宁西二线NX标项目部一分部-导线复测报告

PAGE..改建铁路宁西线XX至XX段增建第二线NX00标精密工程控制测量网复测成果报告〔DK000+000～DK000+000NX00标项目部一分部二〇一二年0月目录1技术依据及工作内容 31.1技术依据 31.2复测范围及工作内容 32平面高程系统 23CPⅠ控制网复测 23.1CPⅠ控制网复测布设 23.2CPⅠ观测数据后处理及其精度分析 23.3CPⅠ控制网复测成果分析 263.4CPⅠ控制网复测结论 284CPⅡ控制网复测 284.1CPⅡ控制网复测布设 284.2CPⅡ观测数据后处理及其精度分析 294.3CPⅡ控制网复测成果分析 944.4CPⅡ控制网复测结论 96附录控制网网图、仪器检定证书..1改建铁路宁西线XX至XX段增建第二线NX-0标项目部一分部精密工程控制测量网复测成果报告本分部起点里程K440+500,终点里程K454+060,施工里程长度为13.56km。其中大小钢筋混凝土框架涵洞68座〔其中新建框架涵8座、新建顶进框架涵7座,中桥7座〔其中K448+981.64双桥中桥为既有单线预留二线桥,按二线要求新建垫石,公跨铁2座,人行天桥2座,框架小桥4座,白秋车站改造道岔2组等。跨越XX市宛城区XX乡、唐河县张店镇、桐寨铺镇三个乡镇,11个行政村。为保证基础控制点的正确性和稳定性,中铁七局集团第一工程对其管段内的CPI、CPII控制点进行测量。1技术依据及工作内容1.1技术依据1、《全球定位系统〔GPS铁路测量规程》〔TB10054-972、《时速200-250km有砟轨道铁路工程测量指南》〔铁建设函[2007]76号3、《全球定位系统〔GPS测量规范》〔GB/T18314-20094、《改建铁路工程测量规范》〔TB10105－20095、《铁路工程测量规范》〔TB10101－20096、《全球定位系统〔GPS铁路测量规程》〔TB10054-97..1.2复测范围及工作内容1.2.1复测范围改建铁路宁西线XX至XX段增建第二线NX00标项目部一分部：DK000+000～DK000+000。1.2.2复测内容〔1CPⅠ控制网复测；〔2CPⅡ控制网复测；2平面高程系统2.1平面坐标系统与原测控制网相同,即：平面坐标系采用高斯投影平面直角坐标系,参考椭球体采用1954年北京坐标系椭球体参数,分带投影的独立工程坐标系。共分为一个带：中央子午线经度为113º,投影面大地高为70m,平均高程异常40m。2.2高程系统采用原测相同的1985国家高程基准。3CPⅠ控制网复测3.1CPⅠ控制网复测布设CPⅠ控制网复测前首先进行现场勘查,检查标石的完好性。经现场勘查后发现,所有标石均保存完好,满足复测的需要。1>本次复测采用4台TrimbleGPS双频〔标称精度±5mm+1ppm接收机按静态相对定位模式进行测量,每条边观测时段1～2,每个时段≥45min,卫星高度角≥15°,接收机采样间隔设置为15s,PDOP值≤10。2>观测时天线整平对中误差不大于1mm,每时段观测前后各量取天线高一次,两次互差小于3mm,并取其平均值作为最后观测值。3>观测过程中按规定填写了观测手簿,对观测点名、仪器高、仪器号、时间、日期以及观测者姓名均进行了详细记录。3.2CPⅠ观测数据后处理及其精度分析3.2.1CPⅠ基线向量解算及精度分析基线解算采用广播星历按静态相对定位模式进行,使用软件为随机软件进行了以下数据处理和检核统计：CPⅠ控制网复测基线向量异步环闭合差报告：GNSS闭合环报告摘要环的边：3环数：20通过数：20未通过数：0长度

<米>Δ3D

<米>Δ水平

<米>Δ垂直

<米>PPM合格/不合格标准6最好0.0030.0010.0000.229最差0.0410.011-0.0403.386平均环9032.0550.0110.0040.0101.225标准误差1921.0910.0150.0050.0140.802合格环环：

CPI023-CPI026-CPI025矢量ID开始到开始时间CPI023-->CPI026<PV10>CPI023CPI0262012-10-1615:37:55CPI026-->CPI025<PV20>CPI026CPI0252012-10-1615:37:55CPI023-->CPI025<PV21>CPI023CPI0252012-10-1615:37:55PV10-PV20-PV21长度

=

12016.871mΔ水平

=

0.005mΔ垂直

=

-0.040mPPM

=

3.386Δ3D

=

0.041mΔX

=

0.011mΔY

=

-0.035mΔZ

=

-0.018m环：

CPI024-CPI023-CPI022矢量ID开始到开始时间CPI023-->CPI024<PV3>CPI023CPI0242012-10-1612:49:00CPI022-->CPI023<PV6>CPI022CPI0232012-10-1612:48:25CPI022-->CPI024<PV8>CPI022CPI0242012-10-1612:49:00PV3-PV6-PV8长度

=

7871.681mΔ水平

=

0.001mΔ垂直

=

-0.024mPPM

=

3.014Δ3D

=

0.024mΔX

=

0.007mΔY

=

-0.019mΔZ

=

-0.013m环：

CPI024-CPI023-CPI026矢量ID开始到开始时间CPI023-->CPI024<PV3>CPI023CPI0242012-10-1612:49:00CPI023-->CPI026<PV10>CPI023CPI0262012-10-1615:37:55CPI024-->CPI026<PV11>CPI024CPI0262012-10-1615:37:55PV3-PV10-PV11长度

