上海环球金融中心超高层米复杂体系巨型钢结构安装成套技术之施工技术测量技术Word下载.docx

1、（2）沉降观测数据整理大楼主体结构于2007年9月2日封顶,至07年11月27日,地下室基础底板面29个沉降观测点部分被遮盖或观测受阻,观测数据如下：点号初次高程（m）本次高程（m）本次沉降（mm）累计沉降（mm）部位1-9.60797-9.71685-10.79-108.88内筒中点7-9.56755-9.64973-7.82-82.18内筒9-9.55549-9.65844-7.65-102.9511-9.55019-9.65731-9.62-107.1213-9.56574-9.66702-10.08-108.7216-9.67628-9.72240-1.80-46.12外筒20-9.5

2、6920-9.62760-0.77-58.4024-9.58487-9.65193-2.00-67.0628-9.53499-9.59795-2.87-62.96（3）设计院当初分析计算地沉降数据如下：基础底板沉降三维等值线（100层）（4）沉降观测结果分析通过沉降观测数据分析可知,主体结构封顶后,中部核心墙下沉较多,最多109 mm,平均100 mm ；外筒平均下沉59 mm,最多67mm,与设计院计算沉降外筒7580mm.内筒8095mm,结果基本一致.个人收集整理 勿做商业用途标高点下沉观测（1）标高下沉观测点布置巨型柱.核心筒墙体以及周边柱受压产生压缩变形,竖向标高发生变化.在主楼地6

3、.17.29.41.52.65.77层内外筒墙体或柱上埋设高度距楼面500mm地观测点.观测点采用定制螺杆埋设,每层对称布置6个.如下图所示：（2）高程传递从19层开始观测,每次从0.000层地基准标高作观测起点,用全站仪将标高传递至大楼上部地观测楼层,再用精密水准仪测量观测点螺杆球顶地标高,计算压缩值.个人收集整理 勿做商业用途高程传递利用楼层原有轴线传递地激光预留孔洞采用全站仪直接测高,具体做法如下：仪器架设于首层,确定仪器高度后,通过弯管目镜瞄准仪器上方目标,记录仪器读数Z2高度值,目标点标高H=H0+Z1+Z2.个人收集整理 勿做商业用途（3）标高点下沉观测数据整理07年9月24日,对

4、最高观测点层地观测成果,主体结构封顶,外筒楼板完成到97层,第6层和77层地下沉观测数据分别如下：第6层标高点下沉观测记录 2007年9月24日初值（m）本次观测（m）本次下沉（mm）累计下沉（mm）位置6F128.1804928.158030.9722.466F228.1391428.113161.8825.986F328.1333628.106361.86276F428.1316428.10991.2421.746F528.8845528.864311.2320.246F628.8376828.817231.3820.45第77层标高点下沉观测记录 77F1331.77098331.736

5、413.6834.5777F2331.32945331.287845.8141.6177F3331.80785331.767164.9940.6977F4331.77037331.737462.8532.9177F5331.71289视线受阻未测/ /77F6332.07063332.040403.0230.23根据表中数据分析,第6层观测点外筒平均下沉21mm,内筒平均下沉26mm.第77层观测点外筒平均下沉33mm,内筒平均下沉41mm.个人收集整理 勿做商业用途（4）设计院提供地大楼各层及累计压缩变形巨型柱（外筒）角点竖向变形核心筒剪力墙（内筒）角点竖向变形巨型柱（外筒）角点竖向变形计算

6、值楼层恒载活载恒.活弹性层间变形StoryCDL1SWCDLSDL小计LL合计FL010.90.40.21.51.71.0 1.2 FL021.40.72.52.91.3 1.4 FL032.11.10.63.80.54.31.6 1.9 FL041.65.40.86.22.4 2.8 FL054.22.31.37.81.29.04.9 5.6 FL066.812.71.914.6FL077.52.414.116.21.5 FL088.24.62.615.417.7FL098.85.02.816.619.1FL109.43.017.82.720.5FL1110.15.83.222.0FL121

7、0.73.420.33.123.4FL1311.36.53.721.53.324.8FL1411.96.93.922.726.11.1 FL1512.47.34.123.83.627.4FL1613.07.624.928.7FL1713.68.04.54.030.1FL188.44.727.231.4FL1914.78.74.928.34.432.7FL2015.39.15.129.534.1FL2115.99.55.330.735.4FL2216.59.85.531.836.7FL2317.110.25.733.038.1FL2410.65.934.239.5FL2518.310.96.13

8、5.340.8FL2618.96.336.542.2FL2719.411.637.543.4FL2820.012.06.738.744.8FL2920.67.040.046.3FL3021.312.97.241.447.9FL3121.813.27.442.449.1FL3222.443.650.5FL3322.913.944.67.151.7FL3414.345.753.0FL3524.046.954.3FL3624.515.055.5FL3725.08.649.056.80.9 FL3825.415.749.957.9FL3925.916.151.059.2FL4026.416.49.25

9、2.060.4FL4126.816.752.98.561.4FL4227.39.654.062.70.7 FL4327.717.39.754.78.963.6FL449.955.964.9FL4528.818.056.966.1FL4629.310.367.3FL4729.818.710.559.068.6FL4830.319.060.069.8FL4930.819.361.010.071.0FL5031.219.611.161.972.0FL5131.719.911.262.873.1FL5232.220.211.463.874.3FL5375.6FL5433.221.011.866.076

10、.90.8 FL5533.621.266.811.077.8FL5621.612.268.079.2FL5734.721.969.080.4FL5835.222.312.670.181.7FL5935.722.671.283.0FL6036.213.172.284.2FL6136.623.213.385.3FL6237.123.513.574.112.386.4FL6313.775.012.587.5FL6438.024.113.875.988.6FL6538.424.414.076.812.889.6FL6638.824.714.277.790.7FL6739.214.478.491.5FL

11、6839.714.592.5FL6940.125.280.013.493.4FL7040.514.880.794.2FL7140.925.681.595.1FL7241.325.815.182.296.00.6 FL7341.626.015.282.896.7FL7442.083.597.5FL7526.315.598.30.5 FL7642.715.684.798.9FL7743.026.699.6FL7843.326.715.885.8100.3FL7943.726.916.086.6101.1FL8044.127.087.2101.9FL8144.516.388.0102.8FL8244.988.714.9103.6FL8345.227.589.2104.20.4 FL8445.427.6104.7FL8590.1105.3FL8645.927.816.890.5105.8FL8746.127.916.990.9106.20.2 0.3 FL8891.1106.5FL8946.628.017.091.6107.1FL9047.017.292.2107.7核心筒剪力墙（内筒）角点竖向变形计算值内外变形差（mm）1.8 2.21.06.