-1.31E+0-1.31E+0271 2.12E+05 1.60E+05 5.33E+05 5.34E+05 6 6 -1.31E+0-1.31E+0272 1.60E+05 1.07E+05 5.43E+05 5.44E+05 6 6 -1.31E+0-1.31E+0273 1.07E+05 5.31E+04 5.54E+05 5.55E+05 6 6 -1.31E+0-1.31E+0-2.09E+0274 5.31E+04 5.65E+05 5.66E+05 6 6 3 -1.32E+0-1.32E+0-2.09E+0-5.84E+0275 5.76E+05 5.77E+05 6 6 3 4 -1.32E+0-1.32E+0-5.84E+0-1.16E+0276 5.87E+05 5.89E+05 6 6 4 5 -1.32E+0-1.32E+0-1.16E+0-1.74E+0277 5.99E+05 6.00E+05 6 6 5 5 -1.32E+0-1.32E+0-1.74E+0-2.34E+0278 6.11E+05 6.12E+05 6 6 5 5 -1.32E+0-1.32E+0-2.34E+0-2.95E+0279 6.23E+05 6.24E+05 6 6 5 5 -1.31E+0-1.32E+0-2.95E+0-3.57E+0280 6.35E+05 6.36E+05 6 6 5 5 -1.31E+0-1.31E+0-3.57E+0-4.20E+0281 6.47E+05 6.49E+05 6 6 5 5 -1.31E+0-1.31E+0-4.20E+0-4.84E+0282 6.59E+05 6.61E+05 6 6 5 5 -1.31E+0-1.31E+0-4.84E+0-5.50E+0283 6.72E+05 6.73E+05 6 6 5 5 -1.31E+0-1.31E+0-5.50E+0-6.17E+0284 6.85E+05 6.86E+05 6 6 5 5 -1.30E+0-1.30E+0-6.17E+0-6.85E+0285 6.97E+05 6.99E+05 6 6 5 5 -1.30E+0-1.30E+0-6.85E+0-7.54E+0286 7.10E+05 7.11E+05 6 6 5 5 287 -1.30E+0-1.30E+0-7.54E+0-8.25E+07.23E+05 7.24E+05 25
6 6 5 5 -1.29E+0-1.30E+0-8.25E+0-8.97E+0288 7.36E+05 7.37E+05 6 6 5 5 -1.29E+0-1.29E+0-8.97E+0-9.70E+0289 7.48E+05 7.50E+05 6 6 5 5 -1.29E+0-1.29E+0-9.70E+0-1.04E+0290 7.61E+05 7.63E+05 6 6 5 6 -1.28E+0-1.28E+0-1.04E+0-1.12E+0291 7.74E+05 7.76E+05 6 6 6 6 -1.28E+0-1.28E+0-1.12E+0-1.20E+0292 7.87E+05 7.89E+05 6 6 6 6 -1.27E+0-1.27E+0-1.20E+0-1.28E+0293 8.00E+05 8.02E+05 6 6 6 6 -1.27E+0-1.27E+0-1.28E+0-1.35E+0294 8.13E+05 8.15E+05 6 6 6 6 -1.68E+0-1.21E+0-1.21E+0-7.37E+0295 1.68E+02 7.37E+02 2 1 1 2 -1.61E+0-1.22E+0-1.22E+0-7.38E+0296 1.61E+02 7.38E+02 2 1 1 2 -1.54E+0-1.22E+0-1.22E+0-7.40E+0297 1.54E+02 7.40E+02 2 1 1 2 -1.47E+0-1.22E+0-1.22E+0-7.41E+0298 1.47E+02 7.41E+02 2 1 1 2 -1.40E+0-1.22E+0-1.22E+0-7.43E+0299 1.40E+02 7.43E+02 2 1 1 2 -1.33E+0-1.23E+0-1.23E+0-7.44E+0300 1.33E+02 7.44E+02 2 1 1 2 -1.26E+0-1.23E+0-1.23E+0-7.45E+0301 1.26E+02 7.45E+02 2 1 1 2 -1.19E+0-1.23E+0-1.23E+0-7.46E+0302 1.19E+02 7.46E+02 2 1 1 2 -1.12E+0-1.23E+0-1.23E+0-7.47E+0303 1.12E+02 7.47E+02 2 1 1 2 26
-1.04E+0-1.23E+0-1.23E+0-7.48E+0304 1.04E+02 7.48E+02 2 1 1 2 -9.73E+0-1.23E+0-1.23E+0-7.49E+0305 9.73E+01 7.49E+02 1 1 1 2 -9.01E+0-1.24E+0-1.24E+0-7.50E+0306 9.01E+01 7.50E+02 1 1 1 2 -8.29E+0-1.24E+0-1.24E+0-7.51E+0307 8.29E+01 7.51E+02 1 1 1 2 -7.57E+0-1.24E+0-1.24E+0-7.52E+0308 7.57E+01 7.52E+02 1 1 1 2 -6.85E+0-1.24E+0-1.24E+0-7.53E+0309 6.85E+01 7.53E+02 1 1 1 2 -6.13E+0-1.24E+0-1.24E+0-7.53E+0310 6.13E+01 7.53E+02 1 1 1 2 -5.41E+0-1.24E+0-1.24E+0-7.54E+0311 5.41E+01 7.54E+02 1 1 1 2 -4.69E+0-1.24E+0-1.24E+0-7.54E+0312 4.69E+01 7.54E+02 1 1 1 2 -3.97E+0-1.24E+0-1.24E+0-7.55E+0313 3.97E+01 7.55E+02 1 1 1 2 -3.25E+0-1.24E+0-1.24E+0-7.55E+0314 3.25E+01 7.55E+02 1 1 1 2 -2.53E+0-1.24E+0-1.24E+0-7.55E+0315 2.53E+01 7.55E+02 1 1 1 2 -1.81E+0-1.24E+0-1.24E+0-7.56E+0316 1.81E+01 7.56E+02 1 1 1 2 -1.08E+0-1.25E+0-1.25E+0-7.56E+0317 1.08E+01 7.56E+02 1 1 1 2 -3.61E+0-1.25E+0-1.25E+0-7.56E+0318 3.61E+00 7.56E+02 0 1 1 2 -3.61E+0-1.25E+0-1.25E+0-7.56E+0319 3.61E+00 7.56E+02 0 1 1 2 320 -1.08E+01.08E+01 -1.25E+0-1.25E+0-7.56E+07.56E+02 27
1 1 1 2 -1.81E+0-1.24E+0-1.24E+0-7.56E+0321 1.81E+01 7.56E+02 1 1 1 2 -2.53E+0-1.24E+0-1.24E+0-7.55E+0322 2.53E+01 7.55E+02 1 1 1 2 -3.25E+0-1.24E+0-1.24E+0-7.55E+0323 3.25E+01 7.55E+02 1 1 1 2 -3.97E+0-1.24E+0-1.24E+0-7.55E+0324 3.97E+01 7.55E+02 1 1 1 2 -4.69E+0-1.24E+0-1.24E+0-7.54E+0325 4.69E+01 7.54E+02 1 1 1 2 -5.41E+0-1.24E+0-1.24E+0-7.54E+0326 5.41E+01 7.54E+02 1 1 1 2 -6.13E+0-1.24E+0-1.24E+0-7.53E+0327 6.13E+01 7.53E+02 1 1 1 2 -6.85E+0-1.24E+0-1.24E+0-7.53E+0328 6.85E+01 7.53E+02 1 1 1 2 -7.57E+0-1.24E+0-1.24E+0-7.52E+0329 7.57E+01 7.52E+02 1 1 1 2 -8.29E+0-1.24E+0-1.24E+0-7.51E+0330 8.29E+01 7.51E+02 1 1 1 2 -9.01E+0-1.24E+0-1.24E+0-7.50E+0331 9.01E+01 7.50E+02 1 1 1 2 -9.73E+0-1.23E+0-1.23E+0-7.49E+0332 9.73E+01 7.49E+02 1 1 1 2 -1.04E+0-1.23E+0-1.23E+0-7.48E+0333 1.04E+02 7.48E+02 2 1 1 2 -1.12E+0-1.23E+0-1.23E+0-7.47E+0334 1.12E+02 7.47E+02 2 1 1 2 -1.19E+0-1.23E+0-1.23E+0-7.46E+0335 1.19E+02 7.46E+02 2 1 1 2 -1.26E+0-1.23E+0-1.23E+0-7.45E+0336 1.26E+02 7.45E+02 2 1 1 2 28
337 -1.33E+02 -1.40E+02 -1.47E+02 -1.54E+02 -1.61E+02 -1.68E+02 1.33E+02 -1.23E+01 -1.22E+01 -1.22E+01 -1.22E+01 -1.22E+01 -1.21E+01 294 -1.28E+06 260 5.35E+05 -1.23E+01 -1.22E+01 -1.22E+01 -1.22E+01 -1.22E+01 -1.21E+01 294 -1.35E+06 259 5.35E+05 -7.44E+02 -7.43E+02 -7.41E+02 -7.40E+02 -7.38E+02 -7.37E+02 1 -6.10E+05 294 8.13E+05 7.44E+02 338 1.40E+02 7.43E+02 339 1.47E+02 7.41E+02 340 1.54E+02 7.40E+02 341 1.61E+02 7.38E+02 342 1.68E+02 37 -1.48E+06 342 168.35 7.37E+02 1 -6.09E+05 294 8.15E+05 MINIMUM VALUES ELEM VALUE 37 -1.48E+06 MAXIMUM VALUES ELEM VALUE 295 168.35
四 二次衬砌承载能力校核
4.1隧道衬砌强度检算
二次衬砌：C40防水钢筋混凝土，抗渗标号P10，厚650mm。
根据《铁路隧道设计规范》TB 10003-2005，按照概率极限状态法，以及偏心受压构件进行隧道二次衬砌结构强度检算。由ANSYS计算结果可知，在上部衬砌与仰拱交点上部，结构内力较大，为不利截面，需对该截面进行衬砌结构强度检算。由内力计算结果可知，该截面的轴力为FN?1468kN，弯矩为M?534.56kN?m。
e0?M/FN?534.56/1468?0.364m?0.3h0?0.18m，初步判断为大偏压x?N?0.077m??bh0?0.518?0.6?0.31m?1fcbM??fbx(h?x)29