Can you put a fence on concrete?
When installing a fence on an existing concrete pad, some fence installers prefer to core drill through the concrete and set posts the traditional way – embedded in concrete underground. Using a rented core drill, you can drill a hole through your concrete slab for each fence post.
How long does concrete need to set before building fence?
Work quickly. Quikrete Fast-Setting Concrete Mix will set in 20 to 40 minutes, and once it hardens, the post can no longer be adjusted. Wait four hours for the concrete to cure before continuing construction of your fence.
Is concrete bad for fence posts?
Concrete is the most secure material for setting fence posts, especially if you have sandy soil. Using premixed concrete rather than dry concrete will ensure ultimate security. While concrete is sturdy, it lacks the drainage of gravel and can trap moisture, ultimately leading to rot.
What is the best concrete for fence posts?
Fast-setting concrete is ideal for installing fence posts since it doesn’t need to be mixed in a bucket or a wheelbarrow. 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 2×4.
How do you install fence posts without concrete?
Backfilling the fence post hole with gravel is another common alternative to using cement. Start with a hole about the size of the one you’d dig if you were using cement, insert a third of the post’s length into the hole, and then fill with crushed gravel, tamping every five inches until flush.
Is fast setting concrete as strong as regular concrete?
Quikrete fast setting concrete is just as strong as regular concrete. Concrete gets its strength from a chemical reaction that occurs over time during curing. After it’s had time to cure, which usually take 28 days to complete, Quikrete can reach strengths up to 5000 psi.
Can pressure treated posts be set in concrete?
Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. With pressure-treated posts, the rot will be slow. Concrete should be poured around the post – no concrete under the post.
How do you secure a fence post without concrete?
How many bags of concrete do I need for a fence post?
Most fence post holes will need between 1 – 4 bags of concrete to securely hold the post in place. The best way to determine the size of the hole is: Diameter of the hole is 3 times the width of the fence post. Depth of the hole is one-third to half the above ground height of the fence post.
How do you install a fence post in concrete?
Setting the Fence Post with Concrete Set posts in concrete when stability is extra important. Prepare your fence posts. Dig a wide hole. Add a few inches of gravel. Brace the post. Repeat for each post hole. Add more gravel. Mix your concrete. Fill the hole with concrete. Trowel the concrete into a slope shape.
How do you fence over concrete?
You can attach fence posts to a concrete slab. It requires welding a plate to the base of your posts, drilling a hole in each corner of the plate. Then use a hammer drill to drill holes in the concrete matching the holes in the plate. Then, simply hammer in anchors, tighten bolts and you’re done. Another option is core drilling.
Should my fence posts be set in concrete?
Below are the basic steps for setting fence posts in concrete to help you install a stable fence for the long haul: Dig a hole for each post (roughly two to three feet for optimal stability) using a 6″ auger if possible. Once you’ve completing digging, insert post in the hole, making sure that the post is level and plumb (even left and right, and even up and down). To set the posts, the best concrete solution is a ready mix called sakrete .
Do fence posts have to be set in concrete?
Whether you are going the DIY route or having a professional company install them, fence posts should always be set in concrete. In fact, the posts for any structure, whether it’s a trellis, pergola , fence, or deck should be set in concrete.