Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement.
How to build a flat concrete roof.
Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof.
A grout will hold the flat concrete roof in place.
The large contractors are generally very capable however as we have said the vast majority of small builders simply do not have the understanding or the supervisory capacity to build reliable flat concrete roofs.
Add some water to get a flowing consistency.
Step 10 pouring the grout.
Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape.
The flat concrete roof itself can be up to 7 inches thick although the greater the thickness the more the concrete will need be poured in increasing numbers of layers with each.
These roofs are mostly flat but usually have a bit of a slope.
Still even if this material does afford a much longer life than other choices it is as susceptible to the elements as any other material.
A concrete roof is exactly what it sounds like.
You can either use removable concrete forms or forms that are made of concrete and insulate the house.
It is probably best to avoid flat concrete roofs in the first place.
Hip and pyramid roofs.
Concrete rooftops are usually built on commercial buildings however flat concrete roofs and concrete shingles have been gaining popularity for use in constructing private homes.
Of course you don t need to live in a modern house to deal with a flat roof.
There are two ways to make a framework for a flat concrete roof.
As such they allow for outdoor living gardens or a living space on top.
As the name suggests a pyramid roof is a roof in the shape of a pyramid and is designed for a square building.
To make a grout you will need sand and portland cement.
A solid slab of concrete capping the top of your house.