Often asked: How To Build A Deck On Concrete Slab Video?

Can you build a deck over a concrete slab?

Even if your patio is in terrible shape, you can deck over it. Cracks, craters and seasonal movement along cracks are no problem. (depending on the thickness of your decking and whether or not you put spacers under the sleepers). So any door thresholds adjoining the patio must be at least that far above the concrete.

Can you lay decking on slabs?

Leave the slabs alone if they have a good fall, tack 100mm or 150mm dpc on bottom edge of bearers, fold up the sides and tack/staple. Stick the decking on top. The decking will rot as quick as the bearers, plus rats love living under decking. Either put new slabs down or clean the existing.

How thick should a concrete deck be?

The minimum thickness of any concrete slab is 4 inches. However, if the concrete patio will have heavy features added to it, you may want to thicken it to 6 or 8 inches. The concrete is typically laid on a 2-3 inch base of gravel, sand, limestone, or other aggregates.

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How much does it cost for a 20×20 deck?

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.

How do you attach wood to concrete without drilling?

If you are willing to make holes in the concrete but do not want to buy the particular drill bit needed, then the simplest solution is to get nails for your project. Standard nails will not work on concrete, but some nails are made specifically for nailing wood to concrete. Cut nails will also work for this as well.

Can you glue decking to concrete?

Can You Put Composite Decking on Concrete? Yes, you can install composite decking on concrete. Concrete patios and other hard surfaces are an ideal place to lay deck tiles because they are stable and durable. Concrete provides a more stable surface for composite decking, compared to surfaces such as gravel or sand.

How do you attach 2×6 to concrete?

Tapcon screws will be your easiest and cheapest means to mount a 2×6 to a concrete floor, by far. They will require a hammer drill to drill the holes in the concrete, but you can rent one from the store if you don’t have one. You could also use concrete expansion anchors too.

Can you cover concrete porch with wood?

Covering your concrete porch with wood provides a warmer feel. Covering a concrete porch with wood provides a warmer, cozier feel. It is also a good way to cover up peeling paint, slight chipping and discolored concrete. Whatever your reasons, adding a wood floor to your concrete porch is a fairly simple operation.

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What direction should I lay my decking?

Whatever direction you lay them in.. put them with smooth side up. That way the water drains off easily rather than collecting in the grooves and growing all sorts of interesting slippy algae.

Is decking easy to do?

Laying decking is an easier job than you might have first thought. The more planning you do and the more you understand the steps, the easier the job will be. There are several ways you can lay decking but we’re going to talk you through building a raised deck and how to lay decking on grass.

Can you pour a 2 inch concrete slab?

If done properly, new concrete can often be poured right over an existing slab. For this to be feasible, the contractor needs to pour at least 2 inches thick, use smaller aggregate, and incorporate reinforcement such as welded wire mesh or fiber mixed into the concrete.

How thick does a concrete slab need to be for a garage?

The concrete slab should be four-inches thick at least; it needs to be thicker if heavy equipment will rest on it. Building codes offer requirements for the concrete mix, which vary by region. The standards are expressed in terms of “compressive strength,” which boils down to the amount of water used in the mix.

How much does 30 yards of concrete cost?

Use $90 per cubic yard as a ballpark figure for concrete prices, but concrete slab cost will vary by region. Also, expect a fee of about $60 per load for delivery from a concrete truck for concrete cost. There could be other fees for such things as Saturday concrete truck delivery and small loads.

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