How To Build A Flat Concrete Roof

Step 2 deciding on the size.

How to build a flat concrete roof.

Step 1 taking safety precautions. The grout mixture is made from sand and portland cement. The flat roof will be held in place by a grout. These frames can either be removable concrete forms or stay in place insulating concrete forms which simply become a part of the finished roof.

Mix one part cement with 2 1 2 parts sand and add water to make a consistent mixture. Then pour the mixture in the spaces between the rows of the concrete slabs. Step 5 placing the concrete slabs. Step 6 working.

There are two ways to make a framework for a flat concrete roof. This ethylene propylene diene monomer rubber covering is very versatile long lasting and very strong. How to build a flat concrete roof. Understand the gravity of the project and take the necessary safety precautions.

This flat roof covering can be roofing felt usually 3 layers with a mineral chipping topping to soak up the heat of the sun which protects the felt from both melting and breakdown under uv rays. You can either use removable concrete forms or forms that are made of concrete and insulate the house. Step 3 placing the steel joists. Then a concrete mixture is poured spread through the framework and reinforced with steel bars which serve as a kind of skeleton for the cured concrete.