边坡设计方案计算书详解

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1、凭祥市平而口岸管理和货物监管中心项目北面地块高边坡设计方案格构式挡土墙计算书方案一）广西土木勘察检测治理有限公司2015 年 5 月 15 日排桩式锚杆挡墙验算计算项目：排桩式锚杆挡墙2计算时间：2015-05-15 11:57:40星期五执行规范：1建筑边坡工程技术规范(GE 50330-2013),本文简称边坡规范2建筑结构荷载规范(GE 50009-2011),本文简称荷载规范3建筑抗震设计规范(GE 50011-2010),本文简称抗震规范4混凝土结构设计规范(GE 50010-2010),本文简称混凝土规范rO已知条件1.基本信息边坡类型岩质边坡边坡等级一级二阶直坡否边坡成因开挖嵌固

2、点以上立柱高(H1)15. 000立柱容重(kN/ma)25. 00立柱嵌入深度(m)10. 000立柱碇强度等级C30立柱截面形状圆形立柱配筋方式均匀配筋1-直径 D(H1)2. 000立柱纵筋级别HRB400立柱中心距(H1)5. 000立柱箍筋级别HRB335立柱计算方法弹性支点法立柱纵筋直径(mm)25立柱底支承条件固定立柱as (mm)35自动计算初始弹性系数V初始弹性系数A(MN/ni3)2.锚杆(索)锚杆(索)道数F锚杆 号锚杆 类型竖向间 距(m)入射角(度)自由段 长度(m)锚固段 长度(H1)锚固体 直径(mm)水平预加 力(kN)水平刚度 (MN/m)筋浆强度fb (kP

3、a)超挖深 度(m)1锚索2. 00020. 001& 005. 003000. 00015. 002950. 002锚索2. 50020. 001& 005. 003000. 00015. 002950. 00考虑开挖工况X工况数03.岩土信息背侧坡线数1面侧坡线数嵌固点以上覆土厚(m)0. 000背侧坡线 序号水平投影长(m)竖向投影长(m)坡线长(m)坡线仰角(度)t +、n 何钛姒145. 00030. 00054. 08333. 6900面侧坡线水平投影长竖向投影长坡线长坡线仰角序号(m)(m)(m)(度)12岩层重度(kN/ms)20. 800岩层粘聚力(kPa)0. 000岩层内

4、摩擦角(度)46. 000岩层与结构摩擦角(度)10. 000岩层摩阻力frbk (kPa)270. 000嵌固点以下地层数1嵌固点下 地层序号地层厚(m)重度(kN/m3)粘聚力 (kPa)内摩擦角(度)摩阻力frbk (kPa)浮重度(kN/m3)计算 方法m, c, K110. 00022.30045. 00030. 000270. 000H1法50000. 0004.荷载信息场地环境一般地区岩石压力计算方法修正主动岩土压力增大系数1.000主动岩石压力修正系数B 11. 550岩土压力分布三角形被动岩土压力折减系数1.000岩土 层号泊松比V静止岩石压力 系数Ko静止岩石压力系数 估算

5、公式10. 2000. 250KO = v / (1-v )荷载组合数 2序号组合名称1组合12组合2(1)组合1序号荷载名称何载类型是否参与分项系数1挡墙结构自重永久荷载V1.0002墙背侧岩土侧压力永久荷载V1.0003墙背侧地表荷载引起岩土侧压力可变荷载V1.0004墙面侧被动岩土压力永久荷载V1.000(2)组合2序号荷载名称何载类型是否参与分项系数1挡墙结构自重永久荷载V1.0002墙背侧岩土侧压力永久荷载V1.0003墙背侧地表荷载引起岩土侧压力可变荷载V1.0004墙面侧被动岩土压力永久荷载V1.000计算内容(1) 墙身力系计算(2) 立柱内力计算(3) 立柱配筋计算(4) 锚

6、杆(索)设计计算 计算结果【组合1】(一)岩土压力计算(1)合力无外倾结构面时按边坡规范公式(6.2.3)计算主动岩石压力：Ea=534. 643 (kN) Ex=526. 520 (kN) Ey=92. 840 (kN)作用点高度 Zy=5. 000 (m)修正后岩石压力：Ea=828. 696 (kN) Ex=816. 106 (kN) Ey=143. 902 (kN)作用点高度 Zy=5. 000 (m)(2)分布岩土压力分布见左侧结果图。(二)立柱内力计算(1)当前计算工况的开挖深度：15.000第1嵌固段地层计算方法：m法背侧一一为挡土侧；面侧一一为非挡土侧。背侧最大弯矩(标准值)=

