深基坑施工方案.doc

合福铁路安徽段站前二标深基坑支护专项施工方案编 写：审 核：批 准：中铁十三局HFZQ-2项目部三分部二一一年一月1 编制依据及编制范围11.1编制依据11.2编制范围12 编制原则12.1安全第一的原则12.2优质高效的原则12.3方案优化的原则12.4确保工期的原则22.5科学配置的原则22.6合理布置的原则23工程概况24施工方案94.1设计思路94.2 钢板桩支护检算94.2.1 陆地钢板桩支护检算94.2.2水中墩钢板桩支护检算114.3基坑开挖支护方法134.4 施工工艺134.4.1施工准备134.4.2 施工方法145 安全保证措施185.1安全目标185.2施工机械安全控制措施185.3施工用电安全措施195.4防火防爆安全管理措施205.5保护人身、既有设备及地下管、线、缆的措施215.6安全应急预案225.6.1 应急救援预案的目标225.6.2应急组织机构及人员分工225.6.3应急救援组织机构225.6.4 应急救援小组职责分工225.6.5应急救援物资保障245.6.6、应急救援程序245.6.7与外部机构的联系方式255.6.8 触电事故应急预案265.6.9工伤事故应急预案265.6.10防洪渡汛应急预案275.6.11食物中毒应急预案275.6.12中暑应急预案281 编制依据及编制范围1.1编制依据a.招标文件及投标文件；b.铁道部第四勘测设计院设计的有关合福铁路客运专线的施工图纸，合福施(桥)-7；c.国家、铁道部、建设部的技术标准、操作规程和工程质量检验评定标准；d.国家、行业及安徽省、巢湖市政府有关安全、环境保护、水土保持及地产资源管理等方面的规定和要求；e.本管段的现场调查报告；f.拟上场队伍的技术水平、专业化程度及现有可利用的资源；g.本企业的资源优势及建设同类工程的施工经验、施工能力、科技成果及本企业劳动定额等及巢湖地区的气候特征及相关资料。1.2编制范围柘皋河特大桥承台深基坑支护施工。2 编制原则2.1安全第一的原则在编制过程中始终按照技术可靠、措施得力、确保安全的原则确定施工方案，在确保万无一失的前提下组织施工。2.2优质高效的原则加强领导，强化管理，优质高效。根据我们总体施工组织设计中明确的质量目标，贯彻执行质量体系标准，积极推广、使用“四新”技术，确保质量目标的实现。施工中强化标准化管理，过程化控制成本。2.3方案优化的原则科学组织，合理安排，优化方案是工程施工管理的行动指南，在整个施工方案的编制过程中，对本工程施工进行多种方案的综合比选，针对不同地质条件和施工条件，择优选用最佳方案。2.4确保工期的原则根据业主对本工程的工期要求，编制科学、合理、周密的施工方案，合理安排进度，实行网络控制，搞好工序衔接，实施进度监控，确保实现工期目标，满足业主要求。2.5科学配置的原则根据本工程的工程量及各项管理目标的要求，在施工组织上实行科学配置，选派有施工经验的管理人员和专业化施工队伍上场，投入高效、先进适用的施工设备，确保流动资金的周转使用，建设资金做到专款专用。选用优质材料，确保人、财、物、设备的科学合理配置。2.6合理布置的原则根据本工程的任务量和管理目标的要求以及地形地貌的特征，在临时工程施工准备上，特别是对水、道路、拌和站等临时设施的设置，本着避免干扰、就近布置、方便使用、优化设置的原则，合理布置，满足施工需要。3工程概况柘皋河特大桥承台总计有257个，根据设计图承台底标高与实测地面标高比较：开挖深度在3m5m的基坑有40个，没有开挖深度在5m以上的基坑，应重点作好承台开挖基坑防护工作。详细调查情况见下表柘皋河特大桥承台施工条件调查表墩台号墩中心里程原地面标高承台底标高开挖深度承台砼强度砼方量宽长 高mmmm30DK49+986.537.312 5.050 2.262 8.1 10.2 2.0 C40165.24 1DK50+019.287.226 4.843 2.383 10.2 4.8 2.0 C4097.92 2DK50+051.987.301 4.794 2.507 10.2 4.8 2.0 C4097.92 3DK50+084.687.257 4.781 2.476 10.2 4.8 2.0 C4097.92 4DK50+117.387.268 4.803 2.465 10.2 4.8 2.0 C4097.92 5DK50+150.087.240 4.861 2.379 10.2 4.8 2.0 C4097.92 6DK50+182.788.459 5.933 2.526 10.2 4.8 2.0 C4097.92 7DK50+215.389.090 6.505 2.585 10.2 4.8 2.0 C4097.92 8DK50+240.189.159 6.579 2.580 10.2 4.8 2.0 C4097.92 9DK50+264.989.143 6.614 2.529 10.2 4.8 2.0 C4097.92 10DK50+297.589.224 6.686 2.538 10.2 4.8 2.0 C4097.92 11DK50+330.289.143 6.758 2.385 10.2 4.8 2.0 C4097.92 12DK50+362.989.245 6.830 2.415 10.2 4.8 2.0 C4097.92 13DK50+395.689.161 6.901 2.260 10.2 4.8 2.0 C4097.92 14DK50+428.389.163 6.973 2.190 10.2 4.8 2.0 C4097.92 