=

12000.218mΔ水平

=

0.005mΔ垂直

=

-0.023mPPM

=

1.976Δ3D

=

0.024mΔX

=

0.004mΔY

=

-0.017mΔZ

=

-0.016m环：

CPI024-CPI023-CPI021矢量ID开始到开始时间CPI023-->CPI024<PV3>CPI023CPI0242012-10-1612:49:00CPI021-->CPI023<PV16>CPI021CPI0232012-10-1612:48:25CPI021-->CPI024<PV18>CPI021CPI0242012-10-1612:49:00PV3-PV16-PV18长度

=

9711.914mΔ水平

=

0.001mΔ垂直

=

-0.018mPPM

=

1.902Δ3D

=

0.018mΔX

=

0.006mΔY

=

-0.014mΔZ

=

-0.011m环：

CPI019-CPI020-CPI018矢量ID开始到开始时间CPI020-->CPI019<PV2>CPI020CPI0192012-10-168:59:15CPI020-->CPI018<PV4>CPI020CPI0182012-10-1516:41:25CPI018-->CPI019<PV5>CPI018CPI0192012-10-1516:42:00PV2-PV4-PV5长度

=

6006.926mΔ水平

=

0.008mΔ垂直

=

0.005mPPM

=

1.510Δ3D

=

0.009mΔX

=

-0.006mΔY

=

-0.001mΔZ

=

0.006m矢量ID开始到开始时间CPI020-->CPI019<PV1>CPI020CPI0192012-10-1516:42:00CPI020-->CPI018<PV4>CPI020CPI0182012-10-1516:41:25CPI018-->CPI019<PV5>CPI018CPI0192012-10-1516:42:00PV1-PV4-PV5长度

=

6006.921mΔ水平

=

0.002mΔ垂直

=

0.002mPPM

=

0.511Δ3D

=

0.003mΔX

=

0.001mΔY

=

0.002mΔZ

=

0.002m环：

CPI024-CPI022-CPI021矢量ID开始到开始时间CPI022-->CPI024<PV8>CPI022CPI0242012-10-1612:49:00CPI022-->CPI021<PV15>CPI022CPI0212012-10-168:59:15CPI021-->CPI024<PV18>CPI021CPI0242012-10-1612:49:00PV8-PV15-PV18长度

=

9713.043mΔ水平

=

0.004mΔ垂直

=

0.013mPPM

=

1.387Δ3D

=

0.013mΔX

=

-0.007mΔY

=

0.008mΔZ

=

0.008m环：

CPI019-CPI020-CPI017矢量ID开始到开始时间CPI020-->CPI019<PV2>CPI020CPI0192012-10-168:59:15CPI020-->CPI017<PV13>CPI020CPI0172012-10-1516:41:55CPI019-->CPI017<PV14>CPI019CPI0172012-10-1516:42:00PV2-PV13-PV14长度

=

7156.075mΔ水平

=

0.008mΔ垂直

=

0.004mPPM

=

1.258Δ3D

=

0.009mΔX

=

-0.006mΔY

=

-0.002mΔZ

=

0.006m矢量ID开始到开始时间CPI020-->CPI019<PV1>CPI020CPI0192012-10-1516:42:00CPI020-->CPI017<PV13>CPI020CPI0172012-10-1516:41:55CPI019-->CPI017<PV14>CPI019CPI0172012-10-1516:42:00PV1-PV13-PV14长度

=

7156.070mΔ水平

=

0.002mΔ垂直

=

0.001mPPM

=

0.372Δ3D

=

0.003mΔX

=

0.001mΔY

=

0.001mΔZ

=

0.002m环：

CPI023-CPI022-CPI021矢量ID开始到开始时间CPI022-->CPI023<PV6>CPI022CPI0232012-10-1612:48:25CPI022-->CPI021<PV15>CPI022CPI0212012-10-168:59:15CPI021-->CPI023<PV16>CPI021CPI0232012-10-1612:48:25PV6-PV15-PV16长度

=

7905.847mΔ水平

=

0.004mΔ垂直

=

0.008mPPM

=

1.123Δ3D

=

0.009mΔX

=

-0.006mΔY

=

0.004mΔZ

=

0.006m环：

CPI019-CPI020-CPI022矢量ID开始到开始时间CPI020-->CPI019<PV1>CPI020CPI0192012-10-1516:42:00CPI022-->CPI020<PV7>CPI022CPI0202012-10-168:59:15CPI022-->CPI019<PV9>CPI022CPI0192012-10-168:59:15PV1-PV7-PV9长度

=

11139.780mΔ水平

=

0.011mΔ垂直

=

0.005mPPM

=

1.089Δ3D

=

0.012mΔX

=

0.006mΔY

=

0.010mΔZ

=

-0.001m矢量ID开始到开始时间CPI020-->CPI019<PV2>CPI020CPI0192012-10-168:59:15CPI022-->CPI020<PV7>CPI022CPI0202012-10-168:59:15CPI022-->CPI019<PV9>CPI022CPI0192012-10-168:59:15PV2-PV7-PV9长度

