Some codes might require the depth to be below the frost line the level at which water in the soil typically freezes to help prevent the ground from pushing up the posts known as heave during a freeze.
Chain link fence post depth chart.
2 chain link fence installation tips.
Step 1 depending on the geographical location fence height and fencing materials used post hole size may vary.
The deeper the post hole is the sturdier your fence will be.
For example if you are building a fence that s 6 feet tall you will need a hole that is at least 2 feet deep.
Keep the height of your fence in mind when digging your post holes.
The depth of the post hole needs to be 1 3 to 1 2 the height of your fence.
For example a 6 foot tall fence will need at least 2 feet of post in the ground.
Chain link fence specifications.
By mastering this lesson you will be able to set chain link fence posts so that the fence is both pleasing to the eye and functional.
Typically the hole diameter should be about three times the width of the post.
Between terminal posts and check line post spacing chart figure 3 below for exact distance to allow between line posts.
Minimum diameter 4 times the largest cross section of post.
String line level post hole digger stakes hammer sludge hammer marking paint marker or crayon 20 tape measure 200 tape measure shovel spade ladder wheel barrow or hand held mechanical earth drill.
The chain link fence wire runs vertically and are bent into a zigzag pattern so that each zig hooks with the wire immediately on one side and each zag with the wire immediately on the other.
The following steps explain how to set chain link fence corner end and gate posts in concrete.
As a general rule of thumb you ll need to place at least 1 3 the height of the post in the ground.
Check local code for post hole size.
These posts are also referred to as terminal posts.
Here are a four tips to help you find the correct fence post hole depth.
In general for residential chain link fences dig holes 6 in diameter by 30 deep or below frost line in your area.
However because exposure workmanship soils drainage emplacement problems.
Footing size c depending on soil conditions minimum footing depth 24 for 4 ft height add 3 depth to every additional 1 ft height over 4 ft.
That also means that you d need to use an 8 foot post.
Installing posts and hardware chain link fabric height 2 depth of post in ground total post height.
The wind load guide for the selection of line post spacings for woven wire chain link fencing is published by the chain link fence manufacturers institute as a general information service in the selection of spacing for fencing line posts for chain link fence systems.
Correct post hole shape.
So if you re using a standard 4x4 post you ll need a hole that s 12 inches wide.