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Structural Health Monitoring of Tunnel Lining






                                                                                                                                                SHM
                                                                                                                                              Development            Real time

                           Researcher:                                                                                                                               Monitoring
                           Assoc. Prof. Dr. Izni Syahrizal bin Ibrahim

                                                                                                                                               Web Server            SHM
                                                                                                                                                                     Application



                •     Tunnels      are      underground          passages         used      for
                      transportation and an attractive solution for railways,
                      roadways, public utilities and telecommunications.                                                                  Sensor 2

                •     In Malaysia, tunnels are used in traffic tunnels for                                                                              Water
                                                                                                                                                        leakage
                      highway and railway, diversion and pressure tunnels
                      for water supply and hydropower tunnels for electricity
                      generation.                                                                                           Sensor 1                             Sensor 3
                                                                                                                                              Video Based Image
                •     Regular      monitoring       and      maintenance          are     very                                                 Risk Analysis
                      important to ensure the service life of the tunnels.

                •     The main aim of the research is therefore to develop a
                      Structural Health Monitoring (SHM) system for tunnel                                       Visual Inspection & NDE                            Analysis & FEM:
                                                                                                                                                                    Prediction of Remaining
                                                                                                                     Tests: Systematic
                      lining and also to predict its remaining service life.                                         Guideline & Rating                             Life
                •     The program is divided into four main projects
                      comprising of visual inspection, prediction of service
                      life, video-based image risk analysis for tunnel lining
                      and safety and developing SHM system for real-time
                      monitoring.


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