=

11139.785mΔ水平

=

0.003mΔ垂直

=

0.008mPPM

=

0.746Δ3D

=

0.008mΔX

=

-0.001mΔY

=

0.008mΔZ

=

0.003m环：

CPI024-CPI026-CPI025矢量ID开始到开始时间CPI024-->CPI026<PV11>CPI024CPI0262012-10-1615:37:55CPI026-->CPI025<PV20>CPI026CPI0252012-10-1615:37:55CPI024-->CPI025<PV22>CPI024CPI0252012-10-1615:37:55PV11-PV20-PV22长度

=

10208.565mΔ水平

=

0.007mΔ垂直

=

-0.009mPPM

=

1.084Δ3D

=

0.011mΔX

=

0.005mΔY

=

-0.010mΔZ

=

0.001m环：

CPI019-CPI020-CPI021矢量ID开始到开始时间CPI020-->CPI019<PV1>CPI020CPI0192012-10-1516:42:00CPI021-->CPI020<PV17>CPI021CPI0202012-10-168:59:15CPI021-->CPI019<PV19>CPI021CPI0192012-10-168:59:15PV1-PV17-PV19长度

=

9309.043mΔ水平

=

0.010mΔ垂直

=

0.000mPPM

=

1.081Δ3D

=

0.010mΔX

=

0.008mΔY

=

0.006mΔZ

=

-0.003m矢量ID开始到开始时间CPI020-->CPI019<PV2>CPI020CPI0192012-10-168:59:15CPI021-->CPI020<PV17>CPI021CPI0202012-10-168:59:15CPI021-->CPI019<PV19>CPI021CPI0192012-10-168:59:15PV2-PV17-PV19长度

=

9309.048mΔ水平

=

0.002mΔ垂直

=

0.003mPPM

=

0.332Δ3D

=

0.003mΔX

=

0.000mΔY

=

0.003mΔZ

=

0.001m环：

CPI020-CPI018-CPI017矢量ID开始到开始时间CPI020-->CPI018<PV4>CPI020CPI0182012-10-1516:41:25CPI018-->CPI017<PV12>CPI018CPI0172012-10-1516:41:55CPI020-->CPI017<PV13>CPI020CPI0172012-10-1516:41:55PV4-PV12-PV13长度

=

7197.094mΔ水平

=

0.003mΔ垂直

=

0.006mPPM

=

0.972Δ3D

=

0.007mΔX

=

0.000mΔY

=

0.007mΔZ

=

0.002m环：

CPI019-CPI018-CPI017矢量ID开始到开始时间CPI018-->CPI019<PV5>CPI018CPI0192012-10-1516:42:00CPI018-->CPI017<PV12>CPI018CPI0172012-10-1516:41:55CPI019-->CPI017<PV14>CPI019CPI0172012-10-1516:42:00PV5-PV12-PV14长度

=

6202.552mΔ水平

=

0.003mΔ垂直

=

0.005mPPM

=

0.935Δ3D

=

0.006mΔX

=

0.001mΔY

=

0.005mΔZ

=

0.002m环：

CPI024-CPI023-CPI025矢量ID开始到开始时间CPI023-->CPI024<PV3>CPI023CPI0242012-10-1612:49:00CPI023-->CPI025<PV21>CPI023CPI0252012-10-1615:37:55CPI024-->CPI025<PV22>CPI024CPI0252012-10-1615:37:55PV3-PV21-PV22长度

=

9624.538mΔ水平

=

0.002mΔ垂直

=

0.009mPPM

=

0.914Δ3D

=

0.009mΔX

=

-0.002mΔY

=

0.008mΔZ

=

0.004m环：

CPI020-CPI022-CPI021矢量ID开始到开始时间CPI022-->CPI020<PV7>CPI022CPI0202012-10-168:59:15CPI022-->CPI021<PV15>CPI022CPI0212012-10-168:59:15CPI021-->CPI020<PV17>CPI021CPI0202012-10-168:59:15PV7-PV15-PV17长度

=

9828.504mΔ水平

=

0.002mΔ垂直

=

0.007mPPM

=

0.689Δ3D

=

0.007mΔX

=

-0.001mΔY

=

0.005mΔZ

=

0.005m环：

CPI019-CPI022-CPI021矢量ID开始到开始时间CPI022-->CPI019<PV9>CPI022CPI0192012-10-168:59:15CPI022-->CPI021<PV15>CPI022CPI0212012-10-168:59:15CPI021-->CPI019<PV19>CPI021CPI0192012-10-168:59:15PV9-PV15-PV19长度

=

11136.633mΔ水平

=

0.002mΔ垂直

=

0.001mPPM

=

0.229Δ3D

=

0.003mΔX

=

0.001mΔY

=

0.000mΔZ

=

0.002m由以上基线向量异步环闭合差报告可知：宁西二线NX-5标项目部一分部CPⅠ控制网复测基线向量所有异步环闭合差均满足限差要求。3.2.2CPⅠ复测控制网平差及精度分析CPⅠ复测控制网平差包括三维无约束平差和二维约束平差。三维无约束平差计算精度分析首先进行三维无约束平差,以检定基线向量网自身的内符合精度及其系统误差和粗差。网平差报告平差统计成功平差的迭代数：2网参考因子：1.00x2卡方检验<95%>：合格精度置信水平：95%自由度：39后处理矢量统计参考因子：1.00冗余号：39.00先验标量：2.27控制点约束点ID类型东

σ

<米>北

σ

<米>高度

σ

<米>高程

σ

<米>固定

=

0.000001<米>平差网格坐标点ID东坐标

<米>东坐标

误差

<米>北坐标

<米>北坐标

误差

<米>高程

<米>高程

误差

<米>约束CPI017-1130.112

0.006

2751.351

0.006

?

