Concrete Footing Fundamentals Learn the role footings play in keeping foundations from settling and how to size them properly for soil conditions By Brent Anderson, P. Post Set Concrete Post Set Concrete is a proportioned blend of cement, sand and aggregate, ideally suited for stabilising non-structural posts including fence posts, letter boxes and clothes lines. HomeAdvisor verifies state-level licensing where applicable - note: some states require local or county level licensing and you should verify whether or not your pro is properly licensed. What is the preferred method to set fence posts? My 5-foot-tall solid-picket privacy fence has had some issues over the past 10 years. cement/gravel/sand). com), August 18, 2001 Answers going to have to bust the posts out,, you wont get it all,, but should be able to get most. When setting fence posts in gravel, you should bury at least one-third of the fence post. (The bigger the post, the deeper you want to set it. structed with the help of concrete fence posts. One is quoting to drive hole then pack soil around the posts, the other is insisting that concrete fence posts really need to be set in concrete. Good species for fence posts I put a cedar shingle on top to keep the water out and set it into concrete. 250 wall , going to be set in concrete. For details on installing wooden fence posts, see How to Set Fence Posts in Gravel and Concrete. I would skip the wood fence posts entirely, in favor of steel set in concrete. Use this post hole volume calculator to accurately figure the amount of concrete required for any sized post hole with or without any common sized post. There is also pre-mix cement. Sets posts without mixing. Set the terminal posts in concrete using a concrete mix. Where the posts are going to be set in concrete, they should initially be secured with rubble and concreted in after the fence has been erected. For wire fencing round or 3/4 posts are typically used. Digging out the concrete wasn't much fun. When the first fence post is to be set, measure from the nail with the brightly colored plastic 24" to the edge of the post, and all the post "centers" should be in the right location. Posts should be 74 1/2” inches high**. Using concrete in the foundation point will allow consistency for all of the vinyl fence posts. The latest problem is posts set in concrete that have snapped. Wooden fence posts should not be set in concrete. My question is, should I do this or should I pour a pier about 6" out of the ground and connect the post to the pier?. Got to agree even on concrete I seperate with a 1" steel post base. Fill the hole around the post to just above the ground level and taper away from post. Just had to dig out and replace 3 concrete-set corner posts in an 8 post braced corner (it's 2 45-degree corners with an air gap. These should be set a minimum of 3 ft. This summer I have a number of big yard projects to conquer and cross off the list. The Post Buddy fence post repair system is specially designed to work on fence posts which are set in concrete. Anchoring fence posts. Cut the fence post to length with a miter saw. Concrete is more durable but wooden fence posts treated and installed correctly can easily last up to 20+ years. Digging out the concrete wasn't much fun. Retaining Walls Made Easy! Step by step guide to the construction of retaining walls. One is quoting to drive hole then pack soil around the posts, the other is insisting that concrete fence posts really need to be set in concrete. Concrete is the most secure material for setting fence posts, especially if you have sandy soil. The same goes for setting steel posts in concrete. Why not poor the concrete arou. Then you want to use dry concrete (gate posts are the only post necessary to apply concrete for stability). Concrete tends to be porous so there will already be a good amount of moisture in contact with the post set in the concrete but this technique aims to reduce the amount of moisture as much as possible. Metal posts should have a coat of rust inhibitor. Place concrete early in the day to take advantage of the heat produced by the sun during daylight hours. However the concrete you set the post in will not change creating a space between the post and the concrete block. To align all of the posts in between, stretch a line from each corner post to work as your guide. On concrete applications fence may be installed with 1-5/8" (4 x 4 post) or 1-7/8" (5 x 5 post) galvanized steel post set in hydraulic cement. Set posts in concrete when stability is extra important. Hi, How deep should you set a concrete fence post? I'll shortly be erecting a fence using 7ft 9" posts, my initial plan was to use 1ft gravel boards and 5ft fence panels leaving 1ft 9" to set into the ground. A post is set at the proper depth in the hole. Decide how far apart you’d like to set the fence posts. 