VOICED : La perforadora gigante de Londres

The video discusses the introduction of a giant tunneling machine for the Crossrail project in London, which aims to expand the metro network by 42 kilometers. The mayor of London presented the project with enthusiasm, highlighting its significance for British construction and engineering. The project involves excavating over 300,000 tons of earth and aims to create numerous new stations, with completion expected by 2018.

What is the primary purpose of the giant drilling machine introduced in the video?

• To pave new roads

• To build bridges

• To create tunnels under the British capital

• To demolish old buildings

How many kilometers will the Crossrail project expand the London Underground by?

• 30 kilometers

• 42 kilometers

• 50 kilometers

• 60 kilometers

How did the mayor describe the drilling machine during the project presentation?

• As a simple engineering marvel

• As a traditional construction device

• As a small and efficient tool

• As a giant lamprey or the mouth of a remora

Approximately how much earth will be excavated for the Crossrail project?

• 100,000 tons

• 400,000 tons

• 300,000 tons

• 200,000 tons

By what year is the Crossrail project expected to be completed?

• 2016

• 2017

• 2019

• 2018