When you re planning to build a flat concrete roof there are a number of things you need to consider although a flat concrete roof can be wonderful for a house it s not suitable for every home.
How to build a cement roof.
Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement.
To begin construction install the trusses starting.
To make a grout you will need sand and portland cement.
To build a roof start by deciding whether you want to put up a flat or pitched roof on your building.
A grout will hold the flat concrete roof in place.
It s more ideal in areas that experience hurricanes because they can withstand extreme winds unlike wooden roofs.
The concrete blocks are supported by steel joists that make concrete floors and roofs simple and affordable.
Purchase your materials including prefabricated trusses plywood covering and roof tiles.
Interior support beams can help but the construction works best when concrete walls floor and roof form a solid shell.
For this step you will have to make the grout mixture.
Of course a concrete roof requires more support than a typical wooden roof.
Step 10 pouring the grout.
It doesn t make much sense.
Add some water to get a flowing consistency.
Concrete weighs a lot and the outside walls have to be capable of supporting the giant slab.