1.0.1 This specification is applicable to the design of newly-built SDH long-haul optical fiber cable transmission project; the design for rebuilt and expanded SDH optical fiber cable transmission project may refer to this specification for the implementation.
1.0.2 In the SDH long-haul optical fiber cable transmission project construction, not only requirements in this specification but also those in "Technical Specification of Optical Synchronization Transport Network" shall be implemented.
1.0.3 "Technical Regulations on the Implementation of National Defense Requirement in Basic Construction of Telecommunication" issued by the Ministry of Information Industry shall be also implemented for the basic construction of Telecommunication involving national defense safety.
1.0.4 Telecommunication equipment adopted in the project design shall be obtained with network access license for telecommunication equipment by the Ministry of Information Industry and those which fail to be obtained with shall not be adopted in the project.
Major equipment such as transmission, switching and communication power supply equipment etc. used in the public telecommunication network in areas with the seismic fortification intensity above Intensity 7 (including Intensity 7) shall be obtained with testing certificate for the seismic performance of telecommunication equipment issued by the Ministry of Information Industry and those which fail to be obtained with shall not be used in the project.
1.0.5 Where there is conflict in the implementation of this specification with national requirements, the national requirements shall prevail.
1.0.6 If individual provision in this specification is difficult to be implemented, it shall be put forward in the design with adequate reason and shall be examined and approved by the competent department.