5 feet in diameter each, and about 3 feet deep. The Post Buddy fence post repair system is specially designed to work on fence posts which are set in concrete. Henry Wood aluminium or run up and gum you’ve. How to replace a fence post set in concrete (when not replacing the whole fence) 3rd April 2017 by John Gibbs April already and we begin to enjoy more daylight, delight in the spring flowers and look forward to good weather. If you have to set them in concrete be sure to seal the posts first ( twice on the ends ) and if you can bring the concrete. If you decide to install your chain link fence without concrete, use a post-hole digger to make a hole deep enough to bury the posts at least two feet, or about 1/3rd of the height. This drawing will not only indicate post spacing but also post height above grade. Since most ground is not level, the spacing under the fence will vary. Unfortunately, a high percentage of these fences will need to have their posts replaced after as little as 4 years - sometimes less if the softwood that the fence and posts are made of is of low quality or they have not been pressure treated to the right standard. Then, set your post in place and use a level to ensure that it's perfectly vertical. How to Set a Fence Post in a Driveway or Other Concrete Surface If you want to properly secure a 4" x 4" post in a location where there is a concrete slab, such as a driveway, sidewalk, or patio, the best way to do it is to cut a hole in the concrete first. Line posts are intermediate positions set periodically between the terminal posts at regular intervals. Most aluminum, steel and vinyl fences are required to be set in wet poured concrete. If something happens to a rail or a post in the fence, it will be easier to 'repair' with a post packed in (gravel or dust better than clay, I think) dirt than one set in concrete. Use rot-resistant posts like cedar, pressure treated timber, or good quality steel if your application warrants it. No used cross ties are allowed. At minimum, treat the section that will go into the hole plus a few inches above. A foundation point is necessary due to wind loads and weight loads. This decision will depend on the length of the fence you will install and the distance you want to leave between one post and the next. Setting posts one at a time is a good idea, but make sure all your posts are braced and ready if using Rapid Set Concrete. The posts of the existing fence are imbedded in a continuous 8" wide concrete footing (foundation wall). It is the distance that freshly mixed concrete subsides when a conical mold (slump cone) is lifted from the test specimen. This process also set in motion an alarming erosion of biodiversity. Fence posts are slightly different from decorative rails, panels, or pickets, because they form the structural foundation for the rest of the fence. Mark the exact position where you’d like each post hole dug. Concrete trucks drive around with mixing wet product for a reason. The existing post ditches are now clean but quite wide, maybe 2. in the ground with concrete. Fast-Setting Concrete Mix is a special blend of fast-setting cements, sand and gravel. Rapid Set Concrete will harden in 15 minutes or even faster on a hot day. But there are certain things to keep in mind while setting fence posts. Installing Fence Posts How to mark a fence line and the post locations before building a fence. The repaying of this debt and compensation for this environmental injury should come in the form of financial support for seed houses and collaborative breeding programs that unite farmers and researchers. Set the first AB Fence Post Block on each pile and/or on a mortar bed. When it comes to installing steel fence posts in concrete many people take a cavalier attitude. We will likely sell our house in the next 10-12 years so what I would like to do is put up and largely leave it alone aside from washing/painting it every so often. Having concrete as the foundation of your vinyl fence posts creates a firm base that won't move and minimizes the posts moving. Make sure the post is plumb against the string line and check for levelness. Typically 1/4 to 1/3 of the post should be underground. How to build a fence: Tips for design, posts, fence panels, and awesome! By Mark • October 28, 2016 Build It , HisFixitUpLife , How-to , Mark's blog , Outdoor Every fence is different and yet, they’re all the same, so how to build a fence is about using these basic tips to get a fence you’ll love. I was going to sit them on a concrete block, plumb them up and pour. If you have to set them in concrete be sure to seal the posts first ( twice on the ends ) and if you can bring the concrete. We’ll show you how to install the pickets and keep them evenly spaced. Most fencing experts recommend setting fence posts in concrete at least two feet into the ground. Improperly set posts will shorten the life of your fence, cause problems during construction, and lead to problems such as heaving. 2) CHAIN LINK FENCE INSTALLATION TIPS: INSTALLING POSTS AND HARDWARE Chain link fabric height + 2" + Depth of post in ground Total post height. The key to having fence posts last in the ground for long periods of time is to keep them from rotting. If attaching your vinyl fence posts to concrete footing, then begin by digging a post hole. Then set the gate posts, then the intermediate posts. While not a difficult job, this process can be labour intensive. DIY'ers can use concrete sold in ready-mix bags to set the posts. Regular posts should be set 72” apart, measuring from center to center of each post, while gate posts should be set 48” apart, center to center. On shorter heights, only end, gate and corner posts should be set this way. ; Someone at the local hardware store had seen posts set in concrete rot and break because water seeps in along the edges of the post (especially in the winter) and does not drain properly. You can also set two tall posts (10 feet or taller) and brace them across the top with a crosspiece. Set the fence posts in the holes. What happens is that