Ensure that your post is one-third below the ground and two-thirds above. Installing concrete fence posts • Concrete fence posts must be fixed into the ground in the traditional way: by digging a hole. You will need a 9foot (108 Inches) post so that 3ft (35 inches) can be underground and 6ft can be above ground. For a 5-foot fence, you’d want an 8-foot post and you’d need a 3-foot hole. This rule of thumb that can be followed for all size posts (e.g. As a general rule of thumb one-third of your post should be underground, the other two-thirds above. Two 50-pound bags of fast-setting concrete will set a 4-inch-by-4-inch (or a 4-inch diameter) post in a 10-inch diameter hole 2 feet deep. The main reason is the post length of choice for fence companies is often a 4″ x 4″ x 8′. Plan to set at least one-fourth to one-third of the fence post underground, and dig the hole accordingly. Step one, and arguably the most important step is setting out all your fence posts. The depth of the post hole needs to be 1/3 to 1/2 the height of your fence. Refer to our simple calculator to work out how much concrete product you will need. Setting a post is the foundational step for many projects, including building a fence or a deck. Should Fence Posts Be Set In Concrete? The only problem using a traditional concrete mix is that it can take a good day to to set, sometimes 2 days. Setting Fence Posts in Concrete Set fence posts in fast-setting concrete if you're planning to leave the fence in place for a long time or if you have very loose, sandy soil. We’ve established that spacing is extremely important, but what about the depth of your post holes. Not only because there are limited options available to choose but also due to most stores only carrying one or two different types in their locations. If you think this post could help someone you know, please share. It had been set in a concrete footing and the whole footing had risen. As always, make sure the hole is dug to accommodate the post you are using to support the structure. Lay three of the 2-by-4s equally spaced down the length of the 1-by-4 form. Concrete can trap water that get in between the post and the concrete, and the wood can get compressed over time rendering the post wobbly in the concrete. The simple answer to these questions is yes! SO WHY DO FENCE COMPANIES US CONCRETE ON WOOD POST IN FLORIDA? if you havenât come across one, a pergola is an exterior structure that offers sun protection without sacrificing an open and, Finding the best garden tower for your plants, vegetables, or organic food can be difficult. In short, choose Redwood, kiln dried or air dried (if you can) and treated. If you have treated any of your posts or fence with either preservative or paint then, ideally, they should be retreated annually. To combat this, when you pour your concrete, fill the hole so that the top of your concrete forms a dome shape. For fence post holes that are 60 cm (2 feet) deep use at least one 18 kg (40 lb) bag of concrete. Concrete gives the post maximum stability and quickness (when using a fast setting concrete mix like Postcrete) when erecting a new fence or repairing a post. For example, if you want a 6 ft (1.8 m) post, your hole should be 30 inches (76 cm) deep. Need Help? Required fields are marked *. With an extensive knowledge and experience in landscaping services, our team has developed from the ground up to offer the best in terms of landscaping skills and customer appreciation and care. So to find a 1/3 you would just divide the desired post height above ground by 3 (i.e a 6ft post height divided by 3 would equal 2, so a 2 foot hole would need to be dug). How Do I … This will ultimately result in an increased amount of moisture, leading to rot. For post holes that are 80 cm (32 inches) deep to 90 cm (36 inche)s deep, use a 27 kg (60 lb) bag of … Review Of The Best Snow Shovels In Canada â Our 2020 Buyers Guide, Best Garden Hose Reviews In Canada â Buyers Guide, The Best Wheelbarrows In Canada â Reviews And Buyers Guide. you will want to have nice level posts that have been set in concrete. Re-cover the surface with soil and there we have it, a standing fence post that is deep enough to support a 6ft fence. The reason the holes have to be deeper for concrete, is because of the sheer weight of the posts. a 6ft high fence would require a … AsktheBuilder.com: Fence posts have to withstand a tremendous amount of wind force. But what about the depth you ask? Don’t cheat by cutting the post shorter. What Does Spider Poop Look Like? But that sounds too complicated, instead, my advice (and it has never let me down) is to make sure the hole is at least 3 times the width of the post to be installed and the depth, a 1/3 to a 1/2 of the posts height above ground level. I have dug out and removed the concrete (by my estimates it had gone down 33±3") and now have a roughly 40" deep hole approximately 9" in diameter. Save my name, email, and website in this browser for the next time I comment. Your email address will not be published. Wooden fence posts should have the correct hole size and depth, stones placed at the bottom of the hole for drainage and a slopped concrete edge troweled around the base of the fence post. Let’s take a standard 6foot (72 inches) fence as an example. It’s recommended that you dig your hole with the correct tools so that your wood post sits snug within that space. Words of advice. Buying garden towers online opens up how many you have to choose from and, Best Snow Shovel List For 2019 We know it sounds crazy when we say a snow shovel isnât just a snow shovel. Your backyard is your private oasis, a private place you can shut yourself away from the world and just relax. Especially here in Canada, you will also need to ensure that the posts are set beneath the frost line to prevent heaving. If your still unsure about anything regarding the depth of a fence post hole, let me know in the comments section below. How deep does my fence post need to be? Equipment: 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. Always leave concrete down from grade or the ground surface 3-5" and back fill with dirt. The reason the holes have to be deeper for concrete, is because of the sheer weight of the posts. For loose or sandy soil, using a tube form is recommended (left). This will allow for runoff, directing the water away from the base of your post. ... you may want to pick a project that makes you a little more excited for the future of your fence. Remember, if water can get in you need to provide a way for it to get out. Concrete is the most secure material when it comes to setting fence posts, especially if you have sandy soil. 2. Continue digging the hole until you reach a depth equal to ⅓ of the post’s above-ground height plus 6 inches (15 cm). Hence the use of concrete. In some instances upto 3 foot would be absolutely perfect. The recommended depth for a 1.80m or 6 foot high fence is 760mm or 2' 6". Is 3 … What Direction Do You Lay Decking Boards? Anything less than 24 inches will put your fence at risk of blowing over in adverse weather conditions. For example, if you have a 3 inch wide post that you need to sit over 1.83m (6ft) in height above the ground, we recommend the hole size should be: 230mm [wide] (9”) x 600mm [depth]. When the ground freezes, the ground squeezes the concrete footer like a tube of toothpaste and will 'heave' the post if you fill the concrete clear to the top of the hole. We have gone for a 150mm upstand. If the fence post is not properly set, your fence will not hold. How Deep to Dig Fence Post Holes ... V-shaped holes just won't do if you fill the hole with concrete. Other materials such as gravel may be suitable when the ground is predominantly dense, heavy clay, but is looser soil, concrete is the way to go. A typical 4x4 fence post requires a concrete sleeve about 12 inches (30cm) across. Frost will heave the concrete toward the sky, making room for soil and water to rest beneath the footing and causing your fence to lean and eventually fall over. Posts should be centered in the hole and the posts should always have concrete under them. Tool & Vehicle Rental. If I had a dollar for the number of times we’ve seen fences that aren’t level, a post out of line, one hole deeper than another and various other mishaps. Concrete is the most secure material for setting fence posts, especially if you have sandy soil. The answer to this question will depend on the project you are taking on. The second person then pours in the concrete mix and together hold the post straight until it starts to harden. First dig the holes using an auger or a post-hole digger. Posts, especially if you think this post could help someone you know, share. Entire fence to Home Depot emails and get $ 10 off your next project you your. 30Cm ) across a circle, and arguably the most common question searched on google when installing a fence,... To use an 8-foot post and plan on burying at least a third of it know, please share the. 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