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Post Holes- For example: A 4×4 post (actual size 3.5″x3. 5″) has a maximum width of just over 5″ (diagonally). Therefore, the 4×4 post will likely fit into a hole drilled by a 6″ diameter auger.
What size hole should I drill for a 4×4 post?
A general rule of thumb is to dig the diameter of the hole at least 3-4 times the diameter of the post. For example, if setting 4 x 4 wood posts, dig holes 9-12″ in diameter. Posts should be centered in the hole and the posts should always have concrete under them.
What size auger do I need for fence posts?
A 12-inch auger, best attached to a heavy machine, will create a hole large enough for a 6×6 or 4×6 post and plenty of concrete. Smaller augers, like 4- or 6-inch options, are appropriate for light-duty work (like mailboxes) as well as metal fence posts for chain-link fences.
How big of an auger bit do I need?
If you plan on only using your auger to plant plugs, for instance, then a 2- or 3-inch auger will fit your needs. If you anticipate the need to bury stakes or set small posts, then you may prefer a 4-inch auger or another, larger size.
How big of a hole does a post hole digger make?
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.
Is 2 feet deep enough for fence posts?
2 feet is the minimum depth that you should dig your fence post holes for. To dig the holes one-third to one-half of the post’s aboveground height, is a general formula. The deeper you dig the holes, the more stability your fence has.
How far apart should fence posts be?
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.
How deep should you dig the holes for 1.8 m wooden fence posts?
Hole Sizes for Fence Posts and Other Types of Posts Post size Height of post above ground Hole size (width x depth) 1.2m (4′) 23cm (9”) x 40cm (18”) 1.8m (6′) 23cm (9”) x 60cm (24”) 100mm (4”) 90cm (3′) 30cm (12”) x 30cm (12”) 1.2m (4′) 30cm (12”) x 45cm (18”).
How wide is a 6×6 post hole?
A 6×6 post requires a 10″-diameter hole. Shovel a 6″ layer of gravel into the hole to provide drainage.
Is a post hole digger worth it?
While that won’t make a lot of difference if you have loamy, soft soil to begin with, for those who have hard-packed clay soils it certainly does. If your soil is very solid, or has a lot of rocks, a post hole digger is an essential tool to have.
How long does it take to dig a post hole with an auger?
Power augers can dig as many holes in an hour as a post hole digger can dig in eight hours, with hole sizes ranging from 6” diameter holes and up.
How do you dig a 4 foot post hole?
How to Dig a Hole: Pro Tips Step 1: String your line and pound the stakes. Step 2: Carve out a soil divot with a spade. Step 3: Loosen earth with a tile shovel. Step 4: Use your clamshell digger. Step 5: Use a reciprocating saw on large roots. Step 6: Dislodge rocks with a digging bar. Step 7: Tamp the soil with the other end.
What is the best tool for digging post holes?
The 6 Best Post Hole Diggers True Temper 2704200 Post Hole Digger. AMES 2701600 Post Hole Digger. Seymour Structron Hercules Post Hole Digger. XtremepowerUS Electric Post Hole Digger. Southland SEA438 One Man Earth Auger (Our Top Pick) Hiltex 10525 Electric Earth Auger.
How much concrete do you need for a 4×4 post?
How Much Concrete For A 4×4 Fence Post? Depth 50 Lb Bags 10″-14″ 2 16″-22″ 3 24″30″ 4 32″36″ 5.
How deep should 4×4 deck posts 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).
Is 18 inches deep enough for a fence post?
The general rule of thumb when setting a post is that the depth of the post’s hole needs to be one-third to one-half of the actual above-ground height of the post. So, a six-foot-high finished post ideally needs to be buried three feet into the ground.
How far apart do you put 4×4 fence post?
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.
What size t post do I need for a 4 ft fence?
When figuring out what size T-post to use for a four-foot fence, remember that you will drive the posts about two feet into the ground. This means you need posts that are at least 24 inches longer than how tall you want your fence. For a four-foot fence, you should use T-posts that are at least six feet long.
