JTG/T 3650-02-2019
特大跨径公路桥梁施工测量规范
Specifications for Long-span Highway Bridge Construction Survey
2019-5-27 发布    
2019-9-1 实施
目次
1总则...................................1
2术语和符号................................4
2. 1术语...............................4
2.2符号................................7
3平面控制测量...............................8
3.1 一般规定.............................8
3.2卫星定位测量...........................13
3.3三角形网测量...........................19
3.4内业计算.............................29
3.5资料提交.............................34
4高程控制測...............................35
4.1 一般规定............................35
4.2水准测量.............................38
4.3跨河水准测量...........................43
4.4 GNSS拟合高程测量......................50
4.5内业计算.............................52
4.6资料提交.............................55
5施工測量的基本工作...........................56
5.1 一般规定............................56
5.2放样数据的准备..........................57
5.3平面坐标放样方法.........................58
5.4高程放样方法...........................59
5.5立模放样.............................60
5.6金属结构安装测量.........................63
6桥梁施工测...............................67
6.1一般规定............................67
6.2桩基础及承台...........................68
6.3沉井基础.............................69
6.4地下连续墙............................71
6.5桥墩和索塔............................72
6.6锚碇及锚固系统..........................75
6.7斜拉桥索道管...........................76
6.8悬索桥索鞍............................77
6.9悬索桥主缆............................78
6.10悬索桥索夹...........................80
6.11 桥面.............................81
6.12支座和伸缩缝..........................83
7桥梁变形测量..............................84
7.1 一般规定............................84
7.2变形测量点的选点与埋设......................87
7.3水平位移测量...........................89
7.4垂直位移测量...........................90
7.5数据处理与变形分析........................92
8交工测・................................95
8.1一般规定............................95
8.2下部结构.............................96
8.3上部结构.............................99
8.4总体交工测量..........................100
8.5资料整编............................101
9 资料 ITS............................102
9.1  一般规定...........................102
9.2资料整理与归档.........................103
9.3资料管理程序..........................103
附录A测量桩点的基础处理.......................106
附录B测量墩标............................109
附录C悬挂钢尺传高法和全站仪精密传高法................111
附录D放样方法的精度估算........................114
附录E自由设站测・..........................121
附录F 晌水准测■照准标志......................123
附录G GNSSRTK放样......................125
附录H C0RS系统运行测试.....................128
附录J关于坐标系统和高程基准的定义及转换...............131
附录K测量仪器高、觇标高的精密方法...................134
本规范用词用语说明...........................136