How To Build A Flat Roof Deck

First you must make sure the roof is strong enough to support 55 lbs per square foot.

How to build a flat roof deck.

Building a deck over a flat roof is very similar to building a deck over a concrete patio. Step 2 order materials. Step 1 simplify the project. Frame up a box the size of the outer dimensions of your deck using 2.

How to build a roof over a deck step 1. The standing water eventually seeped through and rotted the frame. Step 5 add handrails. The thing is that the roof draining is through a hole in the center of the roof.

Step 3 prepare the materials. These decks are often referred to as floating as they are not secured in place as a stand alone structure. I am also planning to make a deck on my flat roof but i have some questions. May 7 2014 before we look at how to build a deck on a flat roof here s an example of what not to do as debris settled into the cracks of the gravel roof it became a muddy sponge and the sleepers became dams with big rains.

To simplify a construction. Step 4 assemble the deck. I repair replace and build decks i do not notch my 4x post but when it is there already i like to use metal bracket on the two sides and if possible go underneath the deck and beef up the framework and add more support were i can the main idea in my opinion on rail system and support depends on how high the deck is. They are merely placed on top of another structure.

This will provide the surface for you to attach the decking. Hi thanks for the interesting blog. I am working on a roof deck. Tie your existing deck posts into the roof by extending your corner posts with the 4 by 4 lumber.

Lift the box. Then you will install sleepers or flat 2x6s laid flat every 16 on top of the roof surface. Build the frame of the roof on the ground. The joists of the deck as with most flooring will be set out on 16 inch centers.

Building a deck over a flat roof is very similar to building a deck over a concrete patio.