工程测量实习报告(2)

目录

1实习目的及要求 ............................................................................................. 3

1.1实习目的 ............................................................................................. 3 1.2实习要求 ............................................................................................. 3 2实习内容 ........................................................................................................ 3

2.1线路工程测量 ...................................................................................... 3

2.1.1圆曲线的测设 ............................................................................ 3 2.1.2曲线中桩测设 ............................................................................ 4 2.1.3中桩平面坐标测量 ..................................................................... 4 2.1.4中桩高程测量 ............................................................................ 4 2.1.5纵断面图绘制 ............................................................................ 4 2.1.6土石方量计算 ............................................................................ 4 2.2建筑物方格网建立 ............................................................................... 4

2.2.1方案设计 ................................................................................... 4 2.2.2精度要求 ................................................................................... 5

3实习概述 ........................................................................................................ 5

3.1实习地点、时间、组员 ........................................................................ 5 3.2实习项目概况 ...................................................................................... 5 3.3仪器设备 ............................................................................................. 5 4线路工程测量 ................................................................................................ 6

4.1实习目的和要求 ................................................................................... 6 4.2实地地点及时间 ................................................................................... 6 4.3实习数据 ............................................................................................. 6 4.4圆曲线要素的计算 ............................................................................... 8 4.5圆曲线主点测设 ................................................................................... 9

4.5.1全站仪极坐标法 ......................................................................... 9 4.5.2偏角法测设 .............................................................................. 11 4.5.3中桩高程测量 .......................................................................... 11 4.5.4纵横断面图绘制 ....................................................................... 11 4.5.5土石方量计算 .......................................................................... 13 4.6GPS-RTK放样 ................................................................................... 14 5建筑方格网放样实习 .................................................................................... 15

5.1实习目的及要求 ................................................................................. 15 5.3精度要求 ........................................................................................... 16 5.4实地放样及坐标成果 .......................................................................... 16 5.5建筑方格网点归化改正值一览表 ........................................................ 20 5.6建筑方格网平差报告 .......................................................................... 20 5.7方格网报告分析 ................................................................................. 23 6实习总结 ...................................................................................................... 24