How To Build A Deck Over A Flat Roof

Then you will install sleepers or flat 2x6s laid flat every 16 on top of the roof surface.

How to build a deck over a flat roof.

Frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber. Strips of 4 in wide epdm provide a layer of protection between the sleepers and 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. Nail the planks in place.

Building a deck over a flat roof is very similar to building a deck over a concrete patio. The specific requirements will vary from one location to another. Then run joists connecting the front of your roof with the rear every two feet along the length of your roof. 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.

Build the frame of the roof on the ground. And developers are finding old buildings. Place the deck planks every 6 inches which will leave a small gap between each plank. Install the 14 inch pieces as braces throughout the joists with a staggered row extending across the center of the deck.

These decks are often referred to as floating as they are not secured in place as a stand alone structure. Today s homeowner with danny lipford the voice of home improvement with projects tips and ideas to help you improve your home. Building a deck over a flat roof is very similar to building a deck over a concrete patio. If you were concerned about securing the deck you could run strapping over the sleepers and attach to the house.

Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water. The sleepers aren t fastened in place and the floor floats. Step 5 add handrails. April 10 2015 12 30 pm hi thanks for the interesting blog.

They are merely placed on top of another structure. Now there s been quite a trend over the last few years for people to move back to downtown areas. A properly constructed epdm roof should last 40 or more years. A roof deck is almost certainly going to be required by law to have handrails.

First you must make sure the roof is strong enough to support 55 lbs per square foot. As you can see the guys are getting a great start on the framework for our new rooftop deck.