No, fence posts don’t need to be set in concrete, and there are plenty of other ways to fix your posts if this feels a bit too permanent. If you are using wooden 4×4 fence posts, concrete may actually be the worst option.
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.
Can an auger dig through rocky soil? For drilling in rocky soils, always recommend heavy-duty augers to avoid damage. These augers are equipped with a more durable tooth and side cutting blades as well as heavy-duty flighting.
How deep can a one man auger dig? The available depths for an auger are generally 3 and 4 feet–but there are augers that exist that allow you to drill with more width and depth. Those wielding a one-man auger shouldn’t use it for any holes exceeding 8 inches in diameter. Whereas two-man augers get the job done for a maximum of 18 inches in diameter.
What size auger is best? For gas or electric augers, choosing the largest you can afford is usually your best bet. Ten-inch is the most common size and will tackle every situation or species you may target. A 4 1/2 inch hand auger is perfect for chasing panfish during early ice.
How deep should a 7 foot fence post be? How Deep Should a Fence Post Be? For an average fence post, about 6 to 8 feet tall, prepare to dig a post hole about 2 feet deep. To install a fence post, you’ll need a shovel or post digger, a 6-foot level, soil, and gravel or crushed stone.
Do you need to cement fence posts? – Related Questions
How deep should a 6-foot fence post be in the ground?
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). Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole. Then compact and level the gravel using a post or 2×4.
Can you use an auger in wet soil?
Especially if conditions are wet, the grass and vegetation may clog the end of the auger, sticking in place and making it impossible for the blades to get a grip on the soil below. Save yourself some time (and your auger a little trouble) by using a shovel to remove sod before you drill.
Will a 2 man auger go through rock?
Augers are very powerful machines with a lot of torque that can throw you like a sack of potatoes if the auger bit encounters a rock or a root. If your soil is loamy or sandy, you too can drill 30 holes in a day’s worth of rental. But rocky ground or heavy clay can stymie even the most powerful auger.
How do you dig up hard rocky soil?
Is it worth buying an auger?
An auger gets the job done quicker than a shovel while allowing the operator to stand upright. Because the auger is meant to be held stationary as the hole is bored, there is less stress placed on the hands and arms, as well. For health reasons alone, augers are a worthwhile investment.
Will an auger cut through tree roots?
The most effective method of installing a post through a root is to drill through it. There is a power tool available known as an auger that will drill through the root, and allow you to put the post right where you need it.
How long does it take an auger to dig a hole?
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.
What size auger do you need for 4×4 post?
Post Holes- If you plan to secure your posts with cement or by tamping dirt, you will need spacing around the post to do so. 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.
Is 6 auger big enough?
I’m content with the 6. Unless your purposely targeting trophy fish a 6 inch hole is plenty especially if you only target panfish. With over 18 inches in diameter when’s the last time you pulled a fish larger than 18 inches in diameter through the ice.
How do you measure auger size?
Outer diameter is equal to the shaft diameter plus twice the strip width (inside edge to outside edge) of the flighting.
Should wood fence posts be set in concrete?
At Hercules Fence, we hear the same questions over and over, perhaps none more than “Should my Fence Posts be set in Concrete?” The simple answer is yes. It doesn’t matter if it is a do-it-yourself (DIY) project or a professional installation, wood fence or vinyl fence, your fence posts should be set in concrete.
Why do fence posts rot at ground level?
Wood fence posts will rot due to prolonged exposure to moisture in the soil.
Should metal fence posts be set in concrete?
You can install a chain link fence without using concrete, but it is not recommended. Anchoring each fence post in concrete is the best way to ensure your fence will stand straight and tall for many years.
How much gravel goes in the bottom of a post hole?
How much gravel do I put in the hole? You should put approximately 2″ to 4″ of gravel in the bottom of the hole making sure that the Post stands 6′ 4″ tall from the ground to the top of the post.
Can you set a post with dry concrete?
Fast-setting concrete is ideal for setting posts because there’s no mixing—you simply pour the dry concrete from the bag right into the hole, then add water.
Should you wet the ground before using an auger?
Soften the soil Any tough, hardened soil can be softened prior to digging by soaking the area with water to prevent the auger getting stuck in the ground.
Should I wet dirt before digging?
Soil that’s turned over when wet will form clods that will be very difficult to break apart later, Trinklein said. This is because wet soil is more easily compacted than dry soil. He recommends the “baseball test” before you start digging.
Will an auger dig through clay?
Augers are also great for soil that is tough to dig. Heavy clay soils, which tend to clump and stick to shovels, are no problem with an auger.
Can one person use a 2 person auger?
Two-man earth augers require two people to operate, but their features make them the best machines to use for serious digging: Heavier weight. Larger and more powerful engines. Grips and handles designed for two-person use.
How deep should fence posts be?
As a general rule of thumb one-third of your post should be underground, the other two-thirds above. Let’s take a standard 6foot (72 inches) fence as an example. You will need a 9foot (108 Inches) post so that 3ft (35 inches) can be underground and 6ft can be above ground.
How do you dig fence posts in hard ground?
- 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.
How do you soften hard ground for digging?
- Moisten the Soil to Start. Screw a pulsating sprinkler head onto the end of a garden hose. …
- Repeat the Moistening Process. …
- Break Up the Soil. …
- Moisten the Soil Again. …
- Break Up and Smooth the Soil. …
- Add Organic Material. …
- Apply Gypsum to the Soil. …
- Seed the Lawn or Beds.
How do you break down clay soil quickly?
What is this? Certain plants – even commonly cultivated crops, are excellent for breaking up clay soil – potatoes, turnips, beetroot, and brassicas are all good options. Plant these in organic matter on top of the compacted soil and their roots can find their way down through into the compacted soil below.
How do you dig holes in stony ground?
If the ground is particularly stony or tough, you can loosen the ground with a round mouth shovel by slicing the earth at the top of the hole. To do this you should stick the blade of the shovel vertically on the side of the hole, aiming the handle away from your body.
Is an 8 inch hole big enough for 4×4 fence post?
The diameter of your post hole should be three times the diameter of your post. So, if you’re planning on using a four-inch round or 4×4-inch square post, your post hole will need to be 12 inches in diameter. For a six-foot-high fence post, we would need a hole that’s 36 inches deep and 12 inches in diameter.
How big of a hole do I need for a 6×6 post?
A 6×6 post requires a 10″-diameter hole. Shovel a 6″ layer of gravel into the hole to provide drainage.
How big of a hole do I need for a 4×6 post?
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 much concrete do I need for a 4×4 fence post?
Depth | 50 Lb Bags |
---|---|
10″-14″ | 2 |
16″-22″ | 3 |
24″30″ | 4 |
32″36″ | 5 |