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目前大中型城市已经将地下作为发展的重点,修建地铁成为今后交通拥挤问题得以解决的主要途径。本文以管棚注浆支护技术为主,对饱水砾砂层地铁施工进行了探讨。
At present, large and medium-sized cities have taken underground as the focal point for their development and the construction of the subway has become the main solution to the traffic congestion problem in the future. In this paper, the main technical support of pipe shed grouting is to discuss the construction of saturated gravel sand subway.