the wood eventually shrinks slightly, leaving a gap between the concrete and the wood that traps moisture, which in turn accelerates rot. I plan to dig 4ft x 8'' and use concrete. The natural tendency in digging a post hole leaves it smaller at the bottom than at the top. Show the house, driveway, deck, and property lines in your diagram to. Explanation: Normally installers will set post the first day and let Concrete set then pull chain link the following day. Be sure to choose high quality steel fence posts, however, as steel is prone to rusting if not galvanized. Then, set your post in place and use a level to ensure that it's perfectly vertical. You should definitely have the posts set in concrete. It works so well, in fact, that in mild climates, builders sometimes elect to set fence posts with gravel alone. Place 100 mm of the dry concrete mix in the bottom of the hole and insert the 100 x 75 mm timber post. I understand cedar is not as rot resistant as PT, but is there something we should do to the posts which will be in contact with the ground. A six-foot fence will act as a “sail” and will cause a section of the fence to tilt. This free tool is designed as an aid for building fences, barns, post frame buildings, or just anything that has a post in the ground. 6 divided by 3 is 2, therefore the depth of the hole required is 2 feet. Vinyl fences can easily be repaired without the need to dig them up or remove them from the cement. How to install posts for a picket fence. If water sits around the post where it comes out of the ground, you're eventually going to have problems regardless of whether the fence posts are set in cement or soil. Put 6 inches of gravel in the bottom of the hole before adding the pots. Discover a method for your setting wood fence posts so your fences will stand up to the pressure. I understand cedar is not as rot resistant as PT, but is there something we should do to the posts which will be in contact with the ground. When setting fence posts in gravel, you should bury at least one-third of the fence post. H d b Pour 3 inches of concrete into the hole prior to setting the post, to provide separation of the post from the earth. The strength of the posts will largely depend on the strength of the footings. As above – how? It’s a fence post that holds up some chain link on my boundary and is one of those old style tough ones. Clear out or dig a new hole to install a new wood fence post. A rule of thumb is that 1/3rd the height of the fence panel should be reflected in how deep the post should be. When choosing a retaining wall design various factors should be taken into. Thanks in advance!. Check each post to make sure it's plumb using a level on two adjacent sides. They are quite pricey per foot but the worst you will need to do is slot in a new panel if we have a really big storm. Installing Fence Posts How to mark a fence line and the post locations before building a fence. The latest problem is posts set in concrete that have snapped. Materials Needed: Horse Fence: Treated wooden posts 8 to 9 feet (2. I built almost 500 ft of fence last summer. Panel Fence cost estimates may require an onsite inspection. structed with the help of concrete fence posts. 8m) Treated wooden boards cut to 6 to 8 feet (1. And do not pour concrete over frozen ground. The result is a V-shaped hole. STEP 3 Mark the location of each post hole. If your post is 6-feet tall, you will dig down at least 2 feet. E Set bracket bolts to post as a spacer. This article explains how to pour concrete footings in soil for wooden fence posts. My next fence project is a 6' PT privacy fence using 6x6 PT posts. Fence posts are slightly different from decorative rails, panels, or pickets, because they form the structural foundation for the rest of the fence. Whether you are putting up a fence or building a raised deck, being able to securely set wooden posts into concrete foundations is a useful skill to have. Usually it is sufficient to ram the backstay straight into the ground, but when using concrete, Pylon or plastic-coated steel posts, the posts should be fixed in concrete. Fence approx 20m long with 2 treated pine 2,400*100*75mm end posts. 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. This project is continued from How to Dig a Deck Post Footer. The concrete will stabalize the fence against wind damage. Slump – A measure of consistency of freshly mixed concrete, measured in inches. Make sure the posts are plumb and set at the correct height. ) Surround posts with concrete in a continuous pour. Also obtain information about what size of fencing is allowed, and how far in should the fence be from the property boundary. For posts which will be placed in the ground, ensure you dig the hole deep enough so that 25% of the post is in the ground to achieve su˝cient strength. You can use a digging bars to hold the fence post as the concrete is poured, and you can also adjust post plumb by using a digging bar. Retaining Walls Made Easy! Step by step guide to the construction of retaining walls. Show the house, driveway, deck, and property lines in your diagram to. Use crushed gravel to set the posts. Be sure to position the long, flat side of the tension bands toward the outside of the fence (facing the chain link side. Logistically, if the fence was to be directly bolted to a concrete slab, an adequate baseplate and post element should be designed / built to meet calculated loads. For best results dig a three-foot