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通过北京市清河污水隧洞工程采用加泥式土压平衡盾构掘进机施工的实例,在国内首次介绍了盾构机成功穿越全断面砾石地层的有关技术参数和工程实测成果,并给出了成功施工的关键在于配制性能适宜的加泥泥浆的结论。
Through the example of construction of Qinghe Sewage Tunnel Project in Beijing with soil pressure balanced shield tunneling machine, the relevant technical parameters and engineering measurement results of shield machine successfully crossing the full-face gravel formation are introduced for the first time in China, and the successful The key to the construction is to formulate a suitable slurry with the performance of the conclusion.