How to build a deck on a sloped roof

Can I build a deck on my roof?

Building a deck over a flat roof is very similar to building a deck over a concrete patio. These decks are often referred to as “floating,” as they are not secured in place as a stand-alone structure. First, you must make sure the roof is strong enough to support 55 lbs per square foot. …

Do decks need to be sloped?

Reduce Ponding with Deck Slope:

With a slope, the water is able to run off and drain sufficiently. You need to make sure that the slope is not noticeable but sufficient enough to do the job of draining. Most contractors suggest sloping the deck 1/4th- 1/8th of an inch for every foot of decking.

Are roof decks worth it?

A roof deck adds outdoor living space to your home, but make sure you’ll enjoy it often enough to make it worth the cost. … Consider how your interior space might need to be reconfigured for easier roof access.

What is a good size deck for entertaining?

To have enough space for 10-12 people you’ll want to up to 288 square feet. However, that will be just enough space. If you want ample room to be able to move about comfortably, you’ll want at least 392 square feet. This is a good size deck for entertaining for most people.

How much should a deck be sloped?

1 – Goberco deck drainage system requires to be installed on sloped joist to drain water off the deck, such slope should be between 1% (1/8” per foot) and 2 % (1/4” per foot). Deck slope means less standing water so as less chances of ice/slip/rot which is in accordance with industry good practice.

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Should a deck be perfectly level?

Unless a deck is covered, it shouldn’t be at the same level as the door to your home. There should be at least a 4-inch step down to the deck itself. If the deck is enclosed or has a roof that doesn’t allow water to get inside, you need not worry.

Can you lay decking on uneven ground?

If the spirit level indicates the ground is uneven, level it out with extra soil or compact the soil to flatten it out. Now here are your two options for laying your decking. You can either build it directly on the ground or square the site and build it on top of risers as a floating deck.

Can you build a deck on top of a garage?

You can build a deck on a garage, provided you have a garage with a flat roof, or if you plan to build a garage that will be adjacent to the house but below the level of the main floor. A deck atop your garage may well save money compared to a deck build separate from your garage.

Can I turn my flat roof into a roof terrace?

In most cases, an existing flat roof will be used to create a roof terrace. In concrete or steel frame buildings, the existing flat roof is likely to have enough structural strength for a terrace, because the roof is constructed like the floor structures below.

What should you not do when building a deck?

12 Deck Building Mistakes to Avoid

  1. Being Inattentive to Local Deck Building Code.
  2. Building Inadequate Deck Post Footers.
  3. Attaching the Beam to the Sides of the Support Posts.
  4. Incorrectly Spacing the Joists.
  5. Installing the Wrong Deck Boards for Your Use.
  6. Attaching the Ledger Board Directly to the Siding.
  7. Blocking Egress and Access to Services.

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