QA

Quick Answer: How To Build A Wood Deck Over Dirt

Can you build a deck directly on dirt?

Yes, you can build a deck directly on the ground, but with some conditions. A deck on the ground must be built with ground-contact wood, and the substructure needs to be adapted for minimal height. Even though technically a ground level deck is elevated up to 24”, here we will discuss decks built less than 8” high.

Do you need footings for a deck on the ground?

If you want to expand your outdoor living space, a ground level deck might be your best option. Since it’s not connected to a house, it can go anywhere in your yard and doesn’t require deep footings. Because it rises just inches above ground, it doesn’t need stairs or railings.

Can you lay decking on uneven ground?

You can install decks almost anywhere, as long as there is a suitable foundation. While they are easiest to install on level grounds, you can also build them on sloped or uneven terrain.

How much does a ground level deck cost?

Ground level decks range from $10-$20 per square foot or about half the price of a standard style. This is because they have no stairs and often no railings. Second story decks cost from $40-$50 for additional posts and stairs. Accessibility issues can push that price even further up.

Can you use 2×4 for deck joists?

The short answer is yes. 2x4s can work for deck joists. However, they aren’t ideal for spanning long distances without bending or breaking, so you have some limitations. Choosing 2x4s for a low-sitting deck is perfect for keeping your feet out of the mud.

What is the cheapest way to build a deck?

Choose wood, but carefully: Untreated wood decks are generally the cheapest to install, but don’t forget long-term costs. Wood decks require yearly maintenance and deteriorate quickly if they don’t get it.

What is a floating deck design?

A floating deck, also called a free standing deck, is simply a deck that’s not attached to any structure, including (of course) your house. Instead, you can put your deck’s structural members — posts, girders, and joists — on precast pier blocks set directly in the ground.

What is a freestanding deck?

A freestanding deck is a beautiful addition to your home’s backyard landscape. This type of deck structure is self-supported and not directly attached to your home. It’s often the most practical choice for homes with brick or stucco exterior walls, which can make installing ledger boards difficult.

What do you put under decking?

A layer of crushed gravel, with or without plastic or weed barrier cloth, is the best choice for using under a deck. It sheds moisture instead of absorbing it, keeps the area under the deck drier, and won’t decay.

Can I build a deck without concrete footings?

Building your dream deck without footings Instead of using footings, adding a level of gravel will give you the drainage aspect you are looking for. You can then add a frame of wood that anchors in concrete blocks that sit in the gravel, creating your new deck.

What material do I need for a 12×12 deck?

You will need 18 boards of 2-by-6-inch lumber or nine 2-by-10 inch boards to build the joists, also known as the beams. You should purchase an additional 25 percent wood to allow for framing pieces and waste.

How low can a deck be to the ground?

The 30” Rule As a simple rule, you need a permit for any deck that is higher than 30 inches off the ground. This rule applies to most decks. Anything lower than 30” is often considered a patio or “porch deck,” and no permit is required.

How do you build a deck on sloped ground?

Building a Deck on Sloped Ground Dig Foundation Holes and Install Deck Posts. Create a tranquil space by extending the indoors out. Fill the Holes With Concrete. Fill the holes with concrete and give them time to dry completely. Work on the Second Side of the Deck. Attach the Floor Beams. Add a Railing.

How much does a 12×12 floating deck cost?

A 12 x12 deck can range in cost from $2 200 to $13 000, but the average will be $6 000. Costing $40 a square foot but can be as little as $15 or as high as $85, depending on the deck’s features.

How much should a 20×20 deck cost?

New Deck Installation Cost The average homeowner spends $2,200 to build a 10×10 foot deck, $6,160 to build a 14×20 deck, and $8,800 to build a 20×20 deck. The cost to build a deck with pressure-treated wood, hardwood, or composite is about $25 per square foot, for both materials and installation.

What is considered a ground level deck?

A ground-level deck is simply a box frame topped by floorboards supported by joists. This type of deck can basically be placed on any level surface anywhere in the yard. If the deck is placed next to the house but not attached, it’s considered a platform.

Should deck joists be 2×6 or 2×8?

In general terms, joists spaced 16 inches on center can span 1.5 times in feet their depth in inches. A 2×8 up to 12 feet; 2×10 to 15 feet and 2×12 to 18 feet. The larger the deck, the larger the joists. 2×6 joists should only be used on ground-level decks that do not require, and will not provide for, any guards.

Can I use 4×4 posts for my deck?

Deck posts must be a minimum of 4×4 according to the IRC but many jurisdictions require a 6×6 post as a standard. To avoid code violations, many deck builders choose the 6×6 even if the 4×4 is acceptable.