15DK50+461.088.914 6.545 2.369 10.2 4.8 2.0 C4097.92 16DK50+493.789.044 5.617 3.427 10.2 4.8 2.0 C4097.92 17DK50+526.48水塘5.689 10.2 4.8 2.0 C4097.92 18DK50+559.184.761 10.2 4.8 2.0 C4097.92 19DK50+591.888.558 6.333 2.225 10.2 4.8 2.0 C4097.92 20DK50+624.588.734 6.405 2.329 10.2 4.8 2.0 C4097.92 21DK50+657.288.889 6.477 2.412 10.2 4.8 2.0 C4097.92 22DK50+689.988.753 6.549 2.204 10.2 4.8 2.0 C4097.92 23DK50+722.688.659 6.121 2.538 10.2 4.8 2.0 C4097.92 24DK50+755.388.580 6.193 2.387 10.2 4.8 2.0 C4097.92 25DK50+788.088.188 5.265 2.923 10.2 4.8 2.0 C4097.92 26DK50+820.787.468 4.837 2.631 10.2 4.8 2.0 C4097.92 27DK50+853.486.619 3.909 2.710 10.2 4.8 2.0 C4097.92 28DK50+886.186.611 4.481 2.130 10.2 4.8 2.0 C4097.92 29DK50+918.886.485 4.053 2.432 10.2 4.8 2.0 C4097.92 30DK50+951.58水塘3.624 10.2 4.8 2.0 C4097.92 31DK50+984.286.634 4.196 2.438 10.2 4.8 2.0 C4097.92 32DK51+016.98水塘4.268 10.2 4.8 2.0 C4097.92 33DK51+049.687.310 4.840 2.470 10.2 4.8 2.0 C4097.92 34DK51+082.388.408 5.912 2.496 10.2 4.8 2.0 C4097.92 35DK51+115.088.288 5.984 2.304 10.2 4.8 2.0 C4097.92 36DK51+147.788.360 6.056 2.304 10.2 4.8 2.0 C4097.92 37DK51+180.487.915 5.628 2.287 10.2 4.8 2.0 C4097.92 38DK51+213.187.278 5.200 2.078 10.2 4.8 2.0 C4097.92 39DK51+245.887.330 4.772 2.558 10.2 4.8 2.0 C4097.92 40DK51+278.587.390 4.844 2.546 10.2 4.8 2.0 C4097.92 墩台号墩中心里程原地面标高承台底标高开挖深度承台砼强度砼方量宽长 高mmmm341DK51+311.288.601 4.916 3.685 10.2 4.8 2.0 C4097.92 42DK51+343.988.375 4.988 3.387 10.2 4.8 2.0 C4097.92 43DK51+376.688.700 6.560 2.140 10.2 4.8 2.0 C4097.92 44DK51+409.388.765 6.632 2.133 10.2 4.8 2.0 C4097.92 45DK51+442.088.095 5.704 2.391 10.2 4.8 2.0 C4097.92 46DK51+474.787.652 5.276 2.376 10.2 4.8 2.0 C4097.92 47DK51+507.48水塘4.847 10.2 4.8 2.0 C4097.92 48DK51+540.187.321 4.919 2.402 10.2 4.8 2.0 C4097.92 49DK51+572.887.711 5.491 2.220 10.2 4.8 2.0 C4097.92 50DK51+605.587.902 5.563 2.339 10.2 4.8 2.0 C4097.92 51DK51+638.287.552 5.135 2.417 10.2 4.8 2.0 C4097.92 52DK51+670.988.179 5.707 2.472 10.2 4.8 2.0 C4097.92 53DK51+703.687.667 5.779 1.888 10.2 4.8 2.0 C4097.92 54DK51+736.387.229 5.351 1.878 10.2 4.8 2.0 C4097.92 55DK51+769.087.272 4.923 2.349 10.2 4.8 2.0 C4097.92 56DK51+801.787.004 3.995 3.009 10.2 4.8 2.0 C4097.92 57DK51+834.486.136 4.067 2.069 10.2 4.8 2.0 C4097.92 58DK51+867.186.071 4.139 1.932 10.2 4.8 2.0 C4097.92 59DK51+899.886.051 3.711 2.340 10.2 4.8 2.0 C4097.92 