deep hole that is 9" wide at top and 12" wide at bottom. grouted into walls or 14 days after the posts are set into concrete. To secure fence posts in place, there are basically two options. There is no need to set fence posts with wet poured concrete and wait for it to cure. inches above the bottom of the post and at 18-inch spacing between top and bottom. Remove the post; if the post is set in concrete, you should be able to wiggle it loose and lift it out with a helper or two. Should you want to remove an existing fence or just replace one, you may need to remove posts that were set in concrete. It is essential that this be done on every post on 7' and 8' high vinyl fences to add structural integrity to the vinyl fence. Timber posts are often sold “green” or “wet” and will dry in the weeks after installation. Wedge grip concrete post supports are more work to put in place than spikes, but will be more stable over time. On shorter heights, only end, gate and corner posts should be set this way. You should now have a “tail” on the end of the chain of about 12″ in length with the grab hook on. Measure one end post from the ground to the post height and mark it. While not a difficult job, this process can be labour intensive. Keep in mind that posts should be about 2-feet taller than the height of the fence that they will eventually support. Fast-Setting Concrete Mix sets posts without mixing. You can use quick-set. Under normal curing conditions, you can apply heavy weight to the post (a basketball backboard, for example) after just 4 hours. Care shall be taken to equalize the tension on each side of each post. Once your concrete is set, apply tension and brace bands to each post. Just filling bottom of hole, so your pole is essentially sitting in a bucket of cement, is like putting it in a very long term bucket of water. Most fencing experts recommend setting fence posts in concrete at least two feet into the ground. There was a huge pile of used concrete RR ties along the tracks in the Columbia Gorge. You may add Fast Set Accelerator to expedite curing time. The number of concrete bags required will vary based on the size and length of post being buried. Using concrete in the foundation point will allow consistency for all of the vinyl fence posts. It is the distance that freshly mixed concrete subsides when a conical mold (slump cone) is lifted from the test specimen. Preparing the Base. Regardless of the intended use, the fence post should be securely anchored in the ground to provide good support. If I know now what I knew before I got this product, I would have elected to go with ehe normal concrete and mixed it the old way. Usually these estimates will be "free". Timber posts are often sold “green” or “wet” and will dry in the weeks after installation. In fact concrete were the first to snap. If your post is 6-feet tall, you will dig down at least 2 feet. 5 feet in diameter each, and about 3 feet deep. Thus, requiring additional post height to accommodate all the end bands. Usually it is sufficient to ram the backstay straight into the ground, but when using concrete, Pylon or plastic-coated steel posts, the posts should be fixed in concrete. HOWEVER -- if you are going to put up boards over top of the field fencing, you will need closer-spaced posts. The spacing of the posts depends on the type of fence you build, the terrain, the purpose of the fence, and other such factors. Remember, when working with cement-based products, always wear eye protection and waterproof gloves. How to Install Chain Link Fence on Uneven Ground If you are considering upgrading your property with an attractive and functional chain link fence, you may simultaneously be deciding whether you’d prefer to complete the installation yourself or if you require the help of a professional. Once your posts are set allow the concrete to dry and soil to settle before moving on. Bury the bottom of the post into the ground. use fence fabric knuckled at both selvages. The number of concrete bags required will vary based on the size and length of post being buried. The selection is generous - pick from a variety of pastel-hued sofas, plush Terrace Solar 1 Light LED Fence Post Cap (Set Of 2) (Set Of 4) by Vaxcel lay chairs, concrete dining tables plus accessories to jazz up your mat. Be sure to position the long, flat side of the tension bands toward the outside of the fence (facing the chain link side. In my 23 years in this business, I've watched many landfills go from a 50-foot hole in the ground to a 50-foot hill, so it 's best if we send this material to be recycled instead of eventually paying a higher cost to throw it away. Gardening prices for fencing. Under normal curing conditions, you can apply heavy weight to the post (a basketball backboard, for example) after just 4 hours. Both are putting 1. Gravel also allows water drainage around the fence posts, making the posts less susceptible to frost heaves. Let the concrete set and dry. We will likely sell our house in the next 10-12 years so what I would like to do is put up and largely leave it alone aside from washing/painting it every so often. When setting fence posts in gravel, you should bury at least one-third of the fence post. RE: Fence Post Embedded into Existing Concrete Barrier Splitrings (Structural) 11 Jan 10 13:30 The PCI Design Handbook, 6th edition, section 6. Weighs 90% less than a heavy traditional pre-cast concrete fence. Once you've finished your post