Can you bury deck posts?

The buried post method offers the advantage of reducing the amount of concrete work required for each footing and actually provides additional lateral (side-to-side) support to the post to resist wind loads.

How deep should a deck post be buried?

Set footers a minimum of 6” below the frost line for your area to prevent movement during freezing temperatures. Pour about 6 inches of all-purpose gravel into postholes and pack the gravel tight by using the end of a wooden post.

Should you bury deck blocks?

Simply placing them on the ground or on a poured concrete pad a few inches deep usually isn’t enough to comply with codes — they must be set at least 12 inches deep in undisturbed soil. However, concrete deck blocks can be used without restriction for a freestanding deck that’s not attached to your house.

How do I protect my deck posts in the ground?

To help prevent rotting of deck or balcony posts, I recommend that they be installed on concrete footings that extend from the frost line to about 6 inches above the soil line. (Some people might then call them piers instead of footings.

Is it OK to bury pressure treated lumber?

Yes. Pressure-treated wood can be buried in the dirt when used as a fence post or any exterior structure that requires underground support. However, it needs the most protection because continuous exposure to moisture in the dirt might cause the wood to rot and waste away prematurely.

Is it OK to bury pressure-treated lumber?

How do I keep my post from rotting in the ground?

Fill the first three inches up with gravel so the end of the post doesn’t come into contact with the dirt. Gravel allows water to drain quickly away from the post and into the soil. Be sure to place the post in the center of the hole. Finally, fill the entire hole up with cement to the top.

Can pressure-treated wood be buried in dirt?

Do I need gravel under deck blocks?

Gravel sitting under the deck block allows quick drainage, not damming the water preventing it from being absorbed by the ground under the deck block. Also, gravel is the most stable material with great bearing capacities. A deck block with compacted gravel under it will support more weight than the other two options.

Can I bury pressure treated posts?

Can you bury pressure treated post?

How deep do you bury a 6×6 post?

Dig four feet or more (our frost depth is about 40-48 inches here) Take a bag of Sakrete Concrete mix and lay it flat in the bottom of the hole. Stand the 6×6 ground contact treated post on it with the portion buried in the ground wrapped with 1″ blue foam and backfill.

What should I look for when installing a deck post?

TIP: Be sure to check the end tag. Pressure-treated posts should always be ground contact use for deck lumber. Deck post installation is one of many steps to building a deck. Having the most up-to-date instructions and proper treated lumber are important to ensure correct installation.

How can I prevent my deck posts from rotting?

To help prevent rotting, this deck will have wooden posts attached to concrete footers above ground. For either method, set the footers below the frost line — the level at which water in the soil typically freezes — to help prevent the ground from pushing up the posts (known as heave) during a freeze. Note that the frost line varies by region.

How do you attach posts to a concrete deck?

There are several methods for setting posts. One way is to pour concrete in the post hole, set the post on the concrete and backfill with gravel. To help prevent rotting, this deck will have wooden posts attached to concrete footers above ground.