60DK51+932.586.087 3.283 2.804 10.2 4.8 2.0 C4097.92 61DK51+965.285.814 3.355 2.459 10.2 4.8 2.0 C4097.92 62DK51+997.985.620 3.427 2.193 10.2 4.8 2.0 C4097.92 63DK52+030.685.636 3.498 2.138 10.2 4.8 2.0 C4097.92 64DK52+063.385.624 3.570 2.054 10.2 4.8 2.0 C4097.92 65DK52+096.085.548 3.142 2.406 10.2 4.8 2.0 C4097.92 66DK52+128.78水塘2.714 10.2 4.8 2.0 C4097.92 68DK52+194.185.916 3.358 2.558 10.2 4.8 2.0 C4097.92 69DK52+226.885.481 3.430 2.051 10.2 4.8 2.0 C4097.92 70DK52+259.585.542 3.002 2.540 10.2 4.8 2.0 C4097.92 71DK52+292.285.512 3.074 2.438 10.2 4.8 2.0 C4097.92 72DK52+324.985.465 3.146 2.319 10.2 4.8 2.0 C4097.92 73DK52+357.685.525 3.218 2.307 10.2 4.8 2.0 C4097.92 74DK52+390.3855.483 3.290 2.193 10.2 4.8 2.0 C4097.92 75DK52+423.085.344 3.362 1.982 10.2 4.8 2.0 C4097.92 76DK52+455.78水塘2.434 10.2 4.8 2.0 C4097.92 77DK52+488.485.404 2.506 2.898 10.2 4.8 2.0 C4097.92 78DK52+521.185.522 3.078 2.444 10.2 4.8 2.0 C4097.92 79DK52+553.885.535 3.150 2.385 10.2 4.8 2.0 C4097.92 80DK52+586.585.596 3.221 2.375 10.2 4.8 2.0 C4097.92 墩台号墩中心里程原地面标高承台底标高开挖深度承台砼强度砼方量宽长 高mmmm381DK52+619.285.684 3.293 2.391 10.2 4.8 2.0 C4097.92 82DK52+651.985.692 1.865 3.827 10.2 5.6 2.5 C40142.80 83DK52+684.685.404 2.437 2.967 10.2 5.6 2.5 C40142.80 84DK52+717.385.452 2.509 2.943 10.2 5.6 2.5 C40142.80 85DK52+750.085.514 2.581 2.933 10.2 5.6 2.5 C40142.80 86DK52+782.785.445 2.653 2.792 10.2 5.6 2.5 C40142.80 87DK52+815.485.583 2.725 2.858 10.2 5.6 2.5 C40142.80 88DK52+848.185.556 2.797 2.759 10.2 5.6 2.5 C40142.80 89DK52+880.885.404 2.869 2.535 10.2 5.6 2.5 C40142.80 90DK52+913.585.431 2.441 2.990 9.0 6.3 2.5 C40141.75 91DK52+946.285.564 2.513 3.051 9.0 6.3 2.5 C40141.75 92DK52+978.985.571 2.585 2.986 9.0 6.3 2.5 C40141.75 93DK53+011.685.514 2.657 2.857 9.0 6.3 2.5 C40141.75 94DK53+044.385.459 2.729 2.730 9.0 6.3 2.5 C40141.75 95DK53+077.085.458 2.301 3.157 9.0 6.3 2.5 C40141.75 96DK53+109.785.528 2.873 2.655 9.0 6.3 2.5 C40141.75 97DK53+142.385.505 2.444 3.061 9.0 6.3 2.5 C40141.75 98DK53+167.185.516 2.519 2.997 9.0 6.3 2.5 C40141.75 99DK53+191.985.508 2.553 2.955 9.0 6.3 2.5 C40141.75 100DK53+224.585.565 2.625 2.940 9.0 6.3 2.5 C40141.75 101DK53+257.285.461 2.697 2.764 9.0 6.3 2.5 C40141.75 102DK53+289.985.501 2.769 2.732 9.0 6.3 2.5 C40141.75 103DK53+322.685.570 2.841 2.729 9.0 6.3 2.5 C40141.75 104DK53+355.385.603 2.913 2.690 9.0 6.3 2.5 C40141.75 