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高程网平差报告高程网平差报告 控制网总体情况控制网总体情况 计算软件:沉降监测和等级水准测量观测数据处理软件项目名称:大西客专十标段四项目部 项目类型:高程网测量部门:沉降观测队 观测日期:2011 年 1 月 9 日测量人员: 李涛 计算人员:已知点数: 2 未知点数: 24测段数: 27水准线路总长度(km): 1.1050 测段平均长度(km): 0.0409最短测段长度(km): 0.0070 最长测段长度(km): 0.0980先验单位权中误差(mm): 0.1998 后验单位权中误差(mm): 0.1372评定精度采用中误差(mm): 0.1372 测量等级:水准测量国标二等PVV(mm2): 0.05643121 自由度: 3最弱点高程中误差(mm): 0.53 最弱测段高差中误差(mm): 0.29每公里高差中数偶然中误差: 0.09mm限差: 1.00mm 合格!闭合差计算的每公里高差全中误差: 0.33mm限差: 2.00mm合格!往返观测数:1 附合线路数:1 闭合环数:2 已知点信息已知点信息 序号序号点名点名高程高程(m)(m)备注备注1JM417-1371.00252JM418370.6653 高差观测值高差观测值 序号序号起点起点末点末点观测值观测值(m)(m)距离距离(km)(km)1JM417-110.601630.05700212-0.010880.02300323-0.031380.008004340.034950.011005450.001960.00700656-0.030940.01000767-0.011470.007008780.547090.01500989-0.367250.08700109680330G0.274740.0680011680330G680330J-0.317030.0140012680330J12-0.837570.08500131213-0.304490.098001413JM4180.114680.0690015JM41815-0.114600.06900序号序号起点起点末点末点观测值观测值(m)(m)距离距离(km)(km)1615160.304080.098001716680330J0.837780.0850018680330J680330G0.317050.0130019680330G19-0.280430.068002019200.372790.08700212021-0.547040.015002221220.011530.007002322230.030900.01000242324-0.002330.00800252425-0.034750.011002625260.031190.008002726270.010130.023002827JM417-1-0.600770.05700 平差高差值平差高差值 序号序号起点起点末点末点平均高差平均高差(m)(m)平差值平差值(m)(m)改正数改正数(mm)(mm)中误差中误差(mm)(mm)距离距离(km)(km)1JM417-110.601630.60155-0.080.290.05700212-0.01088-0.01096-0.080.290.02300323-0.03138-0.03146-0.080.290.008004340.034950.03487-0.080.290.011005450.001960.00188-0.080.290.00700656-0.03094-0.03102-0.080.290.01000767-0.01147-0.01155-0.080.290.007008780.547090.54701-0.080.290.01500989-0.36725-0.36733-0.080.290.08700109680330G0.274740.27466-0.080.290.0680011680330G680330J-0.31704-0.31723-0.190.290.0140012680330J12-0.83757-0.83765-0.080.270.08500131213-0.30449-0.30457-0.080.270.098001413JM4180.114680.11460-0.080.270.0690015JM41815-0.11460-0.114480.120.270.069001615160.304080.304200.120.270.098001716680330J0.837780.837900.120.270.0850018680330G19-0.28043-0.280320.110.290.068001919200.372790.372900.110.290.08700202021-0.54704-0.546930.110.290.015002121220.011530.011640.110.290.007002222230.030900.031010.110.290.01000232324-0.00233-0.002220.110.290.00800242425-0.03475-0.034640.110.290.011002525260.031190.031300.110.290.00800序号序号起点起点末点末点平均高差平均高差(m)(m)平差值平差值(m)(m)改正数改正数(mm)(mm)中误差中误差(mm)(mm)距离距离(km)(km)2626270.010130.010240.110.290.023002727JM417-1-0.60077-0.600660.110.290.05700 平差高程值平差高程值 序号序号点名点名高程高程(m)(m)高程中误差高程中误差(mm)(mm)1JM417-1371.002492JM418370.6653131371.604040.2942371.593080.4053371.561620.4664371.596490.5075371.598370.5286371.567350.5397371.555810.52108372.102820.50119371.735490.4612680330G372.010150.4013680330J371.692920.341412370.855270.341513370.550710.271615370.550830.271716370.855020.341819371.729830.461920372.102730.502021371.555800.522122371.567450.532223371.598460.522324371.596240.502425371.561600.462526371.592910.402627371.603150.29 往返测高差不符值往返测高差不符值 起点起点末点末点dh1(m)dh1(m)dh2(m)dh2(m)delta(mm)delta(mm)距离距离(km)(km)限差限差(mm)(mm)评价评价680330G680330J-0.317030.317050.020.013500.46合格! 高差闭合差高差闭合差 闭合环闭合环( (线路线路) )号号路线路线线路号:1JM418 13 12 680330J 680330G闭合环闭合环( (线路线路) )号号路线路线9 8 7 6 54 3 2 1 JM417-1 高差闭合差:-1.21(mm) 总长度:0.5580(km) 限差: 2.99mm 合格!闭合环号:115 16 680330J 12 13JM418 高差闭合差:-0.12(mm) 总长度:0.5040(km) 限差: 2.84mm 合格!闭合环号:219 20 21 22 2324 25 26 27 JM417-11 2 3 4 56 7 8 9 680330G 高差闭合差:-0.33(mm) 总长度:0.5870(km) 限差: 3.06mm 合格!
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