GBT51421-2020······1
1 总则······9
2 术语······10
3 规划······12
4 设计······13
4.1 杆路勘测······13
4.2 杆路建筑设计······20
4.3 吊线规格设计······30
4.4 长杆档及跨越档设计······33
5 施工······36
5.1 器材检查······36
5.2 路由复测······36
5.3 立杆······38
5.4 杆路加固及防护装置······48
5.5 吊线安装及防护装置······58
6 验收要求······71
6.1 验收文件······71
6.2 工程验收······72
7 运行维护······75
附录A 吊线原始安装垂度······77
本标准用词说明······82
引用标准名录······83
附：条文说明······84
1 总则······87
3 规划······88
4 设计······89
4.1 杆路勘测······89
4.2 杆路建筑设计······95
4.3 吊线规格设计······100
4.4 长杆档及跨越档设计······106
5 施工······107
5.2 路由复测······107
5.3 立杆······107
5.4 杆路加固及防护装置······109
5.5 吊线安装及防护装置······110
6 验收要求······111
6.1 验收文件······111
