Rahsaz Subsurface Engineering Research Group, leveraging a team of specialists, experienced professionals, and cutting-edge knowledge, offers comprehensive and advanced services in the fields of engineering geology, geotechnics, and tunneling. These services include geological and geotechnical studies, risk analysis and assessment, underground project design and execution, groundwater management, slope and soil structure stabilization, and supervision of civil engineering projects. Additionally, the group employs modern analytical and modeling techniques to provide cost optimization solutions and enhance safety in infrastructure projects. Utilizing advanced technologies for geological and geotechnical data analysis, soil and rock behavior simulation, and groundwater resource management is among the key strengths of this organization. The primary goal of the Rahsaz Research Group is to offer innovative, knowledge-based solutions to mitigate geological risks and enhance efficiency in civil and infrastructure projects across the country.