May 08, 2024
May 6, local time, Chile,With the issuance of the directive of the Special Representative of President Boric,The cutter head of the first China-made earth pressure balance Shield Machine exported to Chile by China Railway Construction Heavy Industries Co., Ltd.。Niu Qingbao, Chinese Ambassador to the Republic of Chile,San Diego, governor of OrrincaSalasMr. Wang attended the launching ceremony and delivered a speech.。
It is understood that,The equipment will be used in the construction of San Diego Metro Line 7.。The project is 26 kilometers long.,Set up 19 stations。Total length of construction section 7.9 kilometers,Contains 6.7 km shield construction tunnel。After the completion of the project,The travel time of the whole line will be shortened from 90 minutes to 43 minutes.,Provide fast and convenient travel services for more than 1.36 million residents。
This 9.The 8m earth pressure balance Shield Machine is named“The Matukana”,It means light、Hope。The total length of the machine is 105 meters.,Total weight 1400 tons,The installed power is 5700 kW,Composite cutter head equipped with 19-inch hob,Change the cutter every 2km of tunneling,Sand layer will be traversed during excavation、Limestone and other strata,There are strict settlement control requirements for crossing dense residential areas.,The situation of boulders in the stratum poses a severe test to the cutter head of the Shield Machine.。
The first domestic earth pressure balance shield machine exported to Chile was launched.,It marks a new stage of the San Diego Metro Line 7 project.。Railway Construction Heavy Industry Chile Metro Project Team will go all out,Show the wisdom and responsibility of China Railway Construction Heavy Industry,Strive to successfully complete the tunneling task,Help the project run through as soon as possible。
Collated according to customs data,In October 2024, China's import and export trade volume of construction machinery was 48.$4.1 billion,Year-on-year growth of 24.2%。Among:Imports 2.$3.3 billion,Year-on-year growth of 33.1%;Exports 46.$0.8 billion
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