How To Build A Deck Above A Flat Roof

Framing the roof place the sleepers.

How to build a deck above a flat roof.

They are merely placed on top of another structure. Step 2 order materials. There are a few things that make pvc decking different in regards to roof decks. How to build a deck on a flat roof.

The thing is that the roof draining is through a hole in the center of the roof. Still leaf debris and organic matter that gets through the slats in the decking will build up on the rubber roof and hold moisture. A properly constructed epdm roof should last 40 or more years. Step 5 add handrails.

To avoid any modifications to the existing deck below or to facilitate future replacement of the deck below. Either way the roofing has to be right. How to build a deck above a slope roof. Strips of 4 in wide epdm provide a layer of protection between the sleepers and the roof.

I am also planning to make a deck on my flat roof but i have some questions. So i will not be able to put the sleepers parallel to the slope. A 1 5 inch thick rim joist cannot support a 3 5 inch thick post above. That said a lot of people subcontract the roofing work and build the deck themselves.

Building a deck over a flat roof is very similar to building a deck over a concrete patio. Even if your roof has a slight pitch you can level it off through the construction of the deck s understructure. The joists of the deck as with most flooring will be set out on 16 inch centers. Relay to your architect any special.

It s reliable it s fairly easy to work with and it requires no special tools. To simplify a construction. Now unlike your backyard that may be unlevel when you re building a deck you can set your post and adjust your framing nice and level. If you d like to build a deck over your roof make sure the roof has a covering that allows water to run off.

It s best to build the wooden deck in removable sections for cleaning and maintenance of the rubber roof and repair of the membrane if ever needed. Step 1 simplify the project. First you must make sure the roof is strong enough to support 55 lbs per square foot. One of the challenges in building a deck on a roof like this that s unlevel is the deck needs to be level.

Hi thanks for the interesting blog. But here it s a little bit more of a challenge. You ll most likely be able to build the deck on that. Obtain the requirements for a deck above a sloped roof from your jurisdiction s permits office.

First it s designed to be waterproof and walkable whereas most other flat roof materials are not. Step 3 prepare the materials. Blocking must be installed adjacent to the rim joist. Step 4 assemble the deck.

Cut four 1 foot lengths of 2 by 6 lumber for your sill plates which act as bases to support each end of a. Be sure that the deck floor frame is at least as thick as the entire cross section of the post above and below.