7、13366. 779(kN-m)距离桩顶15.400(m) 面侧最大弯矩(标准值)=61& 822 (kN-m)距离桩顶6. 000 (m) 最大剪力(标准值)=9830. 321 (kN) 距离桩顶16. 200(m) 最大位移=-29 (mm)距离桩顶0. 000 (m)注意：锚杆设计时，当锚杆(索)受压，即水平拉力为负情况，水平拉力取为0。 第1道锚杆(索)水平拉力=370. 236 (kN)距离桩顶2. 000 (m)第2道锚杆(索)水平拉力=295. 764 (kN)距离桩顶4. 500 (m)点号距顶距离(m)弯矩(标准值) (kN-m)剪力(标准值) (kN)位移(mm)土反力(

8、kN)10. 000-0. 000-0. 000-2& 640. 00020. 2000. 048-0. 725-2& 240. 00030. 4000. 387-2.902-27. 850. 00040. 6001. 306-6. 529-27. 450. 00050. 8003. 095-11.607-27. 060. 00061.0006. 045-1& 136-26. 660. 00071.20010. 446-26.116-26. 270. 00081.40016. 588-35. 546-25. 870. 00091.60024. 761-46. 428-25. 470. 0001

9、01.80035. 256-5& 760-25. 080. 000112. 0004& 360297. 693-24. 680. 000122. 200-9. 678282.460-24. 290. 000132. 400-64. 525265. 776-23. 890. 000142. 600-115.891247. 640-23. 500. 000152. 800-163.48422& 054-23. 100. 000163. 000-207.015207.016-22.700. 000173. 200-246.194184.528-22.310. 000183. 400-280.7291

10、60.589-21.910. 000193. 600-310.332135.199-21. 510. 000203. 800-334.71210& 358-21. 110. 000214. 000-353.57880. 067-20. 720. 000224. 200-366.64150. 324-20. 320. 000234. 400-373.61019. 131-19. 920. 000244. 500-374.72129& 751-19. 720. 000254. 600-403.772282.251-19. 520. 000264. 800-456.83724& 156-19. 12

11、0. 000275. 000-502.937212. 610-1& 710. 000285. 200-541. 784175. 6141& 310. 000295.400-573.085137.166-17.910.0008115.80011777.5188069.035-0.10-2476.680305.600-596.55397.268-17.500.0008216.00010163.7169488.777-0.05-1419.742315.800-611.89555.918-17.100.0008316.2008265.9669830.321-0.01-341.544326.000-61

12、8.82213.118-16.690.0008416.4006299.9069830.3210.01572.711336.200-617.044-31.137-16.280.0008516.6004448.3889257.6100.021223.782346.400-606.271-76.839-15.880.0008616.8002841.6248033.8280.031585.054356.600-586.213-123.992-15.470.0008717.0001551.8696448.7740.031683.046366.800-556.579-172.596-15.050.0008

13、817.200598.7234765.7280.021576.241377.000-517.079-222.651-14.640.0008917.400-39.1753189.4880.021335.831387.200-467.423-274.156-14.230.0009017.600-409.9081853.6560.011030.728397.400-407.321-327.112-13.820.0009117.800-574.495822.9280.01717.793407.600-336.482-381.520-13.400.0009218.000-595.524-332.0200

14、.00437.154417.800-254.617-437.378-12.990.0009318.200-529.121-543.6940.00211.675428.000-161.436-494.686-12.570.0009418.400-420.383-592.9830.0049.289438.200-56.647-553.446-12.160.0009518.600-301.787-592.983-0.00-53.144448.40060.038-613.657-11.740.0009618.800-193.819-539.839-0.00-105.595458.600188.911-

15、675.318-11.330.0009719.000-106.970-434.244-0.00-121.045468.800330.261-738.430-10.910.0009819.200-44.331-313.199-0.00-112.553479.000484.379-802.994-10.500.0009919.400-4.201-200.646-0.00-91.362489.200651.554-869.008-10.090.00010019.60017.656-109.284-0.00-65.975499.400832.077-936.472-9.670.00010119.800

16、26.318-43.309-0.00-41.987509.6001026.238-1005.388-9.260.00010220.00026.58221.100-0.00-22.423519.8001234.328-1075.755-8.850.00010320.20022.36229.439-0.00-8.3385210.0001456.635-1147.572-8.450.00010420.40016.47429.4390.000.5225310.2001693.452-1220.840-8.040.00010520.60010.69128.9170.005.1235410.4001945

