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序号起始时间(月)终止时间(月)填土高度(m)是否作稳定计算
10.00012.0002.000是
212.00024.0000.700是
路堤土层数:
2超载个数:
0
层号层厚度(m)重度(kN/m3)内聚力(kPa)内摩擦角(度)
12.00019.20817.00030.000
20.70019.20817.00030.000
地基土层数:
9地下水埋深:
1.900(m)
层号土层厚度重度饱和重度有效剪切C有效剪切Φ竖向固结系水平固结系排水层
(m)(kN/m3)(kN/m3)(kPa)(度)数(cm2/s)数(cm2/s)
12.50018.66923.5690.0000.0000.000000.00000否
27.40019.79629.5960.0000.0000.000000.00000否
312.10019.50228.7020.0000.0000.000000.00000否
44.0000.0000.0000.0000.0000.000000.00000否
510.00018.86528.6650.0000.0000.000000.00000否
62.20018.22828.0280.0000.0000.000000.00000否
74.10019.89429.6940.0000.0000.000000.00000否
81.40019.60029.4000.0000.0000.000000.00000否
91.9500.0000.0000.0000.0000.000000.00000否
层号e(0)e(50)e(100)e(200)e(300)e(400)
10.8370.8130.7620.7290.7040.678
20.7070.6750.6540.6270.6040.580
30.7110.6950.6840.6680.6550.641
层号e(0)e(50)
40.7540.698
50.7730.7630.7500.7250.7030.687
60.8370.8310.8240.8080.7940.779
70.6550.6180.5950.5660.5440.521
80.6780.6670.6540.6280.6100.595
90.7540.698
固结度计算参数:
地基土层底面:
不是排水层
固结度计算采用方法:
微分方程数值解法
多级加荷固结度修正时的荷载增量定义为“填土高*容重”
填土-时间-固结度输出位置距离中线距离:
0.000(m)
填土-时间-固结度输出位置深度:
5.000(m)
沉降计算参数:
地基总沉降计算方法:
经验系数法
主固结沉降计算方法:
e-p曲线法
沉降计算不考虑超载
沉降修正系数:
1.200
沉降计算的分层厚度:
0.200(m)
分层沉降输出点距中线距离:
压缩层厚度判断应力比=10.000%
基底压力计算方法:
按多层土实际容重计算
计算时考虑弥补地基沉降引起的路堤增高量
工后基准期起算时间:
最后一级加载(路面施工)结束时
稳定计算参数:
稳定计算方法:
有效应力法(准Bishop法)
稳定计算不考虑超载
稳定计算不考虑地震力
稳定计算目标:
自动搜索最危险滑裂面
条分法的土条宽度:
0.500(m)
搜索时的圆心步长:
搜索时的半径步长:
(一)各级加荷的沉降计算
第1级加荷,从0.0~12.0月
加载开始时,路基计算高度=0.000(m),沉降=0.000(m)
加载结束时,路基计算高度=2.032(m),沉降=0.032(m)
第2级加荷,从12.0~24.0月
加载开始时,路基计算高度=2.032(m),沉降=0.032(m)
加载结束时,路基计算高度=2.759(m),沉降=0.059(m)
(二)路面竣工时及以后的沉降计算
基准期开始时刻:
最后一级加载(路面施工)结束时刻
考虑沉降影响后,路堤的实际计算高度为=2.759(m)
路面竣工时,地基沉降=0.059(m)
基准期内的残余沉降=0.000(m)
基准期结束时,地基沉降=0.059(m)
最终地基总沉降=1.200*0.168=0.201(m)
路面竣工时,路基横断面各点的沉降(中线为原点)
坐标当时沉降两点间沉降与路堤中心
(m)(m)差(m)沉降差(m)
-29.4700.0000.0000.059
-27.3650.0000.0000.059
-25.2600.0000.0000.059
-23.1550.0000.0000.059
-21.0500.0040.0040.055
-18.9450.0190.0150.040
-16.8400.0410.0220.018
-14.7350.0570.0160.002
-12.6300.0590.0020.001
-10.5250.0590.0000.000
-8.4200.0590.0000.000
-6.3150.0590.0000.000
-4.2100.0590.0000.000
-2.1050.0590.0000.000
-0.0000.0590.0000.000
2.1050.059-0.0000.000
4.2100.059-0.0000.000
6.3150.059-0.0000.000
8.4200.059-0.0000.000
10.5250.059-0.0000.000
12.6300.059-0.0000.001
14.7350.057-0.0020.002
16.8400.041-0.0160.018
18.9450.019-0.0220.040
21.0500.004-0.0150.055
23.1550.000-0.0040.059