?

CPI018-430.463

0.006

2401.316

0.005

?

?

CPI0192.124

0.004

-2.595

0.004

?

?

CPI020588.528

0.004

-314.091

0.004

?

?

CPI0213676.544

0.004

-2850.400

0.003

?

?

CPI0224467.389

0.003

-3324.671

0.003

?

?

CPI0236931.712

0.004

-5090.843

0.003

?

?

CPI0247696.370

0.004

-5573.825

0.003

?

?

CPI02511079.628

0.005

-7529.857

0.006

?

?

CPI02611987.041

0.007

-8322.398

0.007

?

?

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。平差大地坐标点ID纬度经度高度

<米>高度

误差

<米>约束CPI017北32°47'43.12785"

东112°36'54.47147"

92.040

0.029

CPI018北32°47'31.76698"

东112°37'21.36198"

92.449

0.028

CPI019北32°46'13.73272"

东112°37'37.98718"

89.566

0.020

CPI020北32°46'03.62048"

东112°38'00.51777"

88.582

0.020

CPI021北32°44'41.26621"

东112°39'59.12806"

97.206

0.017

CPI022北32°44'25.86004"

东112°40'29.49758"

97.098

0.017

CPI023北32°43'28.48112"

东112°42'04.10461"

106.694

0.022

CPI024北32°43'12.78437"

东112°42'33.45544"

119.130

0.022

CPI025北32°42'09.18431"

东112°44'43.29268"

112.885

0.029

CPI026北32°41'43.42277"

东112°45'18.09483"

123.573

0.031

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。平差ECEF坐标点IDX

<米>X

误差

<米>Y

<米>Y

误差

<米>Z

<米>Z

误差

<米>3D

误差

<米>约束CP899

0.012

4954215.080

0.023

3434948.380

0.016

0.030

CP805

0.011

4954121.276

0.022

3434654.395

0.016

0.030

CP933

0.007

4955154.009

0.016

3432631.741

0.011

0.020

CP748

0.007

4955083.235

0.015

3432369.266

0.011

0.020

CP554

0.006

4955167.746

0.014

3430240.357

0.009

0.018

CP030

0.006

4955099.779

0.013

3429841.107

0.009

0.017

CP532

0.008

4955038.903

0.017

3428359.373

0.012

0.022

CP549

0.008

4954994.673

0.017

3427959.282

0.012

0.022

CP490

0.011

4954659.997

0.023

3426307.380

0.016

0.030

CP745

0.011

4954713.104

0.025

3425645.318

0.017

0.032

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。误差椭圆分量点ID长半轴

<米>半短轴

<米>方位角CPI0170.0080.00795°CPI0180.0070.007109°CPI0190.0050.00456°CPI0200.0050.00456°CPI0210.0050.00476°CPI0220.0040.00486°CPI0230.0050.00480°CPI0240.0050.00478°CPI0250.0070.006168°CPI0260.0090.008140°平差GPS观测观测ID观测后验误差残差标准化

