How To Build A Flat Roof For A Deck

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.

How to build a flat roof for a deck. This will provide the surface for you to attach the decking. Step 5 add handrails. Old asbestos roofs are often replaced with flat roofs. Frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber.

As you may imagine there is a fair amount of weight involved here in terms of boards felt etc. The standing water eventually seeped through and rotted the frame. Step 1 simplify the project. The most common type of deck roof the gable roof forms a triangular shape projects along a ridge down the center of the deck and overhangs the enclosed space.

If you are tying the shed roof into an existing roof on the house you will need to remove the shingles and sheathing to expose the roof framing. This will give additional stability to the roof structure. Step 2 order materials. Step 4 assemble the deck.

Then you will install sleepers or flat 2x6s laid flat every 16 on top of the roof surface. The joists of the deck as with most flooring will be set out on 16 inch centers. Step 3 prepare the materials. Tie your existing deck posts into the roof by extending your corner posts with the 4 by 4 lumber.

Build the frame of the roof on the ground. How to build a deck on a flat roof. Flat roofs with easy access are great for creating an outdoor living space. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.

To simplify a construction. You will need to attach the porch rafters to the house roof rafters and replace the roofing and flashing. For additional stability you can also use steel joists that are built into one or both of the walls. So any timber joists that are used need to be strong enough to support this weight.

One of the greatest advantages of choosing a flat roofing. How to build a roof over a deck. Although there are many roofing contractors that will share the benefits of choosing a sloped roof on a home it often beneficial for business or home to choose a flat roof design to access the series of advantages that come with this type of space. Sizes of joists needed for flat roof construction.

The best way is to construct a. One issue that many people question me about is how to create a deck that is functional without compromising the waterproof roof surface.