105DK53+388.085.624 2.985 2.639 9.0 6.3 2.5 C40141.75 106DK53+420.785.619 2.557 3.062 9.0 6.3 2.5 C40141.75 107DK53+453.485.659 2.629 3.030 9.0 6.3 2.5 C40141.75 108DK53+486.185.778 2.701 3.077 9.0 6.3 2.5 C40141.75 109DK53+518.885.579 2.773 2.806 9.0 6.3 2.5 C40141.75 110DK53+551.582.344 9.0 6.3 2.5 C40141.75 111DK53+584.285.864 2.916 2.948 9.0 6.3 2.5 C40141.75 113DK53+649.68水塘2.560 9.0 6.3 2.5 C40141.75 114DK53+682.382.632 9.0 6.3 2.5 C40141.75 115DK53+715.139.809 6.194 3.615 10.4 8.0 2.5 C40208.00 116DK53+755.93水塘0.714 14.3 10.4 4.5 C40669.24 117DK53+819.930.355 14.3 10.4 4.5 C40669.24 118DK53+860.735.711 1.515 4.196 10.4 8.0 2.5 C40208.00 119DK53+893.48水塘1.597 9.0 6.3 2.5 C40141.75 120DK53+926.181.669 9.0 6.3 2.5 C40141.75 墩台号墩中心里程原地面标高承台底标高开挖深度承台砼强度砼方量宽长 高121DK53+958.886.184 2.240 3.944 9.0 6.3 2.5 C40141.75 122DK53+991.585.680 2.792 2.888 9.0 6.3 2.5 C40141.75 123DK54+024.285.577 2.808 2.769 9.0 6.3 2.5 C40141.75 124DK54+056.985.628 2.791 2.837 9.0 6.3 2.5 C40141.75 125DK54+089.685.697 2.768 2.929 9.0 6.3 2.5 C40141.75 126DK54+122.385.683 2.745 2.938 9.0 6.3 2.5 C40141.75 127DK54+155.085.683 2.722 2.961 9.0 6.3 2.5 C40141.75 128DK54+187.785.682 2.699 2.983 9.0 6.3 2.5 C40141.75 129DK54+220.485.685 2.676 3.009 9.0 6.3 2.5 C40141.75 130DK54+253.185.700 2.654 3.046 9.0 6.3 2.5 C40141.75 131DK54+285.885.692 3.131 2.561 9.0 6.3 2.5 C40141.75 132DK54+318.585.680 1.608 4.072 9.0 6.3 2.5 C40141.75 133DK54+351.285.784 1.085 4.699 9.0 6.3 2.5 C40141.75 134DK54+383.986.080 2.062 4.018 9.0 6.3 2.5 C40141.75 135DK54+416.685.544 2.039 3.505 9.0 6.3 2.5 C40141.75 136DK54+449.385.729 3.016 2.713 9.0 6.3 2.5 C40141.75 137DK54+482.085.747 1.993 3.754 9.0 6.3 2.5 C40141.75 138DK54+514.785.748 2.970 2.778 9.0 6.3 2.5 C40141.75 139DK54+547.485.724 2.947 2.777 9.0 6.3 2.5 C40141.75 140DK54+580.185.569 2.924 2.645 9.0 6.3 2.5 C40141.75 141DK54+612.885.576 2.901 2.675 9.0 6.3 2.5 C40141.75 142DK54+645.585.656 2.879 2.777 9.0 6.3 2.5 C40141.75 143DK54+678.285.640 2.856 2.784 9.0 6.3 2.5 C40141.75 144DK54+710.985.673 2.833 2.840 9.0 6.3 2.5 C40141.75 145DK54+743.685.587 2.810 2.777 9.0 6.3 2.5 C40141.75 146DK54+776.385.527 1.787 3.740 9.0 6.3 2.5 C40141.75 147DK54+809.085.732 1.764 3.968 9.0 6.3 2.5 C40141.75 148DK54+841.785.882 2.741 3.141 9.0 6.3 2.5 C40141.75 149DK54+874.485.871 3.218 2.653 10.2 5.6 2.5 C40142.80 150DK54+907.185.871 3.195 