There’s no question about it — the fastest and easiest way to dig post holes is to use a gas-powered earth auger. Fill the tank with gas, position the auger on the ground, fire it up, hold on tight and watch the soil come streaming out of the hole.
Can I use an auger to dig post holes? Post Hole Digging. If you’ve ever had some post hole digging to do, then you know that this can be a cumbersome, backbreaking job, especially if multiple holes need to be made. An auger simplifies this job, and it’s a tool that you can put to a variety of other uses.
How do you dig fence posts with auger?
How long does it take to dig a fence post hole with an auger? Augers are available for rent at tool rental centers at a cost of around $60 a day. 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 tool do you use to dig fence post holes?
You can use a post hole digger or power auger to dig the hole. A post hole digger is a manual tool and will get the job done in average soil. If you have hard, rocky soil or a lot of roots – you may want to opt for a power auger.
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.
What is the easiest way to dig a post hole? – Related Questions
Is it hard to use an auger?
Gas augers are the most common and typically have more horsepower than electric augers. One-man augers are smaller and less powerful than two-man augers, which require two strong people to operate. How hard is it to use a one-man auger? Harder than you might think, especially if the soil is rocky or made of heavy clay.
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 when the ground is wet?
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.
Should fence posts be set in concrete?
Concrete provides a strong foundation for wooden fence posts, but can rot them more quickly. Setting them in dirt, with or without gravel or crushed rock depending on your soil type, can help the posts last longer before going rotten. You can also use metal fence post anchors to prolong their life.
How deep should a 8 foot 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.
How many post holes can you dig in a day?
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.
Do manual post hole diggers work?
For long swathes of new fencing, manual post hole diggers are a lot of work, but they are much more efficient than digging holes out with a spade and also give you neater edges so if you decide to use cement to set your fence posts, you’ll have a better set a the base as a result with less soil dilution on the edges.
Is it easier to dig wet or dry soil?
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.
How big of a hole do you need for a 4×4 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.
How deep should a 5 foot fence post be?
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 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 big of an auger bit do I need?
To choose the auger that best fits your needs, consider how you’ll use it. 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 do you make a post hole auger?
How many bags of cement do I need for a fence post?
1 – 4 bags of concrete per fence post are typically what’s needed. This depends on the type of soil, fence design, height, post size and bag weight. In general the depth of the post’s hole needs to be 1/3 to 1/2 of the above ground height of the post.
How do you use a hand post hole auger?
Why isn’t my auger digging?
Augers can dig aggressively when their teeth are in good shape, but if not, the auger flighting must pick up the slack and absorb unnecessary wear. Worn teeth can also decrease digging capacity and force the auger to become stuck in the ground.
Why is my post hole digger not digging?
Damaged blades on the auger will prevent it from properly cutting through the ground and moving the dirt up and out of the hole. Dull blades or a damaged fishtail point will also prevent the post hole digger auger from cutting through the soil. A local small engine shop or the factory can sharpen the blade on an auger.
How do you dig a post hole 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.
Why do fence posts rot at ground level?
Wood fence posts will rot due to prolonged exposure to moisture in the soil.
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.
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.
How do you soften the ground to dig holes?
If you’re planning to put in a much longer fence line, soften the soil by digging pilot holes 6 to 10 inches deep then fill each with water from a garden hose. Allow the water to percolate down through the soil before attempting to dig out the hole using a post hole digging shovel, also called a clamshell shovel.
Do augers work in 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 should fence post holes 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).
