Cement Wooden Fence Posts

Inspect your posts at least once a year ideally in spring or fall and reapply paint or stain as necessary to protect the wood and keep your fence looking its best.

Cement wooden fence posts.

Place the form tube into the hole. Set the post into the form and temporarily stand straight. 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. Purchase a quick setting concrete from your local hardware store.

Soak the bottom of the wooden fence posts in a wood preservative containing copper napthanate such as cuprinol. Setting the post 1. Pour the concrete into the hole until it s 2 3 in. Put the post in the center of your hole.

Apply high quality exterior acrylic caulk or silicone specifically designed to adhere to concrete at the base of the post. This gap will widen with natural expansion and frost allowing water to pool here and cause rot. Make sure the post is plumb before allowing the concrete to set. So six foot high fence posts ideally need to be buried three feet into the ground.

Caulk around the fence post base. The general rule of thumb when setting a post is that the depth of the post s hole needs to be 1 3 to 1 2 of the actual above ground height of the post. Mix fast setting concrete in a wheelbarrow. Seal the gap between post and concrete.

Pour the dry mix into the tube. Once the initial curing is complete seal the gap around the base of the fence post.