2.676 10.2 5.6 2.5 C40142.80 151DK54+939.885.942 2.672 3.270 9.0 6.3 2.5 C40141.75 152DK54+972.585.844 2.649 3.195 9.0 6.3 2.5 C40141.75 153DK55+005.285.780 3.126 2.654 10.2 5.6 2.5 C40142.80 154DK55+037.985.846 3.103 2.743 10.2 5.6 2.5 C40142.80 155DK55+070.685.876 3.081 2.795 10.2 5.6 2.5 C40142.80 156DK55+103.386.151 3.558 2.593 10.2 5.6 2.5 C40142.80 157DK55+136.085.989 3.035 2.954 10.2 5.6 2.5 C40142.80 158DK55+168.78水塘6.012 10.2 4.8 2.0 C4097.92 159DK55+201.486.489 10.2 4.8 2.0 C4097.92 160DK55+234.185.964 10.2 4.8 2.0 C4097.92 墩台号墩中心里程原地面标高承台底标高开挖深度承台砼强度砼方量宽长 高161DK55+266.887.214 5.938 1.276 10.2 4.8 2.0 C4097.92 162DK55+299.588.927 6.412 2.515 10.2 4.8 2.0 C4097.92 163DK55+332.2858.532 6.386 2.146 10.2 4.8 2.0 C4097.92 164DK55+364.9958.957 6.360 2.597 10.2 4.8 2.0 C4097.92 165DK55+397.7058.317 5.834 2.483 10.2 4.8 2.0 C4097.92 166DK55+430.4158.575 6.309 2.266 10.2 4.8 2.0 C4097.92 167DK55+463.1258.554 6.283 2.271 10.2 4.8 2.0 C4097.92 168DK55+495.848.547 6.258 2.289 10.2 4.8 2.0 C4097.92 169DK55+528.568.547 6.232 2.315 10.2 4.8 2.0 C4097.92 170DK55+561.288.687 6.206 2.481 10.2 4.8 2.0 C4097.92 171DK55+594.8.723 6.180 2.543 10.2 4.8 2.0 C4097.92 172DK55+626.728.851 6.654 2.197 10.2 4.8 2.0 C4097.92 173DK55+659.449.126 6.628 2.498 10.2 4.8 2.0 C4097.92 174DK55+692.1659.140 6.602 2.538 10.2 4.8 2.0 C4097.92 175DK55+724.8959.521 6.576 2.945 10.2 4.8 2.0 C4097.92 176DK55+757.6259.666 6.050 3.616 10.2 4.8 2.0 C4097.92 177DK55+790.3559.303 7.024 2.279 10.2 4.8 2.0 C4097.92 178DK55+823.0859.230 7.000 2.230 10.2 4.8 2.0 C4097.92 179DK55+855.8159.340 6.977 2.363 10.2 4.8 2.0 C4097.92 180DK55+888.5459.268 6.954 2.314 10.2 4.8 2.0 C4097.92 181DK55+921.2759.347 6.931 2.416 10.2 4.8 2.0 C4097.92 182DK55+954.0059.321 6.908 2.413 10.2 4.8 2.0 C4097.92 183DK55+986.6359.278 6.885 2.393 10.2 4.8 2.0 C3097.92 184DK56+011.5659.372 6.868 2.504 10.2 4.8 2.0 C3097.92 185DK56+044.1959.424 6.845 2.579 10.2 4.8 2.0 C3097.92 186DK56+076.9259.403 6.822 2.581 10.2 4.8 2.0 C3097.92 187DK56+109.6559.244 6.799 2.445 10.2 4.8 2.0 C3097.92 188DK56+142.3859.084 6.776 2.308 10.2 4.8 2.0 C3097.92 189DK56+175.1158.849 6.253 2.596 10.2 4.8 2.0 C3097.92 190DK56+207.8458.615 6.230 2.385 10.2 4.8 2.0 C3097.92 191DK56+240.5758.859 6.708 2.151 10.2 4.8 2.0 C3097.92 192DK56+273.3058.928 6.685 2.243 10.2 4.8 2.0 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