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在盾构隧道施工过程中,盾构机在隧道内更换刀盘的刀座(特别是中心刀座)相当困难。通过广州地铁3号线盾构区间隧道在施工过程中进行更换中心刀座的实践,总结出中心刀座更换的工艺技术和经验。
During the construction of shield tunnels, it is quite difficult for the shield machine to change the cutter holder (especially the center cutter holder) of the cutter in the tunnel. Through the practice of replacing the center knife block during the construction process through the shield tunnel in Guangzhou Metro Line 3, the technology and experience of center knife block replacement are summarized.