Friday , December 3 2021

More new mines and access: how to combine the three subway lines under Obelisk – 04/12/2018


It should be one of the most conflicting points & # 39; EU Buenos Aires Subway. the – Obblisk node, Where 300,000 passengers daily converge to make – Combining lines B, C and D, Is fully renovated. Already there are works to build a new access road of & # 39; & # 39 Sarmiento f; 800, At the same time a tunnel to ease passenger flow, often run on crowded platforms and live departure and arrival of trains.

Anyone who uses the subway service knows what the combination is under the Obelisk is critical. Built-in – decade 30Until now only small interventions. Operating stations & # 39; Carlos Pellegrini line B, to 340 thousand passengers a day; Diagonal Norte, on line C, b & # 39; 200 thousand daily users, and 9 de Julio, D, transporting 310,000 passengers.

Due to the growth of passenger flow, the lobbies were small and mini lines are leading to narrow. So they become points & # 39; jams, long lines which are generated by the accumulation of & # 39; people, especially during peak times.

The node & # 39; the Obelisk is, except point the most traffic underground, one of the hottest in town. The data comes from three devices that measure temperature and humidity, and showed that although not warmer than the surface, the feeling of & # 39; suppressive increases because the humidity is much higher.

The stage already ongoing is necessary, since a trust to SBASE Clar, To move & # 39; & # 39 ahead with; the next, which will ultimately expand & # 39; to – D-line platforms, Where the combination is made.

"The – Sarmiento new corridor under way. Between Suipacha and Esmeralda will be the new access. From there you & # 39; reach lift and stairs leading to – platform Constitution & # 39; the Diagonal Norte station line C. And at the same time, at the other end, it simultaneously to the lobby of the line C and D to the line to the Cathedral platform, "explained the engineers who are charged on the South work.

Obblisk node. It is the most critical point of the subway. F

Obblisk node. It is the most critical point of the subway. F

In all cases it also seeks to improve accessibility for people with & # 39; reduced mobility, with the incorporation of & # 39; new models Fixed stairs, elevators and mechanical also destined for the rest of the passengers.

"F & # 39; this stage we are looking for improving accessibility and evacuation. Then, in the next part, will also continue to advance improving circulation ", Extended from SBASE, adding that it will become a "parallel tunnel to the platform". Although not yet confirmed, widening corridors and stairways is also planned for the future.

Obblisk node. It will have new access already built on Calle Sarmiento in 800. Photo: Diego Diaz

Obblisk node. It will have new access already built on Calle Sarmiento in 800. Photo: Diego Diaz

In – land to be used for – new access to line D, On Sarmiento Street, there was a parking lot. The tunnel had cost & # 39; $ 80.9 million and can & # 39; done with SBASE budget.

The rest of the work, including the renewal of the system & # 39; signals and electric power, needed to manage the incorporation of & # 39; Car b & # 39; air conditioning for D line, financed by loans from the European Investment Bank (EIB). US $ 104 million.

According to the deadlines handled by the Ministry of Urban Development and Transport Buenos Aires, f & # 39; June next year the new access road of & # 39; Sarmiento and the corridor leading to the C and D lines are ready platforms.

By June 2020, works & # 39; electricity complete. They needed to plan & # 39; renovation of line D, which already has 84 car with air conditioning and will increase 60. In addition, it will incorporate the CBTC system already running in & # 39; Lin H and which is installed in & # 39; C and allowing the maximum safe approach between formations. The total, together with the widening of platforms, completed in 2023.

"This project will allow the line D work with & # 39; 100% automotive air conditioning and come to a frequency & # 39; 2: 15 minutes between trains during the greatest hour. We estimate that These improvements will amount 200,000 passengers to the subway network"Said Franco Moccia, Minister for Urban Development and Transport.

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