In order to predict the impact of Changzhou Metro Line 1 passing through the pedestrian underpass of Changzhou Station in Shanghai-Nanjing Intercity Railway. FLAC3D software is used to simulate the excavation of the left and right subway tunnel lines step by step. The influences of existing and non-exiting pedestrian underpass on subsurface settlement are compared. and the deformation... https://seisukeknifes.shop/product-category/name-engraving-service/