残差CPI020-->CPI019<PV2>方位角297°58'50"0.448sec1.251sec4.473Δ高度0.984m0.003m0.003m1.302椭球距离664.003m0.001m-0.003m-3.606CPI020-->CPI019<PV1>方位角297°58'50"0.448sec-0.797sec-2.970Δ高度0.984m0.003m0.000m0.173椭球距离664.003m0.001m0.002m2.745CPI022-->CPI019<PV9>方位角306°40'28"0.201sec0.156sec1.059Δ高度-7.532m0.023m-0.001m-0.072椭球距离5565.499m0.004m-0.001m-0.172CPI023-->CPI026<PV10>方位角122°37'41"0.211sec0.034sec0.207Δ高度16.879m0.027m0.025m0.939椭球距离5999.935m0.007m-0.002m-0.355CPI026-->CPI025<PV20>方位角311°12'12"1.065sec-0.390sec-0.716Δ高度-10.689m0.018m0.004m0.851椭球距离1204.789m0.007m-0.001m-0.343CPI022-->CPI024<PV8>方位角124°53'06"0.228sec-0.017sec-0.088Δ高度22.032m0.030m0.018m0.790椭球距离3935.099m0.005m0.000m0.057CPI022-->CPI020<PV7>方位角307°50'33"0.227sec-0.112sec-0.765Δ高度-8.516m0.023m0.004m0.204椭球距离4910.106m0.004m0.002m0.622CPI024-->CPI026<PV11>方位角122°41'16"0.248sec0.119sec0.704Δ高度4.444m0.027m0.002m0.064椭球距离5095.532m0.007m0.002m0.487CPI022-->CPI021<PV15>方位角300°58'37"0.542sec-0.083sec-0.683Δ高度0.108m0.005m0.000m0.291椭球距离922.154m0.003m0.000m0.250CPI020-->CPI017<PV13>方位角330°43'34"0.320sec-0.160sec-0.638Δ高度3.458m0.027m0.002m0.075椭球距离3514.351m0.006m-0.001m-0.195CPI023-->CPI025<PV21>方位角120°29'45"0.210sec-0.078sec-0.581Δ高度6.190m0.024m-0.012m-0.623椭球距离4811.855m0.005m0.000m-0.082CPI018-->CPI017<PV12>方位角296°34'35"1.335sec0.294sec0.567Δ高度-0.409m0.014m-0.001m-0.434椭球距离782.326m0.006m-0.001m-0.457CPI018-->CPI019<PV5>方位角169°47'46"0.439sec0.145sec0.541Δ高度-2.883m0.026m0.001m0.040椭球距离2442.523m0.005m0.001m0.265CPI021-->CPI019<PV19>方位角307°47'53"0.255sec0.156sec0.335Δ高度-7.640m0.024m-0.003m-0.079椭球距离4648.802m0.004m-0.003m-0.490CPI021-->CPI023<PV16>方位角124°33'35"0.240sec0.126sec0.481Δ高度9.489m0.031m-0.013m-0.349椭球距离3951.669m0.005m-0.001m-0.305CPI021-->CPI020<PV17>方位角309°25'08"0.296sec-0.125sec-0.450Δ高度-8.623m0.023m-0.003m-0.163椭球距离3996.086m0.004m0.000m0.000CPI023-->CPI024<PV3>方位角122°19'04"0.451sec0.037sec0.440Δ高度12.435m0.005m0.000m-0.192椭球距离904.419m0.002m0.000m0.131CPI022-->CPI023<PV6>方位角125°39'17"0.290sec-0.068sec-0.416Δ高度9.596m0.030m-0.006m-0.293椭球距离3031.871m0.005m0.001m0.206CPI024-->CPI025<PV22>方位角120°04'43"0.257sec-0.012sec-0.085Δ高度-6.245m0.024m-0.003m-0.178椭球距离3907.999m0.005m-0.001m-0.384CPI021-->CPI024<PV18>方位角124°08'20"0.198sec0.089sec0.378Δ高度21.924m0.031m0.005m0.110椭球距离4855.515m0.005m-0.002m-0.380CPI020-->CPI018<PV4>方位角339°26'03"0.355sec-0.045sec-0.178Δ高度3.867m0.026m-0.003m-0.144椭球距离2900.307m0.005m-0.001m-0.213CPI019-->CPI017<PV14>方位角337°39'03"0.381sec0.022sec0.078Δ高度2.474m0.027m0.003m0.118椭球距离2977.613m0.006m0.001m0.157协方差项起始点终点分量后验误差水平精度

<比率>3D精度

<比率>CPI018CPI017方位角296°34'35"1.338sec1:1371111:137071Δ高度-0.409m0.014mΔ高程??椭球距离782.326m0.006mCPI019CPI017方位角337°39'03"0.380sec1:5050371:505527Δ高度2.474m0.027mΔ高程??椭球距离2977.613m0.006mCPI019CPI018方位角349°47'55"0.438sec1:4706731:471143Δ高度2.883m0.026mΔ高程??椭球距离2442.523m0.005mCPI019CPI020方位角117°58'38"0.449sec1:4586461:458504Δ高度-0.984m0.003mΔ高程??椭球距离664.003m0.001mCPI019CPI021方位角127°46'37"0.255sec1:10473681:1049514Δ高度7.640m0.024mΔ高程??椭球距离4648.802m0.004mCPI019CPI022方位角126°38'55"0.202sec1:12633211:1265222Δ高度7.532m0.023mΔ高程??椭球距离5565.499m0.004mCPI020CPI017方位角330°43'34"0.320sec1:5893321:590055Δ高度3.458m0.027mΔ高程??椭球距离3514.351m0.006mCPI020CPI018方位角339°26'03"0.355sec1:5353811:536102Δ高度3.867m0.026mΔ高程??椭球距离2900.307m0.005mCPI020CPI021方位角129°24'04"0.296sec1:9156801:918212Δ高度8.623m0.023mΔ高程??椭球距离3996.086m0.004mCPI020CPI022方位角127°49'13"0.228sec1:11282771:1130498Δ高度8.516m0.023mΔ高程??椭球距离4910.106m0.004mCPI022CPI021方位角300°58'37"0.542sec1:2881071:288145Δ高度0.108m0.005mΔ高程??椭球距离922.154m0.003mCPI023CPI021方位角304°34'43"0.240sec1:7863731:786057Δ高度-9.489m0.031mΔ高程??椭球距离3951.669m0.005mCPI023CPI022方位角305°40'08"0.291sec1:6347331:633665Δ高度-9.596m0.030mΔ高程??椭球距离3031.871m0.005mCPI023CPI025方位角120°29'45"0.211sec1:10133751:1012426Δ高度6.190m0.024mΔ高程??椭球距离4811.855m0.005mCPI023CPI026方位角122°37'41"0.212sec1:8586191:859827Δ高度16.879m0.027mΔ高程??椭球距离5999.935m0.007mCPI024CPI021方位角304°09'43"0.198sec1:9581081:957336Δ高度-21.924m0.031mΔ高程??椭球距离4855.515m0.005mCPI024CPI022方位角304°54'13"0.228sec1:8161661:813794Δ高度-22.032m0.030mΔ高程??椭球距离3935.099m0.005mCPI024CPI023方位角302°19'20"0.452sec1:4807841:480089Δ高度-12.435m0.005mΔ高程??椭球距离904.419m0.002mCPI024CPI025方位角120°04'43"0.258sec1:8320191:832441Δ高度-6.245m0.024mΔ高程??椭球距离3907.999m0.005mCPI024CPI026方位角122°41'16"0.248sec1:7313881:731661Δ高度4.444m0.027mΔ高程??椭球距离5095.532m0.007mCPI026CPI025方位角311°12'12"1.066sec1:1646461:165104Δ高度-10.689m0.018mΔ高程??椭球距离1204.789m0.007m由CPⅠ控制网三维无约束平差精度统计数据可知：CPⅠ控制网的基线向量网自身的内符合精度高,基线向量没有系统误差和粗差,基线向量网的质量是可靠的,在此基础上可以进行二维约束平差。〔2二维约束平差计算精度分析网平差报告平差统计成功平差的迭代数：2网参考因子：1.00x2卡方检验<95%>：合格精度置信水平：95%自由度：39后处理矢量统计参考因子：1.00冗余号：39.00先验标量：2.27控制点约束点ID类型东

