How wide should my post hole 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).

How wide does a 4×4 post hole need to be?

twelve inches
DON’T Make Postholes Too Small For a six-foot-tall post, therefore, you would dig a hole two feet deep. The ideal diameter, meanwhile, should measure three times the width of the post. So, for a standard 4×4, the ideal hole would span twelve inches across.

How big should a hole be for a 6×6 post?

Dig, align, and finish the job A 6×6 post requires a 10″-diameter hole. Shovel a 6″ layer of gravel into the hole to provide drainage.

What size hole do I need for a 100mm post?

Rule of Thumb Width = 2 x the width or diameter of the post (a 100mm x 100mm or 4inch x 4inch post would require a 200mm x 200mm or 8nch x 8inch hole).

How far apart should I put fence posts?

Most fence posts can be spaced 8 to 12 feet apart. While this is a general criteria, it doesn’t cover all scenarios. For instance, high tensile fence can have larger spacing, requiring line posts every 15 to 20 feet for field fence styles, and as much as 20-30 feet for high tensile barbed and smooth wire.

What thickness should fence posts be?

There is a choice of post sizes available. 75mm x 75mm may be adequate for lower fences but for higher fences or exposed positions we would recommend 100mm x 100mm.

How many bags of concrete do I need for a 6×6 post?

Most fence post holes will need between 1 – 4 bags of concrete to securely hold the post in place. The best way to determine the size of the hole is: Diameter of the hole is 3 times the width of the fence post. Depth of the hole is one-third to half the above ground height of the fence post.

How deep is a 6×6 post?

The depth of your hole should be about 1/4 of your post. For a 6×6 pole, the holes should be approximately 12 inches in diameter. As a general rule, the insertion hole width should never be less than 10 inches. You want holes deep and wide enough to easily support a standard 4×4 pole.

How far apart should fence posts be NZ?

Post and rail fence: A post and rail fence, at least 1 m in height, of substantial material, firmly erected, with not less than 4 rails, the space between the 2 bottom rails, and the bottom rail and the ground, not to exceed 125 mm, and the posts to be not more than 2.75 m apart.

How far apart should 4×4 fence posts be?

Typical spacing is right around 8 feet between each post however different circumstances may call for different measurements and it is not uncommon to have spacing between posts reach up to 10 feet. Once you have a rough idea of your post layout start by digging your first hole.

How deep should you bury a post?

You should always bury one-third of your fence post underground. For a 6-foot fence, for example, you need a 9-foot post, so that 3 feet can be underground. This means that unless you are building a 2-foot fence, which is unlikely in any garden, a 1-foot hole will not be deep enough to support your post.

How deep should a fence post be in the ground?

The general rule of thumb is that when setting a post into the ground, the height required above the ground should be divided by 3 and this figure is the depth of the hole. Fence post correctly set in ground using Postcrete. For example, if you are erecting a 6 foot high fence the posts need to be 6 feet above the ground.

How deep do you have to dig for deck posts?

The minimum depth that you should dig your fence post holes is 60 cm (2 feet). The maximum depth that you should consider digging the post holes is 90 cm (3 feet) deep. The deeper you dig the holes, the more stability your fence has, but you must also purchase longer posts.

How deep should pole barn holes be?

Make sure that the stakes are equally spaced. They will need to be roughly eight feet apart but this will depend on the size of your pole barn so adjust accordingly. Use a power auger to dig deep holes. An average hole is generally 4 feet deep but on occasion they can be up to 10 feet deep .