Recently，Izmir Metro, TurkeyBucaThe first section of the line runs through，The project adopts two earth pressure balance shield machines independently developed by China Railway Construction Heavy Industry.。One of them has completed the connection of the previous bid section on March 8, 2021.，Its completion time is one month ahead of the project plan.。

It is understood that，Total length of tunnel of Izmir Metro Project: 13.5 kilometers，Through the core area of the city，It has 11stations，It is not only the key node of the local transportation hub.，It is also an important support point for the future development of the city.。The project is the largest infrastructure construction project in the history of Izmir.，Bearing the heavy responsibility of urban development，Designed to modernize by building、Fast、Environmentally friendly and safe transportation system，Fundamentally solve the city's most crowdedBucaTraffic problems in the region。

In view of the unique engineering geological characteristics of the Izmir Metro Project and the customer-specific construction requirements，The technical team of China Railway Construction Heavy Industry Co., Ltd. conducts in-depth research and analysis，A series of targeted design work has been carried out。From the optimal structural design of the cutterhead to the precise adjustment of the propulsion system，From the formulation of efficient operation scheme of slag tapping system to the guarantee of reliable performance of support system，Every link has been scientifically and rigorously demonstrated.。In the process of advancing the project，The service team of Railway Construction Heavy Industries also relies on a high degree of professionalism and professionalism.，It has effectively guaranteed the start of the equipment on schedule.，Assist tunnel penetration。