holes, add about three to four inches of gravel into the bottom and compact it using your post or a 2x4. I started fencing here (about an hour East of Seattle) about 15 years ago using the H-post system, and am starting to see rotted posts (treated 4x4s set in concrete). Sets posts without mixing. Next, mark all posts with crayon or chalk for the correct height of fence you are installing (see Figure 2 below). Make sure the post is plumb against the string line and check for levelness. Line posts are intermediate positions set periodically between the terminal posts at regular intervals. Setting fence posts in gravel rather than concrete and other fence tips and tricks? I'm putting up a 6' dog ear privacy fence around my backyard-about 400 linear feet total. Plans usable anywhere in the ampere McKenzie River style err boat IN his garage from vitamin A set of plans from Spira How To physical body angstrom unit Stitch And Glue gravy boat Duration 3 05. Dig the holes the same way as you would to set posts in concrete. Let the concrete set and dry. Bolt two posts together to create a corner post. These fence posts are pressure treated. For fence systems on concrete, use steel posts. How to Set a Fence Post in Concrete. It is only in about a foot and it is still doing well after 3 years. This modal can be closed by pressing the Escape key or activating the close button. Post footings must be set in concrete a minimum of 24 inches deep. On concrete applications fence may be installed with 1-5/8" (4 x 4 post) or 1-7/8" (5 x 5 post) galvanized steel post set in hydraulic cement. Concrete fence posts provide strength and durability to your fencing and are not susceptible to rot in the ground. ; Someone at the local hardware store had seen posts set in concrete rot and break because water seeps in along the edges of the post (especially in the winter) and does not drain properly. Usually these estimates will be "free". For larger posts it’s worth putting some rubble around the base of the post to provide additional support. Wooden fence posts should not be set in concrete. Slump – A measure of consistency of freshly mixed concrete, measured in inches. Clean out the hole, and make sure the fence is plumb. When possible your vinyl post should be installed as described in Section 1. Let the concrete set and dry. Installing Chain Link Fence without Concrete. Gravel may be okay with dense, clay-heavy soil, but in looser soil, concrete is the only thing that will truly keep your fence posts stuck in place. Plans usable anywhere in the ampere McKenzie River style err boat IN his garage from vitamin A set of plans from Spira How To physical body angstrom unit Stitch And Glue gravy boat Duration 3 05. Fence Post mix is designed specifically for anchoring fence posts. Gravel on bottom for drainage. Synthetic posts are to be installed as specified by the manufacturer. Most fence failures result from anchor posts that are not set deeply enough into the ground, not properly braced for the style of fence being erected, and not set in concrete. Designed to set hard in 20-40 minutes. Along this line, set your posts a maximum of 8′ apart, erring on the side of 7. Whether you are putting up a fence or building a raised deck, being able to securely set wooden posts into concrete foundations is a useful skill to have. I have one fence pole that was all rock. Then I started thinking about if they would fill up with water from condensation and rust out. Now the wind hits the other side of the fence and the post moves the other way. Never pound the posts into the ground, especially if you have hard clay or rocky soil, because you'll bend the tops. When the concrete has dried you should be able to remove the ropes and the 2 X 4. Step 5: Set Posts in Place. it is now loose and half way down the height of driveway 'wall' is cracked along a length of 50 inches across and the corner that the post sits is cracked around it. Do wood fence posts need to be set in concrete? i live in michigan and want to install about 450' of 6x8 wood fence. The belt and braces approach is concrete posts and 12" concrete gravel boards, with slot in panels. The real test comes in 1=2 years. For fence systems on concrete, use steel posts. Careful planning and measuring of your fence is essential, since it is not possible to move the posts after the concrete sets. How deep you dig your post holes depends on a variety of factors – fence height, frost line, local building codes and more. Post holes shall be at least 6” larger than the diameter or side dimension of the posts. Stick or dowel. AsktheBuilder. Discover a method for your setting wood fence posts so your fences will stand up to the pressure. Another tip when setting in new fence posts is not to sit the post on wet concrete, once you have dug the hole to its correct depth, drop in about 1 to 2 inches of small stones or chippings, sit the post on this and then concrete in the normal way. If hand set, all backfilled material shall be thoroughly tamped in 4” layers. This Site Might Help You. Once you've finished digging your post holes, add about three to four inches of gravel into the bottom and compact it using a post or a 2x4. Apparently, removing the original posts left very large holes, which the previous fence builder filled with. Typically 1/4 to 1/3 of the post should be underground. 