The wood won t be in contact with the ground but moisture is absorbed by the concrete and pulled up into the wood.
Treated post in concrete.
Pressure treated wood posts or galvanized steel posts.
The photo on the right shows a post that has concrete poured around it which can lead to a crack like you see here.
Position the post in the exact center of the hole so it will be surrounded by an even layer of cement on all sides.
This will seal the gap between the concrete and post that s caused by freeze thaw cycles.
Concrete tends to absorb moisture and wood expands when it gets wet.
If you have a friend or family member nearby ask them to help you with this step.
Set the post into the form and temporarily stand straight.
When concrete is poured around a deck post in this way the post will rot due to moisture buildup by the soil.
Make sure that the treated side of the post is facing downward.
Make sure the post is plumb before allowing the concrete to set.
The concrete at the top should be sloped away from the post to grade level to avoid water pooling around the base.
Place the form tube into the hole.
You can use concrete if desired but the moisture in the concrete can sometimes cause wooden posts to rot more quickly while the gravel allows water to drain quickly away from the fence post and.
Apply high quality exterior acrylic latex caulk or silicone specifically designed to adhere to concrete at the base of the post.
Caulk around the fence post base.
The photo on the left shows a post set in a bracket that has been mounted to the top of a footer.
Pressure treated wood is one way to deter fungi from your pole barn posts.
Diy pole barns offers post rot protection.
We think a better way is to set the posts in brackets planted into the concrete.
Preventing rot is the best way to ensure a long life for your pole barn.