The head of the Government of Mexico City, claudia sheinbaumsupervised this Saturday the modernization works of the Subway Line 1in the underground section of Isabel La Católica, where he showed the progress in the placement of the first and second layers of ballast, sleepers, track and welding.
“I want to show you how the new roadbed is laid, the sleepers, the track, and the second roadbed is being laid; In this process, we are already 12 percent complete,” Sheinbaum said in a video posted on social media.
Accompanied by the secretary of MobilityAndrés Lajous, and the general director of the STC Metro, William Calderon Aguilerathe president of the capital also showed the welding process to join the 18-meter sections of track that make up the rails, work that is projected to be carried out at 12,000 points along the entire Line 1.
Meanwhile, the director of the STC Metro said that the welding process consists of three steps.
The first of them, the union of the rails, in which a mold is placed that reproduces the shape of the rail fungus; the second, the fusion-welding process of the sections, which reaches a temperature of 2,000 degrees Celsius, and the third step in the welding process is the polishing and shaping of the rail fungus.
“We have to do 12,000 of this type of welding along the entire Line, from Observatorio to Pantitlán,” Calderón Aguilera mentioned.
The mayor of Mexico City pointed out that, once the tunnel walls have been corrected, the new supports for new electricity and communication cables are installed.
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“We went to the Isabel La Católica station of the @MetroCDMX, where we are already placing the second layer of ballast. In this video I show you the progress so that we will soon have #LaNuevaLínea1,” said Sheinbaum.
Additionally, the director of the STC Metro stated that in the intervened section of Line 1 the first layer of ballast has been placed in 3.1 kilometers, with an overall progress in both tracks of 27 percent; and a 1.4 kilometer track has been laid.
The new trains of Line 1
The head of government presented on Thursday the first top-series train of the 29 that will arrive in Mexico City and that will form part of the New Line 1 of the Metro Collective Transportation System.
This is the first of 29 trains that will arrive in Mexico City. This first train was made in China.
The front part of the train was chosen by the Metro workers; its wagons are continuous, without separations between one and the other, and it has a system of televisions and video surveillance cameras.
From an energy point of view, the New Line 1 trains are 35 percent more efficient than the previous ones, which will allow savings of 75 million pesos a year in electricity consumption for Mexico City.
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