Pre-drilled holes anchor post within cement for additional strength and durability. 36 h / A)] 1/2 } where: A = 2. With 4-foot posts there will be 8 inches of post above the fabric. Spite Fences: Kuzniak v. put 1/3 of the post in the ground (also cited in the other answer here) a 4x6 or 6x6 will look better. Based on 1 st floor height = 10 ft. 2. *Many experts recommend digging about 6 inches below that to place gravel at the bottom of the holes prior to placing posts in order to avoid trapping water. 2400 mm x 75 mm x 75 mm Green Incised Treated UC4 Fence Post. , the hole for a 4” wood post should be about 12 inches wide). As a general rule of thumb, you’ll need to place at least 1/3 the. Setting fence posts back and apart from the wall allows for differen-tial movement between the fence and the wall. £22. (3) Set 16-foot posts along the wire at 40-foot intervals, to a depth of 4 to 6 feet. As a general rule, you should aim to dig a hole that is roughly one-third as deep as the overall length of the post. 4-centimeters) deep and a 12-foot (3. After that, add 6″ inches to that depth for gravel at the base. Make sure you dig your post holes deep enough and wide enough when you install vinyl fence posts. Learn how to dig post holes and set 4x4 posts with gravel, c. e. , a 6-foot tall fence would require a hole depth of at least 2 feet). Location. That said, the exact figure isn’t always so cut and dry. The line posts will be the height of the fabric minus two inches. 6 km) in width. 16-Gauge galvanized steel line post is essential for any chain link fencing product. Post Hole Calculator for Concrete Embedded Posts. 56 in. 56 in. 64 feet or 32 inches, below the surface. Standard Fence Post Depth: 2ft (600mm) As a general rule, fence posts should be buried 2ft (600mm) deep in the ground. 5ft (450mm). For example, if you are using a 6-foot-tall post, then 4 feet should be above ground level. If building the fence using pickets, position the fence posts every 6-feet to 8-feet along the line where you want the fence to stand. only the corner posts. , a 6-foot tall fence would require a hole depth of at least 2 feet). Product Depth (in. What if you can’t get the post in 40-48 inches? Unfortunately it isn’t always possible to get posts in as far needed to keep it from being. As Shirlock states, even that won't likely support an 8' wide gate. That also means that you’d need to use an 8-foot post. Sinking them around 2 to 3 feet into the ground will allow about 5 to 6 ft of remaining height. I Bury 6×6×12 foot posts 3 to 4 feet deep in 10" hole and fill with concrete. The fence length of 160 feet will be converted to inches, which is 1,920 inches. , a 6-foot tall fence would require a hole depth of at least 2 feet). one foot of fill material and the footing is required to be six feet deep, the total footing depth must be a minimum of seven feet deep). . Calculate the hole volume using 3 times the width of the post or 10. Gate posts are typically 4×4 or 6×6 inches for residential gates. I poured in 40-50 lbs of dry Quikrete mix to just below the ground level, then wet it down, and after it dried, covered with 1-2 inch of dirt (I have grass growing up against the fence and posts, so. In short, the depth of the fence post hole should be roughly a third of the length of the fence post but no more than half the length. in street-side yards when that yard abuts your neighbor’s front yard; see Fence Regulations Diagram). Take your local conditions into account. Photo: depositphotos. 8 feet is adequate spacing between post. A well-constructed fence can protect privacy, define your property, and enhance curb appeal. 5 to 3 feet deep in the ground. e. 8m or 6ft + Postsaver 20 Year Rot Protection Guarantee Fitted (FREE DELIVERY) (2) £. With 4-foot posts there will be 8 inches of post above the fabric. The more of the post that is underground, the more sturdy and durable the fence will be once completed. While the skills required are not particularly difficult, some precision is needed to erect the posts, so they are perfectly plumb and to secure the beams and rafters in place. 83m) or under. Figure 3 Line Post Spacing. the warranty policy with McFarland Cascade and their Lifetime warranty does not cover damage if the wood is "used as fence posts". Thus you will need 6″×6″ size of wooden post for a 14ft wide gate. cedar wood fence posts. 