túnel subaquático

Giant tunnel boring machine Mary completes mission underwater in a $3.9 billion project in the USA, drills the bay in a historic crossing, and paves the way for new tunnels that promise to relieve one of Virginia’s most congested corridors.

Ana Alice 27/05/2026 at 22:50

At 113 meters below the seabed, China is excavating the world’s deepest underwater railway tunnel and deploying the Shenjiang-1 to traverse 13 geological layers, 6 fault zones, and pressure equivalent to that of a diver at 120 meters, in a project more extreme than the 50 km drilled by the Channel Tunnel between England and France over 6 years.

Valdemar Medeiros 18/05/2026 at 19:43

Science and Technology

A bus that crosses an underwater tunnel in Havana Bay has become Cuba’s most essential means of transport during the worst fuel crisis in decades; the Ciclobús carries 2,000 people a day with their bicycles and electric motorcycles because gasoline has been rationed to 20 liters per vehicle.

Maria Heloisa Barbosa Borges 08/05/2026 at 16:51

Barreira de 25 km fecha o Golfo da Finlândia e protege São Petersburgo contra enchentes com comportas e túnel subaquático.

Interesting facts

With 25 Kilometers in Length, Gates That Disappear Day by Day, and a Highway with a Tunnel on Top, the Barrier That “Closes” the Gulf of Finland Has Become St. Petersburg’s Anti-Flood Button — and the Detail is How the Structure Hides Until the Water Rises

Alisson Ficher 14/02/2026 at 22:39

Interior de túnel subaquático com duas faixas de tráfego, ventiladores de teto, iluminação contínua e veículos em circulação sob o nível do mar.

Underwater Tunnel Advances As The Deepest And Longest In The World At 392 Meters Below Sea Level, Integrates The E39 Highway And Promises To Eliminate Ferries, Reduce Travel Time And Reorganize Logistics For Norway’s West Coast

Caio Aviz 05/01/2026 at 11:09

China desafia o impossível: engenheiros encaixam 32 blocos de 80 mil toneladas a 100 m de profundidade, criam túnel subaquático gigante, ilhas artificiais, arranha-céu

China Challenges the Impossible: Engineers Fit 32 Blocks of 80,000 Tons at 100 Meters Deep, Create Giant Underwater Tunnel, Artificial Islands, Horizontal Skyscraper, and Even a Fully Automated Port

Carla Teles 15/12/2025 at 22:26

Túnel subaquático brasileiro vai usar mesma tecnologia da megaobra que conecta Dinamarca e Alemanha — entenda os planos da nova infraestrutura

Brazilian Underwater Tunnel Will Use the Same Technology as the Mega Project Connecting Denmark and Germany — Understand the New Infrastructure Plans

Valdemar Medeiros 01/08/2025 at 08:02

Obra bilionária: Maior túnel subaquático do mundo ficará pronto em 2029 e vai resolver o transporte na Europa!

Billion-Dollar Project: World’s Largest Underwater Tunnel Will Be Completed in 2029 and Will Solve Transportation in Europe!

Bruno Teles 18/02/2025 at 08:34

O maior túnel subaquático do MUNDO: A obra de US$ 7 Bilhões que está quase construída e redefinindo a engenharia sem usar perfuradoras!

The World’s Largest Underwater Tunnel: The $7 Billion Project That Is Almost Complete and Redefining Engineering Without Drilling Machines!

Carla Teles 26/01/2025 at 13:52

Mega túnel subaquático em Santa Catarina promete transformar a mobilidade entre Itajaí e Navegantes com uma obra inédita no Brasil.

State Will Have Underwater Tunnel Worth Over $1 Billion to Revolutionize Transportation Forever! Start Date for Construction Has Been Set

Alisson Ficher 16/01/2025 at 20:39

Vai ser FEITO EM 4 ANOS: A construção de túnel subaquático que reduzirá viagens de 90 para 30 minutos na China custando 3,3 bilhões de dólares

To Be Completed In 4 Years: The Construction of Underwater Tunnel That Will Reduce Travel Time From 90 to 30 Minutes in China, Costing 3.3 Billion Dollars

Rafaela Fabris 18/12/2024 at 01:33

Túnel subaquático ligará Itajaí e Navegantes com R$ 1 bilhão em investimentos, 11 mil empregos e integração para 11 cidades catarinenses. Imagem: ilustração/ IA)

Underwater Tunnel in Brazil Will Connect 11 Municipalities! Project 29 Meters Deep Will Cost R$ 1 Billion and Generate 11 Thousand Jobs

Alisson Ficher 23/11/2024 at 23:13