GJBT – 8244:05×101-2 GUOJIJIANZHUBIAOZHUNSHEJI 05×101-2 地下通讯电缆敷设 The Laying of the Underground Communication Wires and Cables Published by China Architecture Standard Research and Design Institute GJBT – 8244:05×101-2 1 The laying of the underground communication wires and cables Approved by: The Ministry of Construction of the People’s Republic of China Making unit: Wuzhou Engineering Design and Research Institute Implementation on: March 1, 2005 Approval Number: J Z [2005] No.14 The unified number: GJBT – 8244 The atlas number 05X101-2 The principal of the making unit: The technical principal of the making unit: The technical approver: The design principal: The instruction for the standard making 1. The design rationale 1.1 The document released by the Ministry of Construction: J Z No [2004] 46, The Notification on Issuing The Working Plan of the Making of the National Constru ction Design Standard of 2004 1.2 The current national and industrial standards and regulations 1.2.1 The Regulation on the Project Design of the User Lines of the Local Telephone Network, YD5006 – 2003; 1.2.2 The Regulation on the Acceptance and Checking of the Communication Line Project of the Local Network, YD5051 – 97; 1.2.3 The Regulation on the Design of the Communication Pipeline and Channel Engineering; YD5007 – 2003; 1.2.4 The Technical Regulation on the Construction and Acceptance and Checking of the Communication Pipe Engineering, YD5103 – 2003; 1.2.5 The Regulation on the Design of the Communication for the Industrial Enterprises; GBJ42 – 81; 1.2.6 The Regulation on the Design of the Urban Engineering of the Underground Plastic Pipes for Communication, CECS 165:2004 1.2.7 The Regulation on the Loa...