You are currently viewing a new version of our website. To view the old version click .

1 Result Found

  • Article
  • Open Access
244 Views
18 Pages

24 October 2025

This study investigates the excavation stability of vertical shafts using the Raise Boring Machine (RBM) method in karst strata with multiple cavities, based on the ventilation shaft project of the Zimuyan Tunnel along the Wudao Expressway. A three-d...