Tunnelling and Underground Space Technology《隧道与地下空间技术》(月刊). Tunnelling and Underground Space Technology incorporating Trenchless Technology Research is an international journal which publishes authoritative articles encompassing original research and case studies on the development of tunnelling technology, the use of underground space and trenchless technology. The journal is committed to publishing papers on the interdisciplinary aspects of planning, creating, and regulating underground space, and covers a very wide scope of underground space and underground construction.