This specification applies to the engineering design of new submarine optical cable digital transmission systems (hereinafter referred to as "submarine cable systems"). Reconstruction, expansion, and other engineering designs involving submarine optical cable digital transmission systems can also be performed with reference to this specification and in conjunction with specific engineering conditions.
YD 5018-2005 history
2006YD 5018-2005 Engineering Design Specification for Fiber Optic Submarine Cable Transmission System
1996YD 5018-1996 Fiber Optic Submarine Cable Transmission System Engineering Design Standard
YD 5018-2005 Engineering Design Specification for Fiber Optic Submarine Cable Transmission System was changed to YD/T 5018-2023 Submarine optical cable engineering technical specifications.