25.2600.0000.0000.059
27.3650.0000.0000.059
29.4700.0000.0000.059
路堤竣工时,由于地基沉降引起路堤填筑面积增量:
(1)由各点计算沉降梯形积分方法得ΔV=2.115(m2)
(2)按照《铁路路基手册》方法得Δs=0.059(m)ΔV=1.659(m2)
按照《铁路路基手册》方法,路堤顶面单侧加宽量:
ΔW=0.142~0.170(m)
基准期结束时,路基横断面各点的沉降(中线为原点)
-10.5250.0590.0000.000
-0.0000.0590.0000.000
路基横断面各点的最终沉降(中线为原点)
-29.4700.0000.0000.201
-27.3650.0000.0000.201
-25.2600.0000.0000.201
-23.1550.0000.0000.201
-21.0500.0240.0240.177
-18.9450.0670.0430.134
-16.8400.1180.0510.083
-14.7350.1570.0390.044
-12.6300.1720.0160.029
-10.5250.1830.0100.018
-8.4200.1900.0070.011
-6.3150.1950.0050.006
-4.2100.1980.0030.003
-2.1050.2000.0020.001
-0.0000.2010.0010.000
2.1050.200-0.0010.001
4.2100.198-0.0020.003
6.3150.195-0.0030.006
8.4200.190-0.0050.011
10.5250.183-0.0070.018
12.6300.172-0.0100.029
14.7350.157-0.0160.044
16.8400.118-0.0390.083
18.9450.067-0.0510.134
21.0500.024-0.0430.177
23.1550.000-0.0240.201
25.2600.000-0.0000.201
27.3650.0000.0000.201
29.4700.000-0.0000.201
路面竣工时,距路基中线0.000(m)处各层的沉降
层底深层厚自重应力(kPa)附加应力全应力(kPa)固结度层最终层当前分层主固层累计主压缩模沉降经
(m)(m)(孔隙比)(kPa)(孔隙比)沉降mSc(m)沉降(m)结沉降(m)固结沉降(m)量(MPa)验系数
0.2000.2001.9(0.836)53.054.9(0.808)0.97810.00370.00370.00310.00313.411.339(1.039)
0.4000.2005.6(0.834)53.058.6(0.804)0.93430.00400.00380.00330.00643.191.354(1.054)
0.6000.2009.3(0.832)53.062.3(0.800)0.89050.00420.00390.00350.01003.001.367(1.067)
0.8000.20013.1(0.831)53.066.1(0.796)0.84670.00450.00390.00370.01372.831.378(1.078)
1.0000.20016.8(0.829)53.069.8(0.793)0.80280.00480.00400.00400.01772.671.388(1.088)
1.2000.20020.5(0.827)53.073.5(0.789)0.75900.00500.00400.00420.02192.531.398(1.098)
1.4000.20024.3(0.825)53.077.3(0.785)0.71520.00530.00400.00440.02632.411.400(1.100)
1.6000.20028.0(0.823)53.081.0(0.781)0.67140.00550.00400.00460.03092.301.400(1.100)
1.8000.20031.7(0.821)53.084.7(0.777)0.62760.00580.00400.00480.03572.191.400(1.100)
2.0000.20035.5(0.820)53.088.4(0.774)0.58380.00610.00400.00500.04082.101.400(1.100)
2.2000.20038.2(0.818)53.091.1(0.771)0.54000.00620.00390.00520.04602.031.400(1.100)
2.4000.20040.9(0.817)53.093.8(0.768)0.49620.00640.00370.00540.05131.971.400(1.100)
2.5000.10042.9(0.816)52.995.9(0.766)0.46330.00330.00180.00270.05411.931.400(1.100)
2.7000.20045.6(0.678)52.998.5(0.655)0.43040.00330.00170.00270.05683.861.309(1.009)
2.9000.20049.5(0.675)52.9102.4(0.653)0.38660.00310.00150.00260.05944.081.292(0.992)
3.1000.20053.4(0.673)52.9106.3(0.652)0.34280.00300.00140.00250.06194.201.280(0.980)
