Displacement of MRT tunnels due to an adjacent excavation

• Main Author: Chan, Chee Weng.
• Other Authors: Low, Bak Kong
• Format: Theses and Dissertations
• Language: English
• Published: 2009
• Subjects: DRNTU::Engineering::Civil engineering::Geotechnical
• Online Access: http://hdl.handle.net/10356/19445
• Institution: Nanyang Technological University

A large excavation of approximately 140m wide and 200m long was required at the proposed Tan Tock Seng Hospital site in Singapore for the construction of a 15m deep basement. The excavation is close to 2 nos. of Mass Rapid Transit (MRT) tunnels of 6m diameter. The reduced levels (RL) of the tunnels...