TUNNEL CONSTRUCTION METHOD AND TUNNEL SUPPORT STRUCTURE

摘要

The present invention relates to a tunnel support structure wherein the support structure of the tunnel formed by split excavation comprises a support material formed to be curved to correspond to an excavation form of the tunnel and supporting the excavation surface of the tunnel, and an anchor for fixing the support material to the ground before subsequent drilling of the lower space of the support material, and is capable of obtaining an advantageous effect of stably maintaining the excavation state of the tunnel and increasing the stability of the tunnel excavation construction.;COPYRIGHT KIPO 2020