Ultra-weak FBG sensing for identification and analysis of plastic zone of soil caused by supported excavation

• Main Authors: Han, Heming, Shi, Bin, Yang, Yaowen, Zhang, Cheng-Cheng, Zhang, Lei, Wei, Guangqing
• Other Authors: School of Civil and Environmental Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Civil engineering; Ultra-Weak FBG; Plastic Zone
• Online Access: https://hdl.handle.net/10356/170657
• Institution: Nanyang Technological University

Deformation caused by supported excavation makes significant impact on foundation pit stability. Evaluation of potential plastic zone is crucial for early warning of foundation pit instability. To address the shortcomings of existing evaluation methods, a new identification method based on the ultra...