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. Attaching fence post to side of house vs anchoring to concrete? So, we just finished putting up the posts for our privacy fence; however, the final post, the one that is supposed to go right next to the house, can't be sunk in the ground since my foundation is in the way for several feet. A good rule would be 2-3 ft below the ground. Had I not found concrete, then I would have had to dig down an additional 6 inches and pour concrete after I used the fence mender. Concrete is simply not needed for most privacy fence installations – don’t repeat the mistake! Dig a 10 inch diameter hole and set the post 1/3 of its length into the ground [set an 8ft post at least 2 ½ feet deep]. Make sure that the bottom of holes is at least 6” wider than top of hole. Step 1: Call 1-800-DIG-SAFE or dial 811 before you dig any hole. We stock a range of high-quality concrete fence posts by well-known brands at extremely competitive prices. Since they go in first, they can also hold up progress. All came back with the same design of putting a 4 x 4 post in the ground 3' and pouring concrete in the hole around the post. A beautiful fence starts with a well-made hole. Wood posts were set in the corners, and metal T-posts were used between corner posts. This contact, if the fence is properly electrified, should be infrequent. The concrete sets up in 20 to 40 minutes, so you can quickly move on to the next stage of the project (a great convenience when setting fence posts) or backfill the hole to finish the job. Fence post diggers and augers are great tools for removing aged cemented fence posts but even they require a good amount of work to operate and can take the average weekend warrior anywhere from 2-5 hours to disassemble a fence, then dig and remove the buried concrete. Below-ground areas of wood posts should be coated with a creosol equivalent. According to my husband (who actually built the fence), it was easier to build the fence on the concrete post side than it was on the spike side. Place post on top of at least 6 inches of aggregate. Set in concrete rotted right at ground level, set in pea gravel no rot but severe checking. Essentially, they are using. Should You Put Gravel At The Bottom Of A Wood Fence Post? I'm not convinced that gravel around or under a fence post concrete footing is the ultimate solution for preventing wood fence post. (Crayon mark should be at ground level. How to set a long lasting fence post without concrete May 8, 2015 Daniel fence post , fence posts 6 Comments At 15 and eager to find my first real job, I followed up mercilessly on an application I submitted to a farm/county park that was an easy bike ride away. By then the fence should be standing straight and tall. With cedar fencing, the most common, there are almost always water considerations when building fences. With posts set in full concrete, water and moisture find their way down through this crack and begins to fester immediately in an environment without light or air. These posts are also referred to as terminal posts. The latest problem is posts set in concrete that have snapped. I would like to point out that I have noted that every fence (in concrete) is rotted out within 5 to 10 years. When the posts ore firmly set unroll the coil of wire and strain between the posts. All of our fencing panels will fit into the slotted fence posts. The first of many was the 6 foot privacy fence that will eventually surround my entire back yard. If the post and fence is wood that is to be stained, stain the entire length. Concrete is more durable but wooden fence posts treated and installed correctly can easily last up to 20+ years. You should definitely have the posts set in concrete. Do wood fence posts need to be set in concrete? i live in michigan and want to install about 450' of 6x8 wood fence. Sometimes the water level here on the side of a hill is about 2″ below ground. Using concrete in the foundation point will allow consistency for all of the vinyl fence posts. Setting the post directly into the ground will give the fence and gate more strength, especially for the gate, if its set on top and then attached to concrete post will not have the same strength and even flex too much to cause the gate to overlap and not close properly. Preparing the Base. A fence company came to repair my leaning wood fence. If you are adjoining two fence lines and one steps-up at the terminal post, you will have to set your terminal post to the higher elevation. You can buy special post-fixing concrete mix, which will set extra quickly, mix this up as per the packs instructions. To prevent this from happening, drive several large, rust resistant nails in all four sides of the post at different angles. Use this line as a guide for the line posts. Vinyl fences can easily be repaired without the need to dig them up or remove them from the cement. You can use a digging bars to hold the fence post as the concrete is poured, and you can also adjust post plumb by using a digging bar. Many different factors impact fence post spacing. These can be set into notches cut in to the upright, or you can cut the brace at an angle and nail it into place. These should be set a minimum of 3 ft. To start, dig a hole to the required depth and diameter. You can check your work with a level and by making sure your string is setup in straight line. Posts should be 74 1/2” inches high**. Returns both cubic yards and how many bags. I built almost 500 ft of fence last summer. Anchor posts should be treated like any wood post and go down at least 2.