biggest tunnel boring machine
The world's biggest tunnel boring machine is an engineering marvel designed to efficiently excavate tunnels through various terrains. Known for its sheer size and advanced technology, this machine boasts a length of over 400 feet and a diameter that can exceed 50 feet. Its main functions include drilling, cutting, and removing soil and rock as it moves forward, creating a tunnel that is both wide and stable. Technological features include a sophisticated computer control system, which ensures precision in tunnel alignment and the ability to adjust to different ground conditions. Additionally, the machine is equipped with multiple disc cutters and a conveying system that removes debris. Its applications are diverse, ranging from infrastructure projects like subways and road tunnels to water conveyance systems and hydroelectric power stations.