Updated: Jun 8
The roof is a very old roof on a brick structure. The Slab itself is only 3" thick. We put bitumen treatment on it for #WaterProofting and then put 1" casting of cement. Then there are few areas with tiles and the rest of PVC grass. The paint job is still in progress and will be done by the next two days. The whole development was made to create some family gathering spaces.
The basic design idea was showed like this video below
However, below are those ideas which we could not do because of budget and structural issues. But the owner did like those too.