Step 10 pouring the grout.
How to build a concrete roof.
There are two ways to make a framework for a flat concrete roof.
The concrete blocks are supported by steel joists that make concrete floors and roofs simple and affordable.
A solid slab of concrete capping the top of your house.
A newly developed system now allows roofs to be built from concrete block.
For this step you will have to make the grout mixture.
Material included in this concrete slab are wood structural iron portland c.
Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement.
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.
Add some water to get a flowing consistency.
Exact specifications vary but most concrete roofs are several inches thick.
A grout will hold the flat concrete roof in place.
To make a grout you will need sand and portland cement.
In this video i m gonna show you how to make concrete slab roof of water tank.
A concrete roof is exactly what it sounds like.
Construction sloping roof concrete easy pour concrete step by step buiding skills.