Ответьте на вопросы к тексту

1. What are the floors of the building supported by?

2. What does the core bear on?

3. How does the loading in the umbrella structure differ (отличаться) from that in the conventional column construction?

4. What was the sequence of operations in the construction of the top umbrella?

5. Why are the floors built up to 44mm high at the perimeter?

6. How is the building clad?