17、.067-1295.559-7.640.00010620.8005.93223.7940.006.6825510.6002211.771-1371.729-7.240.00010721.0002.51017.1120.006.3625610.8002493.854-1449.350-6.850.00010821.2000.36010.7500.005.1025711.0002791.606-1528.422-6.450.00010921.400-0.7695.6470.003.5665811.2003105.318-1608.944-6.070.00011021.600-1.1862.0810

18、.002.1545911.4003435.279-1690.918-5.690.00011121.800-1.171-1.1260.001.0546011.6003781.780-1774.342-5.310.00011222.000-0.946-1.4360.000.3106111.8004145.111-1859.217-4.950.00011322.200-0.658-1.436-0.00-0.1186212.0004525.562-1945.543-4.580.00011422.400-0.395-1.319-0.00-0.3076312.2004923.423-2033.320-4.

19、230.00011522.600-0.192-1.012-0.00-0.3436412.4005338.985-2122.548-3.890.00011622.800-0.058-0.669-0.00-0.2946512.6005772.537-2213.226-3.550.00011723.0000.016-0.374-0.00-0.2146612.8006224.370-2305.355-3.220.00011823.2000.048-0.160-0.00-0.1336713.0006694.774-2398.936-2.910.00011923.4000.0540.042-0.00-0.

20、0686813.2007184.039-2493.967-2.600.00012023.6000.0460.065-0.00-0.0246913.4007692.456-2590.449-2.310.00012123.8000.0320.0650.000.0027013.6008220.313-2688.382-2.030.00012224.0000.0200.0630.000.0137113.8008767.903-2787.765-1.770.00012324.2000.0100.0500.000.0157214.0009335.515-2888.600-1.520.00012424.40

21、00.0030.0350.000.0127314.2009923.438-2990.885-1.280.00012524.600-0.0020.0230.000.0067414.40010531.963-3094.621-1.060.00012624.800-0.0050.0170.000.0027514.60011161.381-3199.809-0.860.00012725.000-0.0080.0150.000.0007614.80011811.981-3306.447-0.680.0007715.00012484.054-3414.530-0.52-0.000（三） 立柱配筋计算781

22、5.20013166.948-3414.530-0.38-2415.3827915.40013366.7722353.941-0.27-3353.088注：1下面列出的弯矩和剪力均为设计值。8015.60012895.9855592.355-0.17-3238.4152 配筋计算采用内力设计值，裂缝计算采用内力标准值。509.6001026.238-1005.388172792013点号距顶距离弯矩剪力全部纵筋箍筋519.8001234.328-1075.755172792013(m)(kN.m)(kN)(mm2)(mm2/m)5210.0001456.635-1147.57217279201

23、310.0000.0000.0001727920135310.2001693.452-1220.84017279201320.2000.048-0.7251727920135410.4001945.067-1295.55917279201330.4000.387-2.9021727920135510.6002211.771-1371.72917279201340.6001.306-6.5291727920135610.8002493.854-1449.35017279201350.8003.095-11.6071727920135711.0002791.606-1528.42217279201

24、361.0006.045-18.1361727920135811.2003105.318-1608.94417279201371.20010.446-26.1161727920135911.4003435.279-1690.91817279201381.40016.588-35.5461727920136011.6003781.780-1774.34217279201391.60024.761-46.4281727920136111.8004145.111-1859.217172792013101.80035.256-58.7601727920136212.0004525.562-1945.5

25、43172792013112.00048.360297.6931727920136312.2004923.423-2033.320174242013122.2009.678282.4601727920136412.4005338.985-2122.548190082013132.40064.525265.7761727920136512.6005772.537-2213.226206752013142.600115.891247.6401727920136612.8006224.370-2305.355224272013152.800163.484228.0541727920136713.00

26、06694.774-2398.936242672013163.000207.015207.0161727920136813.2007184.039-2493.967261982013173.200246.194184.5281727920136913.4007692.456-2590.449282202013183.400280.729160.5891727920137013.6008220.313-2688.382303372013193.600310.332135.1991727920137113.8008767.903-2787.765325522013203.800334.712108

27、.3581727920137214.0009335.515-2888.600348662013214.000353.57880.0671727920137314.2009923.438-2990.885372842013224.200366.64150.3241727920137414.40010531.963-3094.621398052013234.400373.61019.1311727920137514.60011161.381-3199.809424352013244.500374.721298.7511727920137614.80011811.981-3306.447451722

28、013254.600403.772282.2511727920137715.00012484.054-3414.530480222013264.800456.837248.1561727920137815.20013166.948-3414.530509392013275.000502.937212.6101727920137915.40013366.7722353.941517962013285.200541.784175.6141727920138015.60012895.9855592.355497796943295.400573.085137.1661727920138115.8001