7-m) long porch that is 6 ft. e. They’ll be the height of the chain-link fabric plus two inches. Postsaver rot protected fence post 3x3" 75mm fence post Green 2. Never. The number of 50lb bags of concrete needed for a fence post depends on the size of the hole. This provides enough support to keep the fence upright and resist wind. Plumb each post with the bubble level or laser level. The depth of the hole is relative to the exposed, finished height of the fence post. The formula for determining the number of fence posts needed is: Number of Posts = (Total Length of Fence / Spacing Between Posts) + 1. Buy Closeboard Fence Panels, Picket Fence Panels & Decorative Fence Panels. The depth of the hole should be 1/3-1/2 the post height above ground (i. 3. If using 8' posts (5-6" round), set them 2' deep spaced about 12 feet apart for pasture; 8 feet can also be used. A 13 gauge post = a wall. For example, a 3-inch diameter post on a 6-foot fence will need a minimum of: 1 bag of concrete if buried 10–12 inches deep. Actual post width (in. 1-24 10”X36” 24”. 08 (165) Model# 288794. An even number of 14 posts will probably be needed for the gate to be secured. 2 bags of concrete if buried 14–26 inches deep2. Dig post hole so diameter of the hole is 3 times the width of the post (i. 5. £22. You’ll find posts available in both 8 foot and 10 foot lengths. but depends on fence material like steel, wood. 3-1/2 in. e. 8 ft. For a 6 foot tall fence, the posts can be set 10 feet apart and be 2″ x 3″. Fence posts can be treated at 0. 18-1) is utilized to determine the required footing embedment depth, up to a maximum embedment depth of 12'-0" below finish grade To begin, we suggest digging the post hole so it is approximately three times wider than the fence post. It can crack or break. A standard panel usually has grid openings 8 inches high and 6 inches wide. Wood posts get old and rotten, and a fence that tall will produce a lot of leverage when it is windy or the neighbor's kids climb and yank on it. You have more flexibility when cutting your own rails from 2×4 lumber or some other material. Use Current Location. The depth of an 8 foot gate post can vary depending on the type of gate and the type of fence it is being attached to. A. Setting a post is the foundational step for many projects, including building a fence or a deck. 8m or 6ft + Postsaver 20 Year Rot Protection Guarantee Fitted (FREE DELIVERY) £. 55 – 0. 4 m tall post. 5. The second T post’s starting point is also 8 feet from the fence end, while the third is placed 12 feet back and the fourth 16 feet back. Read on for examples of how much concrete you need for fence posts. Place a post in a hole. Bot. So, a six-foot-high finished post ideally needs to be buried three feet into the ground. Plus Large Stocks of Posts, Trellis, Railway Sleepers & Garden Gates. The depth of the hole should be about 25 per cent of the fence post hole's length to provide adequate strength. Too deep, and you may waste resources and time during installation. Design Apartments; Design Styles; Room. into the ground with cement and make sure to leave at least 76 in. One of the biggest issue when building a fence is. e. The water that finds it way between the shrinking post and the concrete will drain through the 8″ cap of concrete and into the pea gravel where it carries on the length of the. You have more flexibility when cutting your own rails from 2×4 lumber or some other material. Dig post hole so diameter of the hole is 3 times the width of the post (i. Frost levels and soil type can make a difference. Instructions. Panel Post Depth. Indeed, Lowe's. com. so for a 8′ high fence, using 4×4 posts. You either need stronger posts or reduce the post spacing. 24-72 12. For a 3×3 rectangular wood post (5″ across the diagonal) a 6″ diameter of auger works nice and for 3 inches round wood post you will need 4″ diameter of auger. For a 6-foot fence, the depth increases to around 30 inches. You can save yourself a lot of time by renting an auger rather than doing this job with a post-hole digger. 4 cu ft per post. Adjust the line until the marks are exactly 5-feet apart. The fence is about 62 feet long. Our example post will require two bags for every post if you’re using fast-setting. The owner of real property who builds a fence must pay for constructionon the type of fence that you have ordered. e. and has a total length of 8 How deep should fence post holes be? Dig post hole so diameter of the hole is 3 times the width of the post (i. dig the holes 12" in diameter, to a depth of 2 1/2 - 4'. x 3. fence; Rounded corners; Cuts easily with metal blade on power saw; Can be used with any fence system requiring 3 in. My research has shown that fence posts should be dug to a depth of at least 1/3 of the height of the post—for a six foot fence, the post depth would be 3 feet. The rule of thumb for setting your fence post depth is this; not less than one-third the overall length of the pole and not more than half the overall length. 5 to 3 feet in the ground. 2. D. So a 6' tall fence would be 2' in the ground for the post. 21 with Mail-In Rebate. Boundary Fences: Michigan Compiled Laws Section 43. 