中南大学土木工程测量实习报告

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1、土木工程测量实习报告班级指导老师组别组员28目录第一周导线测量水准测量1.A点坐标及AB方位角的记录及计算…………………………32.A点高程的记录及计算………………………………………43.闭合导线内角的记录及计算…………………………………54.闭合导线边长的记录及计算…………………………………65.水准测量数据的记录及计算…………………………………7第二周地形测绘铁道学院地形图………………………………………………附第三周线路定测1.综合要素及里程推算资料……………………………………92.曲线放样资料………………………………………………123.横断面野外测设记录…………………………………………1

2、64.线路中桩放线资料…………………………………………18第四周桥梁施工控制网测量及桥墩放样1.桥控网精度估算资料……………………………………202.桥控网平差计算…………………………………………243.桥墩放样数据计算…………………………………………26总结28第一周导线测量水准测量1.A点坐标及AB方位角的记录及计算置镜点盘位目标点角度D(P1A)观测值(°'")半测回(°'")一测回(°'")观测值（m）平均值(m)P1左P200000038462138463525.494A38462125.493右A218464838464925.491P21795959A左P122742561321

3、704132170625.498B000000右B18000221321708P147431425.495辅助计算已知坐标及高程：那么则AB方位角及A点坐标为282.A点高程的记录及计算（单位：m）置镜点仪器高目标点棱镜高盘位观测值高差平均值高程辅助计算P11.468A1.450左-0.130-0.111-0.11061.422A点已知高程61.422m右-0.128A1.442P11.552左0.2200.10961.312右0.218283.闭合导线内角的记录及计算置镜点镜位观测点观测值(°'")半测回角值(°'")一测回角值(°'")A左F000000870415870415B27255

4、45右B925604870415F1800019B左A00000011557281155729C2440232右C6402571155729A1800026C左B000000975454975455D2620506右D820523975456B1800019D左C00000012108431210844E2385117右E5851281210845C1800013E左D00000010928511092856F2503109右F7031251092902D1800027F左A00000018825111882512E1882511右E0825231882512A1800011辅助计算：A、B、

5、C、D、E、F各点的∆β分别为0"、-1"、-2"、-2"、-11"、-1"均小于±30"故各测回角值可信。284.闭合导线边长的记录及计算边往测(m)返测(m)平均值(m)盘左盘右盘左盘右D1(AB)170.948170.949170.947170.953170.949D2(BC)101.181101.188101.184101.180101.183D3(CD)138.724138.723138.723138.721138.723D4(DE)112.491112.491112.488112.493112.491D5(EF)55.14055.14355.14655.14055.142D6(FA

6、)65.99265.99566.00065.99565.996285.水准测量数据计算(单位：m)点号后视前视高差改正数改正后高差上丝读数下丝读数视距高程备注BM1.518+0.4870+0.4881.6641.37060.461.442已知BM点高程为：61.442mZ1.8681.0311.1860.876+0.9530+0.9532.0111.72456.8Z2.0680.9151.0550.774+0.6140+0.6142.1951.93453.0Z1.1771.4541.5891.320+0.5310+0.5311.3061.04752.8Z2.2320.6460.7810.512

7、+1.7500+1.7502.3682.09656.2Z2.2400.4820.6280.338+0.959+0.001+0.9602.3842.09661.2BM1.3021.2811.4431.11966.737-0.8450-0.8451.4541.14957.8ZD0.4322.1472.2842.011-1.889+0.001-1.8880.5890.27560.8ZD0.6622.32