Tour Montparnasse w Paris (France) - 210 meter office skyscraper

The redevelopment project of the Montparnasse region was approved in 1956, it included the transfer of the metro station around which the area was to be reconstructed. The operation, begun in 1958, covered an area of ​​8 hectares and required the partial destruction of several streets. It also required the construction of a tower in the old part of the subway. The high-rise building was constructed in a single phase in the years 1969 - 1972.

According to the original plans, the tower was to have a maximum height of 154 meters. Even after the committee approved this amount, the architects changed it to over 200 meters, despite the fact that it was never officially approved.

During the construction of the tower as it was one of the first skyscrapers in the city, it became very popular as if it were a symbol of modern Paris. After the construction of this 210 meter-long structure was completed, the society turned against it, criticized for breaking down the city's peaceful panorama. Currently, other skyscrapers of Paris are built on the outskirts of this city.

Foundations at subway level are 10 - 12 m thick calcium, 20 m clay and 12 m marble. You had to break through to reach the ground from the chalk, lying at a depth of 62 meters. 56-meter piles were driven up to the depth of the chalk to provide the office building with a stable construction. Because the calcium on which a fixed metro station and other buildings could not withstand the weight of a skyscraper.

The building consists of concrete cores and a light steel structure. It is designed to resist the winds and the weight of its own design. The outer part is made of glass, aluminum and bronze, illuminates its vertical lines and reflects the sky, and its rounded shapes reduce the noise coming from outside.

It was the tallest building in Europe (outside Russia) in 1973 - 1990. Surplus by Masse Turm in Frankfurt. Currently, it is still the tallest building in France.

56th and 59th floors are open to the public, there is a restaurant and an observatory, you can see some of the most beautiful panoramic views of Paris, reaching even distant areas about 40 km. Within 120 seconds, the guard rail can be lowered allowing helicopters to land on the roof.

The three last-to-last floors are reserved for electrical installations. The building consumes as much energy as it would need to power 30,000 cities.

Number of floors: 58 + 59-terrace, length of the building 60 meters, number of lifts 25 + 2 service, employed 5,000 people.