5 feet hole depth. Jon1270's suggestion will work, if the existing posts are deep enough and strong enough for when the wind hits your new, taller fence. £22. Set Post Apart 8 ft. To install a fence post, you’ll need a shovel or post digger, a 6-foot level, soil, and gravel or crushed stone. What size post for 14 foot gate:- as per thumb rules and guidelines, for a 14 foot wide gate use 6″ × 6″ (150mm x 150mm) lumber/ wood post size for wider gates up to 8 feet (2400mm) high. 8 km) or more from the site. Posts that extend 6 feet above ground level should have holes at least 2 1/2 feet deep. This is not below the frost line in my area, which I believe is 42". Fill all the holes with 4-inches of gravel. 4-in x 7-ft Pressure Treated Pine Flat-top Split-rail End Wood Fence Post. Today were going over how to calculate the depth of your fence’s post holes before you start digging. You also need a post cap ($1. 76–0. Rule of Thumb only. 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. How deep do you dig a fence post? Fence posts are typically dug to a depth of about one-third to one-half of the above-ground post height. We are going for a three-rail styled farm fence that will be 5 ft. Maximum 8 ft. 92 – 602. To know exactly how many bags you need, you should calculate for your hole to be a depth of ⅓ to ½ the height of your fence post with a diameter that is the width of your post times 3. 33 pound per foot t-post. e. 5 feet deep requires about 0. diamond galvanized steel chain link fence installed in a yard with a 4 ft. 88 feet: 0. e. Set your metal fence post in a hole that’s 1/3 to 1/2 the height of your post but verify the specifics with. The Dos and Don’ts of Setting a Fence Post. Where fence ends do not include a return, increase the design lateral load on the end of the fence (for a length equal to the exposed height) by 5 psf (34. For taller 17 hh horses you might go 4 strand, 5 ft high and 10 ft long posts. 88 = 4823. 91 m) deep. Kuzniak, 107 Mich 444, 445-446 (1895). dig the holes 12″ in diameter, to a depth of 2 1/2 – 4′. A lumber/ wood post 6″×6″ should be concreted into a hole 3ft (900mm) deep and 1. dig the holes 12″ in diameter, to a depth of 2 1/2 – 4′. Setting your fence post depth to one-third the overall length is the bare minimum since you run the risk of it giving way to lateral pressure. Tractor Supply's experts offer instructions for installing t-post fencing. For that reason, your post holes should be one-half of your post hole's above-ground height if you live in a place that gets lots of high winds or other extreme weather. Roof and floor framing shall span in the same direction. 64 feet or 32 inches, below the surface. The depth of your post hole should be 1/4 to 1/3 of your post height. This spacing ensures your fence’s strength and aesthetic appeal. 83m (6ft) in height above the ground, we recommend the hole size should be: 230mm [wide] (9”) x 600mm [depth]. This illustration shows what you can do with a 22-ft. A common rule of thumb, is to dig the hole 3 times as large as the post, and to a depth of 1/3-1/2 of the post height above ground. Gerrish prefers his fence post spacing closer together, at 50-70 feet. 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. depth from grade to top of footing is 18 in. As a general guideline, it is recommended to dig a hole depth that is 1/3 to 1/2 the height of the above-ground portion of the post for a wooden fence. Choose from a great range of. It is important to make sure the post is deep enough in the ground to be secure and to avoid any warping or other damage from weather or rot. 6² x 3. Boundary Fence Rules. Use the other suggestion provided to keep gate square (tension wire or cross brace) and use some strong hinges (sometimes up to 4 each side). Here are four tips to help you find the correct fence post hole depth: Be mindful of the height of your fence. What size post do you use for a 6 foot fence? You’ll want to dig the holes about 2 1/2 to 3 feet deep for a 6 foot tall fence. Wind. As for the distance between T posts for this type of fence, it varies as the first T post is set 8 feet back from the fence’s end. Designed to repel insects, this wood fence post can be bought in bulk at a discount. , a 6-foot tall fence would require a hole depth of at least 2 feet). For example, pressure-treated pine 4×4 posts are typically sold in 8-foot lengths. Indeed, Lowe's. ) 4 in: Details. $85. 5 inches wide with no gaps between them. 4 lb/ft 3. 