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Abstract: Within the scope of the 2nd Coen Immersed tunnel project, the refurbishment of the almost 50 years old 1st Coentunnel was comprised. As two immersion joints showed leakage problems, an analysis was made to detect the causes that led to these leakages and the appropriate mitigating measures that should be implied. This analysis resulted in the decision to ‘only’ take care of the evacuation of...
Abstract: Determining the scope of (structural) renovation of aging tunnels is a complicated task and modular renovation is becoming increasingly necessary. The COB Tunnel Programme aims at developing the knowledge necessary to renovate these tunnels in a modular fashion, to reduce hindrance as much as possible. Part of this program is the development of a Structural Health Analysis (SHA) for collecting...