Answer — Exercise 3
Video 1 - Big city construction·Outcomes Advanced - Student's Book
Question
Watch the video and decide what you think the three main challenges are. How do they resolve them?
Answer
- making a hole for the enormous foundations without disturbing subway lines (resolved by digging rather than blasting foundations)
- bringing materials into a major city centre (resolved by lifting materials into the building right away by crane; resolved by bringing large pieces into the city early in the morning)
- the size of materials, particularly the spire (resolved by bringing in pieces by escort and assembling them above ground)
More exercises in Video 1 - Big city construction