4m high. Then compact and level the gravel using a post or 2×4. You will need around one 25-kg bag of pre-mixed concrete to fill a foot height of an 8-inch Sonotube if you use 150 lb/ft³ concrete. Middle Rail: 1 5/8" O. Most of the instructions for installing split rail fence posts seem to indicate a burial depth of 24-30". I purchased a 6 foot vinyl privacy fence from Lowe's, and the manufacturer's recommended post was a 5"x5"x8' post, an entire foot short of what I would have expected. com 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. If the post is 3 ft deep, this requires 0. x 8 ft. 27. Your dispute can also be governed by county, city or home owner association rules that are not listed here. Introducing our 8FT 4"x4" Wooden Fence Post (2. If you’re setting wooden or concrete posts in concrete you’ll need 8ft (2. In my area a rule of thumb is to bury one foot for every 1 1/2 foot of fence, a 6' high fence would have posts 4 feet in the ground. (Figure 10) The keys to making this brace work are (1) making sure the end post is deep in the ground (about 4 feet), (2) placing a 1- to 2-square-foot rock or piece. Of course, that's assuming you're setting the posts in concrete. Spacing your posts at 4 feet is too much work. recommended 2 ft depth to calculate the fence post you need. The studded T-Post measures 1-3/4 in. The width of the post hole should be 3 times the width of diameter of the post. 25 pounds per foot. So for a 6-foot fence with 8-foot posts, you would dig the holes 32 inches deep. The type of soil you’ll be setting fence posts in will help determine how stable the ground is, and how much you can expect the posts to move over time. This depth will provide the necessary stability to support the weight of the fence. The minimum depth that a post hole should be for a panel section is two feet. In my area a rule of thumb is to bury one foot for every 1 1/2 foot of fence, a 6' high fence would have posts 4 feet in the ground. This is the generally accepted distance for most split rail fences, as it ensures that each fence post is able to provide proper support and structure for the fence while also making it relatively simple to install. 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. Pour 6 inches of concrete. For a panel-built fence, measure horizontally rather than along the slope. Of course, that’s assuming you’re setting the posts in concrete. Stretch a string line tightly along the proposed fence run, locate the corner posts and dig 3-ft. While you can certainly dig all those holes with a post-hole digger and a shovel, you’ll save time and effort (and a post-project trip to the chiropractor) by springing for a gas-powered auger rental, which costs about $90 a day . , a 6-foot tall fence would require a hole depth of at least 2 feet). Plan ahead to determine fence post spacing for a long-lasting installation. While a minimum fence post depth of 30 inches is suggested, the embedment, post diam-eter and distance needed behind a wall will vary. Top rail: 1 5/8" O. Everbilt Studded Steel T-Post adds durability and strength to fencing on rural, commercial and residential fence projects. x 96 in. Make Hole Depth 1/3 The Total Post Length. Dig post hole so diameter of the hole is 3 times the width of the post (i. Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole. Explore our post hole digging services, get transparent pricing and dependable solutions for your outdoor projects. 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. What size Post do you use for an 8 foot fence? A common rule of thumb, is to dig the hole 3 times as large as the post, and to a depth of 1/3-1/2 of the post height above ground. 95 £28. These posts can be used at the end of a line of fence, at a fence corner or for gate posts. For example, a 6-foot-tall wood fence may need 4 x 4 or larger posts spaced no more than 6 feet apart and buried in the ground at least 2 feet deep. Measure the post and plan on burying at least a third of it. This means if you have a 6-foot tall fence, there would be 3 feet buried underground. (1. Height Matters Following our 2 ft (24 in / 600mm) rule recommendation for any fence post hole in the ground, you need to ensure you measure the overall height of your fence. 92 cubic inches. Take your gate into consideration as well. Purchase the wood for your project and unload it. AB Fence post forms the back-bone of the AB Fence system. What size post for 14 foot gate:- as per thumb rules and guidelines, for a 14 foot wide gate use 6″ × 6″ (150mm x 150mm) lumber/ wood post size for wider gates up to 8 feet (2400mm) high. Use 4in x 4in posts for fences of 5ft and over and 3in x 3in posts for anything under 5ft. Fence posts are the backbone of a fence, so it's crucial to set them properly. b = diameter of round post or footing or diagonal dimension of square post or footing in feet . 4 – 5 feet hole depth. 