σ

<米>北

σ

<米>高度

σ

<米>高程

σ

<米>CPI017网格固定

固定

CPI026网格固定

固定

固定

=

0.000001<米>平差网格坐标点ID东坐标

<米>东坐标

误差

<米>北坐标

<米>北坐标

误差

<米>高程

<米>高程

误差

<米>约束CPI017463893.301

?

3630202.841

?

107.818

0.029

EN

CPI018464591.721

0.006

3629850.332

0.005

108.201

0.028

CPI019465015.829

0.005

3627444.873

0.005

105.315

0.020

CPI020465601.140

0.005

3627131.305

0.005

104.308

0.020

CPI021468680.234

0.006

3624584.088

0.006

112.811

0.017

CPI022469469.411

0.006

3624107.027

0.005

112.671

0.017

CPI023471927.520

0.005

3622332.163

0.005

122.165

0.022

CPI024472690.478

0.005

3621846.475

0.006

134.567

0.022

CPI025476066.850

0.006

3619878.535

0.007

128.171

0.029

CPI026476971.472

?

3619082.799

?

138.820

0.031

EN

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。平差大地坐标点ID纬度经度高度

<米>高度

误差

<米>约束CPI017北32°47'43.93522"

东112°36'52.31914"

-23.160

0.029

EN

CPI018北32°47'32.57454"

东112°37'19.20927"

-22.758

0.028

CPI019北32°46'14.54164"

东112°37'35.83422"

-25.654

0.020

CPI020北32°46'04.42956"

东112°37'58.36448"

-26.645

0.020

CPI021北32°44'42.07670"

东112°39'56.97308"

-18.058

0.017

CPI022北32°44'26.67079"

东112°40'27.34217"

-18.175

0.017

CPI023北32°43'29.29285"

东112°42'01.94785"

-8.607

0.022

CPI024北32°43'13.59636"

东112°42'31.29827"

3.819

0.022

CPI025北32°42'09.99738"

东112°44'41.13365"

-2.463

0.029

CPI026北32°41'44.23628"

东112°45'15.93531"

8.214

0.031

EN

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。平差ECEF坐标点IDX

<米>X

误差

<米>Y

<米>Y

误差

<米>Z

<米>Z

误差

<米>3D

误差

<米>约束CP439

?

4954217.976

?

3434967.884

?

?

EN

CP331

0.011

4954124.177

0.022

3434673.901

0.016

0.029

CP430

0.008

4955156.898

0.016

3432651.281

0.011

0.021

CP233

0.008

4955086.128

0.016

3432388.808

0.011

0.021

CP969

0.008

4955170.653

0.014

3430259.922

0.010

0.019

CP429

0.008

4955102.689

0.014

3429860.675

0.010

0.019

CP876

0.009

4955041.826

0.017

3428378.956

0.012

0.023

CP877

0.009

4954997.600

0.017

3427978.868

0.012

0.023

CP749

0.011

4954662.945

0.023

3426326.979

0.016

0.030

CP983

?

4954716.055

?

3425664.924

?

?

EN

通过自由平差得到的坐标仅用于网内部精度分析,不应用作最终结果。误差椭圆分量点ID长半轴

<米>半短轴

<米>方位角CPI0180.0070.006110°CPI0190.0070.006128°CPI0200.0070.006128°CPI0210.0070.00781°CPI0220.0070.007131°CPI0230.0070.006150°CPI0240.0070.006150°CPI0250.0090.007151°平差GPS观测变换参数方位角旋转：-1.203sec<95%>0.126sec比例因子：0.99998207<95%>0.00000064观测ID观测后验误差残差标准化

