Ministry of Land, IIlnfrastructure and Transport, “Article 2 of the national land planning and utilization act,” 2023.

J. M. Lim, et al., “Visual signal luminance analysis and light source color application study for escape guidance in Underground common duct,” Journal of the Society of Disaster Information, vol. 18, no. 4, pp. 806-816, 2022.

National Fire Agency, “Order for enforcement of law concerning installation and management of fire-fighting facilities,” 2023.

Ministry of Public Safety and Security, “Development of risk monitoring and ventilation control system for the disaster prevention in urban underground utility tunnel,” 2016.

National Information Society Agency, “Press release from the National Information Society Agency,” 2020.

Ministry of Land, Infrastructure and Transport, “Common duct installation and management guidelines,” 2023.

Ministry of Land, IIlnfrastructure and Transport, Korean Construction Specification “Common duct electric facility work(KCS 31 85 20),” 2019.

Ministry of Land, IIlnfrastructure and Transport, Korean Construction Specification “Indoor lighting equipment (KCS 31 70 10),” 2019.

Korean Agency for Technology and Standards, “Recommended levels of illumination(KS A 3011),” 2018.

Ministry of Land, IIlnfrastructure and Transport, “Common duct electrical facility work,” 2019.

National Standard, “Illuminance measurements for lighting installations(KS C 7612),” 2022.