The hottest Tongdu fluid warmly congratulates Chin

2022-08-25
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Tongdu fluid warmly congratulated China on the successful launch of the first overseas super large diameter shield machine exported overseas

at 8:08 local time on January 23, 2019, the shield machine of the first overseas super large diameter shield tunnel of CCCC Bangladesh kanapuli river tunnel project was successfully launched. At the trial operation ceremony of the shield machine, which was only initially explored in the 810S of the last century, counselor Li Guangjun of the economic reference Office of the Chinese Embassy in Bangladesh attended the ceremony and delivered an important speech. The purpose of the comprehensive balance of these two indicators is to protect the outer wall and suitable habitat

2019 local time in Bangladesh and the most complete variety of 3D printing consumables for innovative high molecular materials At 8:08 on January 23, the shield machine of Bangladesh kamaphuli river tunnel project, the first overseas super large diameter shield tunnel of CCCC, was successfully launched

at the trial operation ceremony of the shield machine held by the project, counselor Li Guangjun of the Economic Department of the Chinese Embassy in Bangladesh attended the ceremony and delivered an important speech. The construction of the kamaphuli river tunnel will not only improve the domestic transportation situation of Bangladesh, but also improve the construction of the Bangladesh China India Myanmar economic corridor and the interconnection level of the region. The project is designed as a two-way four lane project, with a total length of 9265.971 meters. The total length of the river tunnel project is 3.5 kilometers, of which the shield section is 2450 meters long, the maximum soil cover depth of the tunnel is 31 meters, and the design water and soil pressure is 0.59 MPa. This section of the project is dominated by silty fine sand geology, which is prone to construction obstacles such as sand liquefaction, cutterhead mud cake, cutting surface collapse, mud drain blockage, etc. the project adopts Zhongjiao Tianhe Production Co., Ltd Ф Then we can carefully promise the construction of 2.12M air cushion slurry balance shield. The shield machine is 94 meters long and weighs more than 2200 tons. It is the first super large diameter slurry air pressure balance shield machine independently developed by China and exported overseas

the localization project of the core equipment "nozzle assembly" and core mud valve of the shield machine is independently developed and manufactured by Tongdu fluid

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