残差CPI020-->CPI019<PV2>方位角297°58'49"0.448sec1.251sec4.474Δ高度0.990m0.003m0.003m1.303椭球距离664.004m0.001m-0.003m-3.604CPI020-->CPI019<PV1>方位角297°58'49"0.448sec-0.797sec-2.971Δ高度0.990m0.003m0.000m0.174椭球距离664.004m0.001m0.002m2.742CPI022-->CPI019<PV9>方位角306°40'27"0.201sec0.156sec1.059Δ高度-7.479m0.023m-0.001m-0.072椭球距离5565.505m0.004m-0.001m-0.172CPI023-->CPI026<PV10>方位角122°37'40"0.211sec0.034sec0.208Δ高度16.821m0.027m0.025m0.940椭球距离5999.942m0.007m-0.002m-0.355CPI026-->CPI025<PV20>方位角311°12'11"1.064sec-0.390sec-0.717Δ高度-10.677m0.018m0.004m0.851椭球距离1204.791m0.007m-0.001m-0.343CPI022-->CPI024<PV8>方位角124°53'05"0.228sec-0.017sec-0.088Δ高度21.993m0.030m0.018m0.791椭球距离3935.103m0.005m0.000m0.057CPI022-->CPI020<PV7>方位角307°50'32"0.227sec-0.112sec-0.766Δ高度-8.469m0.023m0.004m0.204椭球距离4910.111m0.004m0.002m0.622CPI024-->CPI026<PV11>方位角122°41'15"0.247sec0.119sec0.704Δ高度4.394m0.027m0.002m0.064椭球距离5095.537m0.007m0.002m0.487CPI022-->CPI021<PV15>方位角300°58'36"0.541sec-0.083sec-0.683Δ高度0.117m0.005m0.000m0.291椭球距离922.155m0.003m0.000m0.250CPI020-->CPI017<PV13>方位角330°43'33"0.320sec-0.160sec-0.638Δ高度3.486m0.027m0.002m0.075椭球距离3514.355m0.006m-0.001m-0.195CPI023-->CPI025<PV21>方位角120°29'44"0.210sec-0.078sec-0.582Δ高度6.143m0.024m-0.012m-0.623椭球距离4811.860m0.005m0.000m-0.083CPI018-->CPI017<PV12>方位角296°34'34"1.335sec0.294sec0.567Δ高度-0.401m0.014m-0.001m-0.434椭球距离782.327m0.006m-0.001m-0.457CPI018-->CPI019<PV5>方位角169°47'45"0.439sec0.145sec0.540Δ高度-2.897m0.026m0.001m0.040椭球距离2442.525m0.005m0.001m0.265CPI021-->CPI019<PV19>方位角307°47'52"0.255sec0.156sec0.335Δ高度-7.595m0.024m-0.003m-0.079椭球距离4648.807m0.004m-0.003m-0.490CPI021-->CPI023<PV16>方位角124°33'34"0.240sec0.126sec0.482Δ高度9.451m0.031m-0.013m-0.349椭球距离3951.673m0.005m-0.001m-0.305CPI021-->CPI020<PV17>方位角309°25'07"0.296sec-0.125sec-0.450Δ高度-8.585m0.023m-0.003m-0.163椭球距离3996.090m0.004m0.000m0.000CPI023-->CPI024<PV3>方位角122°19'03"0.451sec0.037sec0.440Δ高度12.426m0.005m0.000m-0.192椭球距离904.420m0.002m0.000m0.132CPI022-->CPI023<PV6>方位角125°39'16"0.290sec-0.068sec-0.416Δ高度9.567m0.030m-0.006m-0.293椭球距离3031.874m0.005m0.001m0.206CPI024-->CPI025<PV22>方位角120°04'42"0.257sec-0.012sec-0.085Δ高度-6.283m0.024m-0.003m-0.178椭球距离3908.003m0.005m-0.001m-0.384CPI021-->CPI024<PV18>方位角124°08'18"0.198sec0.089sec0.378Δ高度21.877m0.031m0.005m0.110椭球距离4855.520m0.005m-0.002m-0.380CPI020-->CPI018<PV4>方位角339°26'02"0.355sec-0.045sec-0.178Δ高度3.888m0.026m-0.003m-0.144椭球距离2900.310m0.005m-0.001m-0.213CPI019-->CPI017<PV14>方位角337°39'02"0.381sec0.022sec0.078Δ高度2.496m0.027m0.003m0.118椭球距离2977.616m0.006m0.001m0.157协方差项起始点终点分量后验误差水平精度

