Railway & Transportation
Shanghai Metro Line 18 — Deep Excavation Monitoring
Case Overview
UW-FBG online monitoring system deployed at Shanghai Metro Line 18's deep excavation station. Distributed fiber optic sensors tracked diaphragm wall deformation, ground settlement, and pile stresses throughout the excavation process, ensuring safety of adjacent structures.
Application Value
Comprehensive deep excavation monitoring for metro construction, protecting adjacent structures.
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Figure: Shanghai Metro Line 18 deep excavation with UW-FBG online monitoring system for diaphragm wall deformation tracking.
Figure: Distributed strain and temperature sensing cables symmetrically installed inside the diaphragm wall for real-time ho
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