29、1777.5188069.0354502612619305.600596.55397.2681727920138216.00010163.7169488.7773827715873315.800611.89555.9181727920138316.2008265.9669830.3213052116655326.000618.82213.1181727920138416.4006299.9069830.3212272216655336.200617.044-31.1371727920138516.6004448.3889257.6101727915343346.400606.271-76.83

30、91727920138616.8002841.6248033.8281727912538356.600586.213-123.9921727920138717.0001551.8696448.774172798906366.800556.579-172.5961727920138817.200598.7234765.728172795049377.000517.079-222.6511727920138917.40039.1753189.488172792013387.200467.423-274.1561727920139017.600409.9081853.656172792013397.

31、400407.321-327.1121727920139117.800574.495822.928172792013407.600336.482-381.5201727920139218.000595.524-332.020172792013417.800254.617-437.3781727920139318.200529.121-543.694172792013428.000161.436-494.6861727920139418.400420.383-592.983172792013438.20056.647-553.4461727920139518.600301.787-592.983

32、172792013448.40060.038-613.6571727920139618.800193.819-539.839172792013458.600188.911-675.3181727920139719.000106.970-434.244172792013468.800330.261-738.4301727920139819.20044.331-313.199172792013479.000484.379-802.9941727920139919.4004.201-200.646172792013489.200651.554-869.00817279201310019.60017.

33、656-109.284172792013499.400832.077-936.47217279201310119.80026.318-43.30917279201310220. 00026. 58221. 10017279201310320. 20022.36229. 43917279201310420. 40016. 47429. 43917279201310520. 60010. 6912& 91717279201310620. 8005. 93223. 79417279201310721.0002. 51017. 11217279201310821. 2000. 36010. 75017

34、279201310921.4000. 7695. 64717279201311021.6001. 1862. 08117279201311121.8001. 171-1. 12617279201311222.0000. 946-1.43617279201311322.2000. 658-1.43617279201311422.4000. 395-1. 31917279201311522.6000. 192-1.01217279201311622.8000. 058-0. 66917279201311723. 0000.016-0. 37417279201311823. 2000. 048-0.

35、 16017279201311923. 4000. 0540. 04217279201312023. 6000. 0460. 06517279201312123. 8000. 0320. 06517279201312224. 0000. 0200. 06317279201312324. 2000.0100. 05017279201312424. 4000. 0030. 03517279201312524. 6000. 0020. 02317279201312624. 8000. 0050.01717279201312725. 0000. 0080.015172792013二、【组合2】(一)岩

36、土压力计算()无外倾结构面时按边坡规范公式(6.2.3)计算主动岩石压力：Ea=534. 643 (kN) Ex=526. 520 (kN) Ey=92. 840 (kN)作用点高度 Zy=5. 000 (m)修正后岩石压力：Ea=82& 696(kN) Ex=816. 106(kN) Ey=143. 902(kN)作用点高度 Zy=5. 000(m) (2)分布岩土压力分布见左侧结果图。(二)立柱内力计算(1)当前计算工况的开挖深度：15.000第1嵌固段地层计算方法：m法背侧一一为挡土侧；面侧一一为非挡土侧。背侧最大弯矩(标准值)=13366. 779(kN-m)距离桩顶15. 400 (

37、m) 面侧最大弯矩(标准值)=618. 822 (kN-m)距离桩顶6. 000 (m) 最大剪力(标准值)=9830. 321 (kN) 距离桩顶16. 200(m) 最大位移=-29 (mm)距离桩顶0. 000 (m)注意：锚杆设计时，当锚杆(索)受压，即水平拉力为负情况，水平拉力取为0。 第1道锚杆(索)水平拉力=370. 236 (kN)距离桩顶2. 000 (m)第2道锚杆(索)水平拉力=295. 764 (kN)距离桩顶4. 500 (m)点号距顶距离弯矩(标准值)剪力(标准值)位移土反力(m)(kN-m)(kN)(mm)(kN)10. 000-0. 000-0. 000-2&

38、640. 00020. 2000. 048-0. 725-2& 240. 00030. 4000. 387-2.902-27. 850. 00040. 6001. 306-6. 529-27. 450. 00050. 8003. 095-11.607-27. 060. 00061.0006. 045-1& 136-26. 660. 00071.20010. 446-26.116-26. 270. 00081.40016. 588-35. 546-25. 870. 00091.60024. 761-46. 428-25. 470. 000101.80035. 256-58.760-25. 080

