How To Build A Concrete Roof Deck

How vinyl waterproof decking benefits roof decks.

How to build a concrete roof deck.

A solid slab of concrete capping the top of your house. You can build the structural deck out of concrete as it sounds like you are doing or wood frame construction. Typical decks are designed to support 55 psf lbs per square foot. To make a grout you will need sand and portland cement.

Railing posts can be attached to the eaves as shown. Constructing the concrete roof deck. To prevent avoid penetrating the roofing membrane. You can also enclose it later to create a screened in or four season porch.

Many porches use 22 diameter corner and intermediate. First it s designed to be waterproof and walkable whereas most other flat roof materials are not. For this step you will have to make the grout mixture. A grout will hold the flat concrete roof in place.

Constructing a concrete slab for a structural roof is different from that for building a slab on the ground in that attention must concern two important objectives. These steps outline how to build a raised deck that is 24 feet long and 14 feet wide. There are a few things that make pvc decking different in regards to roof decks. Check out our deck footing frost map to help you understand how deep your footings will need to be excavated.

It also incorporates coolstep technology so you don t burn your feet and can also potentially lower your. Add some water to get a flowing consistency. Porch decks require 25 additional psf for roof loads for a total of 80 psf. The footings for porch decks must be larger than deck footings.

One concern is that the concrete must develop the compressive strength intended by the structural engineer in the design of the roof deck. Start here if you want to build a roof over a patio or deck. However you need to go well beyond code to build a reliable leak proof deck over a living space. A concrete roof is exactly what it sounds like.

This raised deck is intended to be attached to a house and sturdy enough to accommodate future additions such as a roof. We will teach you how to determine the code compliant size of your footings based on the soil type and tributary loads. If local codes allow setting the overhead directly on an existing slab but the concrete is not thick enough to support the overhead s weight you will. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.

We will walk you through the entire process from siting the patio roof to raising posts attaching beams and installing the roof. Learn everything you need to know about installing concrete footings to support your deck. Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement. Exact specifications vary but most concrete roofs are several inches thick.