Construction of the Lisbon Drainage Plan tunnels starts this Monday
This Monday, the Lisbon City Council marks the formal start of the construction of the two tunnels of the Lisbon General Drainage Plan, whose total cost will be 250 million euros, of which 133 million are for the tunnels only. This is already considered the largest municipal work ever in the city and aims to control rainwater” and “reducing the risks of floods” and floods” in Lisbon, “mitigating the predictable effects of climate change, at the same time that this climate change the reuse of rainwater for irrigation of green spaces, reinforcement of fire networks and street washing explained a municipality. The construction of the tunnels should be completed in the first quarter of 2025.
For Carlos Moedas, this “invisible work” will be “a legacy” that his executive will leave to Lisbon, as it will be the work of the representative, with greater autarchy resorting to the European Investment Bank (EIB) which lends around 50% of the 250 million that the camera will spend on this project.
At the moment, under the Lisbon Drainage Plan, the Ameixoeira (20 to 8) and Parque Eduardo VII (2021) discharge basins have already been built, as well as the microtunnel and five passages in Parque das Nações and Avenida Infante. D. Henrique (2020). A survey of the sanitation network registry was also carried out. In total, 8.4 million euros were invested in these works.
The next step, which is now starting, is the construction of the two tunnels: the first will connect Monsanto to Santa Apolónia, about five kilometers long, while the second will be about one kilometer long and will connect Chelas to Beato. These tunnels will be 5.5 meters in diameter and develop at an average depth of 30 to 40 meters. “The high points of capture, along Avenida da Liberdade, Santa Marta Almirante Reis of the route, route all this volume of water to the river (Santa Apolónia and Beato)”, can be read in the General Drainage Plan of Lisbon 2016- 2030
The works will start immediately in Campolide (until April 2025), between October and November in Santa Apolónia (until March 2025) and in Beato (until April 2025). Until December, they will start on Avenida Almirante Reis / Rua Antero de Quental (September 2024) and Chelas (April 2025), in February 2023 they will be on Avenida da Liberdade (until August 2024) and Rua de Santa Marta / Rua Barata Salgueiro (until August 2024).
The construction of the two tunnels will be carried out with a 130-meter tunneling machine, the H2OLi, which arrived in Lisbon on September 12 after a two-and-a-half-month boat trip from China.
“Given the complexity and nature of the work guaranteed as possible conditions in terms of public transport, maintaining the pedestrian circuits as they were accessibility, smooth mobility the city’s traffic, in particular conditions of city traffic, in particular conditions of operation as well as the public transport, accessibility, in particular operating conditions as well as public transport (in connection with the Municipal Police), emergency and rescue corridors (in connection with the Municipal Police)”, assured the Lisbon municipality recently.
Regarding residents, the council tries to reduce “to the minimum possible” the removal of parking spaces. As for merchants for other fees and indemnification mechanisms recognized by recognized commissions of competence that can be attributed by the occupation of public authorities, exemptions from other fees and indemnity mechanisms for demonstrably corresponding to revenues.