3.3000.20057.3(0.672)52.9110.2(0.651)0.29900.00290.00120.00250.06444.311.269(0.969)
3.5000.20061.2(0.670)52.9114.1(0.650)0.25520.00290.00110.00240.06684.431.257(0.957)
3.7000.20065.2(0.668)52.8118.0(0.649)0.21140.00280.00100.00230.06914.551.245(0.945)
3.9000.20069.1(0.667)52.8121.9(0.648)0.16760.00270.00080.00230.07134.681.232(0.932)
4.1000.20073.0(0.665)52.8125.8(0.647)0.12380.00260.00070.00220.07354.821.218(0.918)
4.3000.20076.9(0.664)52.7129.7(0.646)0.08000.00250.00060.00210.07564.971.203(0.903)
4.5000.20080.8(0.662)52.7133.5(0.645)0.03610.00250.00050.00210.07775.121.188(0.888)
4.7000.20084.8(0.660)52.7137.4(0.644)0.00000.00240.00000.00200.07975.291.171(0.871)
4.9000.20088.7(0.659)52.6141.3(0.643)0.00000.00230.00000.00190.08165.471.153(0.853)
5.1000.20092.6(0.657)52.6145.2(0.642)0.00000.00220.00000.00190.08355.661.134(0.834)
5.3000.20096.5(0.655)52.5149.0(0.641)0.00000.00210.00000.00180.08535.871.113(0.813)
5.5000.200100.4(0.654)52.5152.9(0.640)0.00000.00210.00000.00170.08706.071.093(0.793)
5.7000.200104.4(0.653)52.4156.8(0.639)0.00000.00210.00000.00170.08876.071.093(0.793)
5.9000.200108.3(0.652)52.3160.6(0.637)0.00000.00210.00000.00170.09046.061.094(0.794)
6.1000.200112.2(0.651)52.3164.5(0.636)0.00000.00210.00000.00170.09226.061.094(0.794)
6.3000.200116.1(0.650)52.2168.3(0.635)0.00000.00210.00000.00170.09396.051.095(0.795)
6.5000.200120.0(0.649)52.1172.2(0.634)0.00000.00210.00000.00170.09566.051.095(0.795)
6.7000.200124.0(0.647)52.1176.0(0.633)0.00000.00210.00000.00170.09736.051.095(0.795)
6.9000.200127.9(0.646)52.0179.9(0.632)0.00000.00210.00000.00170.09916.041.096(0.796)
7.1000.200131.8(0.645)51.9183.7(0.631)0.00000.00210.00000.00170.10086.041.096(0.796)
7.3000.200135.7(0.644)51.8187.5(0.630)0.00000.00210.00000.00170.10256.031.097(0.797)
7.5000.200139.6(0.643)51.7191.4(0.629)0.00000.00210.00000.00170.10426.031.097(0.797)
7.7000.200143.6(0.642)51.6195.2(0.628)0.00000.00210.00000.00170.10596.031.097(0.797)
7.9000.200147.5(0.641)51.5199.0(0.627)0.00000.00210.00000.00170.10766.021.098(0.798)
8.1000.200151.4(0.640)51.4202.8(0.626)0.00000.00200.00000.00170.10936.071.093(0.793)
8.3000.200155.3(0.639)51.3206.6(0.625)0.00000.00200.00000.00170.11106.131.087(0.787)
8.5000.200159.2(0.638)51.2210.5(0.624)0.00000.00200.00000.00170.11276.201.080(0.780)
8.7000.200163.1(0.637)51.1214.3(0.623)0.00000.00200.00000.00160.11436.261.074(0.774)
8.9000.200167.1(0.636)51.0218.1(0.623)0.00000.00190.00000.00160.11596.331.067(0.767)
9.1000.20