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Abstract: The use of fiber reinforced concrete in tunnel linings, with or without conventional rebars, has increased in the two last decades, especially in segmental linings. The design process of segmental concrete linings in ground conditions generally refers to temporary loading conditions (demolding, storage, transportation, grouting process and TBM thrust jack phase) as well as to the final...
Abstract: The tunnelling industry continuously strives to reduce construction costs while finding more sustainable solutions. This seemingly contradictory requirement can be addressed by the benefits of macro synthetic fibre (MSF) reinforced concrete solutions. Experience from several projects has shown that MSF reinforced concrete segments exhibit robust, durable, and dependable behaviour even under...