Putting Fence Posts On Concrete

Apply high quality exterior acrylic latex caulk or silicone specifically designed to adhere to concrete at the base of the post.

Putting fence posts on concrete.

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. Place the form tube into the hole. Core drill holes through concrete. The main downside to concrete is its ability to trap water around the post.

Using a rented core drill you can drill a hole through your concrete slab for each fence post. Fast setting concrete is ideal for installing fence posts since it doesn t need to be mixed in a bucket or a wheelbarrow. A well constructed fence can protect privacy define your property and enhance curb appeal. It s also a good idea when installing gate posts to provide extra stability.

Setting a post is the foundational step for many projects including building a fence or a deck. Caulk around the fence post base. 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. 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.

Make sure the post is plumb before allowing the concrete to set. Concrete may be necessary if you are installing a fence in sandy soil or in very soft muddy soil. Learn how to dig post holes and set 4x4 posts with gravel c. Then set your post in place and use a level to ensure that it s perfectly.

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. But before you decide to put one up yourself learn how to set your fence posts properly to ensure that. Pour the dry mix into the tube. This will seal the gap between the concrete and post that s caused by freeze thaw cycles.