Page 50 - 捷運工程叢書 精進版 - 12 捷運工程多條隧道鄰近堆疊施工實務
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臺北市政府捷運工程局









































                                   圖 3-3-5 模式一:四條潛盾隧道開挖後地表面沉陷圖







                        0.00



                       -2.00



                       -4.00



                       -6.00


                                                                              RD tunnel excavated
                       -8.00                                                  RU tunnel excavated
                                                                              OD tunnel excavated
                                                                              OU tunnel excavated
                      -10.00
                            -50    -40   -30    -20   -10     0     10    20     30    40     50
                                                測點與交叉段地表中心距離
                             圖 3-3-6   模式一:未地盤改良 A-A 剖面地表沉陷凹槽圖
                                  圖 3-3-6 模式一:未地盤改良 A-A 剖面地表沉陷凹槽圖


                 FLAC3D 2.00       Job Title: Dk192 MRT Tunnels Crossing Analysis
              Step 76817  Model Perspective  View Title:
              09:24:07 Mon Apr 22 2002
              Center:   Rotation:
               X: 0.000e+000   X:  90.000
               Y: 0.000e+000   Y:   0.000                 34                                                                                                                      35
               Z: -2.265e+001   Z:   0.000
              Dist: 3.505e+002  Mag.:      0.8
                        Ang.:  22.500
              Contour of Z-Displacement
                -6.0000e-002 to -5.7500e-002
                -5.5000e-002 to -5.2500e-002
                -5.0000e-002 to -4.7500e-002
                -4.5000e-002 to -4.2500e-002
                -4.0000e-002 to -3.7500e-002
                -3.5000e-002 to -3.2500e-002
                -3.0000e-002 to -2.7500e-002
                -2.5000e-002 to -2.2500e-002
                -2.0000e-002 to -1.7500e-002
                -1.5000e-002 to -1.2500e-002
                -1.0000e-002 to -7.5000e-003
                -5.0000e-003 to -2.5000e-003
                 0.0000e+000 to  0.0000e+000
                 Interval =  2.5e-003
              Surface
                Null zones only



              Itasca Consulting Group, Inc.
              Minneapolis, MN  USA
                               圖 3-3-7   模式二:四條潛盾隧道開挖後地表面沉陷圖



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