<比率>3D精度

<比率>CPI018CPI017方位角296°34'35"1.304sec1:1399871:139935Δ高度-0.402m0.014mΔ高程-0.382m0.014m椭球距离782.326m0.006mCPI019CPI017方位角337°39'03"0.345sec1:5687461:569127Δ高度2.495m0.027mΔ高程2.504m0.027m椭球距离2977.613m0.005mCPI019CPI018方位角349°47'55"0.438sec1:4853871:485397Δ高度2.896m0.026mΔ高程2.886m0.026m椭球距离2442.523m0.005mCPI019CPI020方位角117°58'38"0.464sec1:4420191:442010Δ高度-0.990m0.003mΔ高程-1.007m0.003m椭球距离664.004m0.002mCPI019CPI021方位角127°46'37"0.224sec1:10425811:1043463Δ高度7.596m0.024mΔ高程7.497m0.024m椭球距离4648.803m0.004mCPI019CPI022方位角126°38'55"0.176sec1:12090841:1209819Δ高度7.480m0.023mΔ高程7.357m0.023m椭球距离5565.500m0.005mCPI020CPI017方位角330°43'34"0.284sec1:6780161:678703Δ高度3.485m0.027mΔ高程3.510m0.027m椭球距离3514.352m0.005mCPI020CPI018方位角339°26'03"0.355sec1:5550321:555279Δ高度3.886m0.026mΔ高程3.893m0.026m椭球距离2900.307m0.005mCPI020CPI021方位角129°24'04"0.261sec1:9349111:936360Δ高度8.586m0.023mΔ高程8.503m0.023m椭球距离3996.086m0.004mCPI020CPI022方位角127°49'13"0.197sec1:11160721:1117188Δ高度8.470m0.023mΔ高程8.363m0.023m椭球距离4910.107m0.004mCPI022CPI021方位角300°58'37"0.558sec1:2851051:284740Δ高度0.116m0.005mΔ高程0.140m0.005m椭球距离922.154m0.003mCPI023CPI021方位角304°34'43"0.229sec1:8411781:840531Δ高度-9.451m0.031mΔ高程-9.354m0.031m椭球距离3951.670m0.005mCPI023CPI022方位角305°40'09"0.269sec1:6859141:684582Δ高度-9.568m0.030mΔ高程-9.494m0.030m椭球距离3031.872m0.004mCPI023CPI025方位角120°29'45"0.226sec1:9306001:930712Δ高度6.144m0.024mΔ高程6.006m0.024m椭球距离4811.856m0.005mCPI023CPI026方位角122°37'42"0.176sec1:10980711:1100309Δ高度16.821m0.027mΔ高程16.654m0.027m椭球距离5999.936m0.005mCPI024CPI021方位角304°09'43"0.193sec1:10038341:1002997Δ高度-21.878m0.031mΔ高程-21.756m0.031m椭球距离4855.516m0.005mCPI024CPI022方位角304°54'13"0.214sec1:8732491:870711Δ高度-21.994m0.030mΔ高程-21.896m0.030m椭球距离3935.100m0.005mCPI024CPI023方位角302°19'20"0.465sec1:4614151:461087Δ高度-12.426m0.005mΔ高程-12.402m0.005m椭球距离904.419m0.002mCPI024CPI025方位角120°04'43"0.267sec1:7946121:795778Δ高度-6.282m0.024mΔ高程-6.396m0.024m椭球距离3907.999m0.005mCPI024CPI026方位角122°41'16"0.207sec1:9193621:920149Δ高度4.395m0.027mΔ高程4.252m0.027m椭球距离5095.533m0.006mCPI026CPI025方位角311°12'12"1.019sec1:1727491:173298Δ高度-10.677m0.018mΔ高程-10.648m0.018m椭球距离1204.789m0.007m本次复测观测了与NX-6标段接头控制点GCPⅠ025、CPⅠ026。接头处控制点标石保存完好,复测与原测间基线较差满足限差要求。因次,我们认为本标段与NX-6标段接头处控制点没有发生位移,原测坐标成果可靠。由CPⅠ控制网二维约束平差精度统计数据可知：CPⅠ控制网控制网平差最弱边相对中误差和最弱边方位角中误差满足《改建铁路工程测量规范》〔TB10105－2009的精度要求。3.3CPⅠ控制网复测成果分析3.3.1CPⅠ控制网复测成果判别方法1首先进行复测基线观测值与原测基线观测值比较,基线边长度较差应小于1/70000。对于网中任一点,如果与相邻点基线边长度较差大于限差时,应进行检核。确认复测精度满足要求时,可认为该点位已有变动,应对坐标值进行修正。2在确认复测精度满足要求时的前提下,进行复测平差计算,然后进行CPⅠ控制点的复测坐标与原测坐标的比较,坐标较差应满足不大于±2cm的要求。复测基线观测值与原测基线观测值比较在网平差前,对CPⅠ复测基线观测值与原测基线观测值进行比较,按要求复测基线与原测基线观测值较差相对精度应小于1/70000。由报告可看出CPⅠ复测基线与原测基线比较,所有基线均满足要求。3.3.3CPⅠ控制网复测坐标成果分析二维约束平差后的CPⅠ控制网复测与原测坐标成果比较可知：CPⅠ复测与原测坐标较差均满足±20mm限差要求。表3.3.3CPⅠ复测与原测坐标成果比较表北京54坐标,中央子午线：113-00-00：投影面大地高：70m序号点号设计坐标实测坐标差值备注X坐标Y坐标X坐标Y坐标△X△Y1GCPI0173630202.841463893.3013630202.841463893.3010.0000.000起算点2CPI0183629850.317464591.723629850.332464591.721-0.015-0.001合格3GCPI0193627444.873465015.8223627444.873465015.8290.000-0.007合格4GCPI0203627131.305465601.1453627131.305465601.1400.0000.005合格5CPI0213624584.091468680.2273624584.088468680.2340.003-0.007合格6GCPI0223624107.032469469.4023624107.027469469.4110.005-0.009合格7CPI0233622332.166471927.5013622332.163471927.5200.003-0.019合格8GCPI0243621846.461472690.4923621846.475472690.478-0.0140.014合格9GCPI0253619878.544476066.8333619878.535476066.8500.009-0.017合格10CPI0263619082.799476971.4723619082.799476971.4720.0000.000起算点3.4CPⅠ控制网复测结论通过原测基线和复测基线长度比较分析可知CPⅠ控制网复测与原测基线较差均满足限差要求,通过坐标分量差分析可知CPⅠ控制网复测与原测坐标较差均满足限差要求,表明原设计坐标成果准确、可靠,今后仍使用原测成果。4CPⅡ控制网复测4.1CPⅡ控制网复测布设CPⅡ控制网复测前首先进行现场勘查,检查标石的完好性。经现场勘查后所有标石均保存完好,满足复测的需要。为了便于施工,在复测的同时进行了加密。1>本次复测采用4台TrimbleGPS双频〔标称精度±5mm+1ppm接收机按静态相对定位模式进行测量,每条边观测1时段,每个时段≥40min,卫星高度角≥15°,接收机采样间隔设置为15s,PDOP值≤10。2>观测时天线整平