53. Use a post hole digger to dig a hole about ⅓ of the length of your post. Diameter measures 6 in. Fence Posts. . depth from grade to top of footing is 18 in. The following steps explain how to set chain link fence corner, end, and gate posts in concrete. Read our handy guide — Wood Fence Tips: Installing Posts, Rails and Pickets — for installation tips and details. (continued on page 3) Related Images: Set posts to the depth of the grade mark first. Fence Post 75mm or 3x3 inch Square 1. Narrower lane widths are acceptable for smaller tractors or mowing equipment. Tie string to the stakes, pulling it tight between the stakes to create a guide for the fence. At the top, pour a washer, or cap, of concrete that is approximately 8″ thick. The best way to ensure your holes are deep enough is to rent an auger with a 10″ auger bit and dig to the 3-foot mark. Luckily, installing fence posts is a fairly simple job. green powder-coated steel fence T-post is an essential piece of equipment when completing any fencing. 8 in. Model # 12838. so for a 8′ high fence, using 4×4 posts. Improve this answer. Post Hole Depth for Gates The minimum. so for a 8′ high fence, using 4×4 posts. Find the volume of concrete: volume = hole volume – post volume. Determine the number of bags of concrete mix needed from. Of course, that's assuming you're setting the posts in concrete. So in this case, we take 48in + 3in and get 51in. The depth of the hole should be about ⅓ to ½ the height of the post. 7 feet fence post, at least 2. Sunlight and Air. x 5 in. This will be your fence length. 2. Seriously, an 8 foot fence will not be significantly harder. Chain link fences are stronger so the posts can be as far apart as 10 feet. The ideal diameter, meanwhile, should measure three times the width of the post. T Post Spacing is around 8 feet for affodable cost. Fence posts can be treated at 0. Auger. The first T post must be 8 feet back from the end of the fence. This depends on the type of soil, fence design, height, post size and bag weight. 5. Let the concrete cure four to six hours. Working down the line of posts, fill each hole with dry quick-set concrete to just under 3 or 4 inches below ground-level. How deep should a 8 foot fence post be in the ground? For an 8 foot fence post, the general rule of thumb is to dig a hole that is one-third to one-half of the total post height, or 2. 5″x2. Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole. Patented swaged end design (US 11,274,466 B2) for a tighter and more secure fit. 16-Gauge galvanized steel line post is essential for any chain link fencing product. The accepted standard practice here for 6' fences is for 10' posts, 4' deep, 54" deep holes 6" gravel under posts, and setting the posts with 1/4" limestone, well tamped. ADD TO CART. 4) = 6. for a 5 ft. For this project we used 7-foot, creosote-treated round posts. Use scrap two-by-fours to brace the posts in the post-holes. Applying for a Permit; Permits Overview; Timeline for Completion; Request accessible format If you need help with this information, please email 311, or call 311 or 612-673-3000. The top of the fence material gets flimsy at that length. It's always best to consult with a professional or follow any local buildi. That depth usually gets the bottom of the post below the frost line in most northern climates, which means less chance of heaving when the frost comes out in the spring. Use 4in x 4in posts for fences of 5ft and over and 3in x 3in posts for anything under 5ft. Lawsons Fence Post Size Recommendation: If you still need further assistance on finding the right fence post size, we’ve put together a handy guide to help you find the right Lawsons fence post you 3 ft (915mm) 4 ft (1218mm) 5 ft (1524mm) 5’6 ft (1650mm) 6 ft (1828mm) 6 in (150mm) 6 ft (1800mm) 6 in (150mm) 6 in (150mm) 6 in (150mm) 6 in. 95 £28. I've done some research for the proper depth for a wooden fence post and most say 1/3 of the fence height. 1-24 10”X36” 24”. so for a 8' high fence, using 4x4. Indiana Code § 32-26-9-1 Partition Fence. 25 pounds per foot is ideal. The reason the holes have to be deeper for concrete, is because of the sheer weight of the posts. Gate Square Footage Footing Diameter & Depth Gate Post Depth. Find My Store. Using 10-foot posts allows for deeper burial and leaves more wiggle room for trimming the tops. Fence Height 3' 6" 4' 0" A 44" 50" l. So, if you want a six-foot garden fence, you’ll need a nine-foot post and three feet of digging. Another rule of thumb is to dig the holes three times the diameter of the post, i. 2. As a general rule, Fencing Direct recommends at least a 24-inch footing depth for a 4-foot fence, plus an extra 3 inches for every foot of height (for example, 27 inches for a 5-foot post). These panels can be attached to a variety of posts including wood and steel. In this video, we'll show you how to dig post holes and how to set fence posts. Mark fence post locations using spray paint. the warranty policy with McFarland Cascade and their Lifetime warranty does not cover damage if the wood is "used as fence posts". Sink post 3 ft. September 9, 2022. For our 8-foot (2.