frost depth, the deepest measure was 24 inches in February 2009.

How deep is the frost line in Florida?

Frost Line Map
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 California.

How deep do you dig a post hole for a deck?

Footings typically must extend below the frost line to prevent shifting during freeze-thaw cycles. Dig footing holes about 6 inches deeper than required. Fill the bottom of the hole with 6 inches of gravel and compact the gravel with a 2x4 or wood post.

How deep should a fence post be?


Dig post hole so diameter of the hole is 3 times the width of the post (i.e., the hole for a 4” wood post should be about 12 inches wide). The depth of the hole should be 1/3-1/2 the post height above ground (i.e., a 6-foot tall fence would require a hole depth of at least 2 feet).

At what temperature does frost occur?

Frost or freezing occurs when the temperature of air falls below the freezing point of water (0 °C, 32 °F, 273.15 K). This is usually measured at the height of 1.2 m above the ground surface. There is a rather subjective scale to show several degrees of frost severity: slight frost: 0 to −3.5 °C (32.0 to 25.7 °F)

How far down is a water line?

Laying outside line
When you are digging the trench for your new waterline, be sure the waterline is 12-inches below the local frost depth, but in no case less than two feet underground.

Is an air gap required in Kentucky?

In the state of Kentucky, if you build a house, or remodel a kitchen with the install of a dishwasher without an Air Gap, The plumbing inspector will fail the inspection, and will refuse occupancy permit to live in home until it is installed.

How do I find the water table in my area?

The water table depth can be easily determined by digging a representative hole with a shovel or an auger. Make sure that the area and elevation of the hole is representative of the entire field. Dig until water starts entering the hole, or to a maximum depth of 4 feet.

Are air admittance valves legal in Kentucky?


Air Admittance Valve (AAV) Cheater Vent, Pro-Vent, Trailer Popper. It's a device used in some areas that allow them. In Kentucky they are not allowed and other states as well.

Is PVC pipe allowed in hospitals?

I know from memory the code says if patients are able to walk out on their own as in an acute care facility, PVC pipe is permitted. However if patients are bedridden and cannot walk out unassisted it is cond=sidered long term care and PVC is forbidden.

How deep are gas and water lines?

Main lines are generally found at least 24 inches deep, while service lines are gener- ally found at least 18 inches deep. Keep in mind: existing grades can change and the current depth of an electric or natural gas line may be different than when originally installed.

How deep is frost line in NY?

The frost line is 20" , but local building code will require 36" minimum below unberrmed grade, on undisturbed soil.

Does Florida have a frost line?


The Santa cruz county municipal code states "Frost line depth = 12 … According to a study from 1979 through 1999, 249 people in Florida died from … Freeze: A freeze occurs when surface air temperature is below freezing (32° F) … Boston, MA, 24°, Miami, FL, 79°.

What is the frost line in solar system?

In astronomy or planetary science, the frost line, also known as the snow line or ice line, is the particular distance in the solar nebula from the central protostar where it is cold enough for volatile compounds such as water, ammonia, methane, carbon dioxide, carbon monoxide to condense into solid ice grains.

How do you dig through frozen ground?

Boil several gallons of water on your stove and immediately pour the hot liquid onto the ground. Repeat this several times over the course of an hour or two to thoroughly saturate the frozen ground with hot water. This will melt through the frost layer and make the dirt easier to dig into.