palavras-chave Método Secuencial de Excavación New Austrian Tunneling Method (NATM) Nuevo Método Austriaco Sequential Excavation Method (SEM) riesgos risks safety seguridad laboral tunelación tunneling
Digital Object Identifier (DOI) https://doi.org/10.7764/rdlc.16.2.262 https://doi.org/10.7764/rdlc.16.2.262