39、. 000112. 0004& 360297. 693-24. 680. 000122. 200-9. 678282.460-24. 290. 000132.400-64.525265.776-23.890.0006512.6005772.537-2213.226-3.550.000142.600-115.891247.640-23.500.0006612.8006224.370-2305.355-3.220.000152.800-163.484228.054-23.100.0006713.0006694.774-2398.936-2.910.000163.000-207.015207.016

40、-22.700.0006813.2007184.039-2493.967-2.600.000173.200-246.194184.528-22.310.0006913.4007692.456-2590.449-2.310.000183.400-280.729160.589-21.910.0007013.6008220.313-2688.382-2.030.000193.600-310.332135.199-21.510.0007113.8008767.903-2787.765-1.770.000203.800-334.712108.358-21.110.0007214.0009335.515-

41、2888.600-1.520.000214.000-353.57880.067-20.720.0007314.2009923.438-2990.885-1.280.000224.200-366.64150.324-20.320.0007414.40010531.963-3094.621-1.060.000234.400-373.61019.131-19.920.0007514.60011161.381-3199.809-0.860.000244.500-374.721298.751-19.720.0007614.80011811.981-3306.447-0.680.000254.600-40

42、3.772282.251-19.520.0007715.00012484.054-3414.530-0.52-0.000264.800-456.837248.156-19.120.0007815.20013166.948-3414.530-0.38-2415.382275.000-502.937212.610-18.710.0007915.40013366.7722353.941-0.27-3353.088285.200-541.784175.614-18.310.0008015.60012895.9855592.355-0.17-3238.415295.400-573.085137.166-

43、17.910.0008115.80011777.5188069.035-0.10-2476.680305.600-596.55397.268-17.500.0008216.00010163.7169488.777-0.05-1419.742315.800-611.89555.918-17.100.0008316.2008265.9669830.321-0.01-341.544326.000-618.82213.118-16.690.0008416.4006299.9069830.3210.01572.711336.200-617.044-31.137-16.280.0008516.600444

44、8.3889257.6100.021223.782346.400-606.271-76.839-15.880.0008616.8002841.6248033.8280.031585.054356.600-586.213-123.992-15.470.0008717.0001551.8696448.7740.031683.046366.800-556.579-172.596-15.050.0008817.200598.7234765.7280.021576.241377.000-517.079-222.651-14.640.0008917.400-39.1753189.4880.021335.8

45、31387.200-467.423-274.156-14.230.0009017.600-409.9081853.6560.011030.728397.400-407.321-327.112-13.820.0009117.800-574.495822.9280.01717.793407.600-336.482-381.520-13.400.0009218.000-595.524-332.0200.00437.154417.800-254.617-437.378-12.990.0009318.200-529.121-543.6940.00211.675428.000-161.436-494.68

46、6-12.570.0009418.400-420.383-592.9830.0049.289438.200-56.647-553.446-12.160.0009518.600-301.787-592.983-0.00-53.144448.40060.038-613.657-11.740.0009618.800-193.819-539.839-0.00-105.595458.600188.911-675.318-11.330.0009719.000-106.970-434.244-0.00-121.045468.800330.261-738.430-10.910.0009819.200-44.3

47、31-313.199-0.00-112.553479.000484.379-802.994-10.500.0009919.400-4.201-200.646-0.00-91.362489.200651.554-869.008-10.090.00010019.60017.656-109.284-0.00-65.975499.400832.077-936.472-9.670.00010119.80026.318-43.309-0.00-41.987509.6001026.238-1005.388-9.260.00010220.00026.58221.100-0.00-22.423519.80012

48、34.328-1075.755-8.850.00010320.20022.36229.439-0.00-8.3385210.0001456.635-1147.572-8.450.00010420.40016.47429.4390.000.5225310.2001693.452-1220.840-8.040.00010520.60010.69128.9170.005.1235410.4001945.067-1295.559-7.640.00010620.8005.93223.7940.006.6825510.6002211.771-1371.729-7.240.00010721.0002.510

49、17.1120.006.3625610.8002493.854-1449.350-6.850.00010821.2000.36010.7500.005.1025711.0002791.606-1528.422-6.450.00010921.400-0.7695.6470.003.5665811.2003105.318-1608.944-6.070.00011021.600-1.1862.0810.002.1545911.4003435.279-1690.918-5.690.00011121.800-1.171-1.1260.001.0546011.6003781.780-1774.342-5.310.00011222.000-0.946-1.4360.000.3106111.8004145.111-1859.217-4.950.00011322.200