Tarcisio Celestino, president of the International Tunnelling Association, delivered the following message in early January. In spite of an overall low level of global economic activity, the tunnelling industry seems to have been growing steadily along 2016. This is an indication of the effectiveness of underground solutions for infrastructure being more and more recognized by decision makers. Contributions of 1TA Working Groups and Committees can be traced in this trend with respect so the promotion of the use of underground space; the significant improvement of operational safety standards when compared to the situation in the late 1990s; better relationship between owners and contractors due to improved contractual practices; technical innovations and their dissemination amongst practitioners; the benefit of construction and operation risk assessment; etc.
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