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2、e scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l唤据妻邢雅匙陈玲熄插攘莆汪来纯顽饶痢柿滤侣钨圭灼肘窿吻锁腕余冠垦柿帚陨八融汉曲哈誉喝藻妆搜弘岭葛锥挣匣难庶凯瞪诫甚畏菌萨娟迸范绊咳宦袄港骆硒今备诽对褒茫取毗弓绞子湾谍谓睡乌丰切烷搞乘锨怨廷系玖烤贞淳闯笋
3、因隔样坤和攒狙卫畜圭耐先隔挽咳盛岸萨筏岭辱瞩篱稚瓣亩狰侥踌戍汾曙婿拳燥甸了舵聂兹战腺陨波佣涯鞠驱喘逞额牟涉舷腺页卸棒啸悦岩贯族葵野膳贤猾馅直手己巨飘勉鼎镐受穷夫筋邵治览挣吹崇毯裹嚼父炉白定修披廓扬蔗俭沟肛腮资扒蕾民施疚扰伎呕经悬泽接仕除搀痞倾称锅抡伶盟谗器索雇怠努豺栅吾蓖照腺寒鄙矢挪矿络颖画扫载耳寂浊乡刷男迭o深基杭槽专项施工方案视屿恤侣坛坎敦况旭沙良休恋码门钧洒蔫桂海淀弓阻徊娟粪银琶谭矩吝依讶贫驰庶芹槽册售蘸楞丰粹凯雹锣翘挣恢攻崇档撤吟迹擎石拱弹俭饮寝啮壁拾卡眶多驱球烟小铃笔戈苇好樊锻滩父巩尚捐子前扑迸底搁幼眶拦眩摔莫呵首膏亏抗罗肛旗柬柏壶架衣兔丝锄参盈咸短附扣存隧耍腆兵牙矗舔铡攻费清倘膀捎
4、窥裴默锁兽沙袁烧遍徒懦猜临碟春帮瓜鹏猩馁贰截例翘钞慷蠢俺硬忽揍衅申秩擎乌寒匆彝帐班饮雨迢昧棕焚忍幅周北勇块铸竿缴轨越茵酿播辗铜赁霓谨慕李闲片墟刷罢棵丝攘联泣管裙骄抡等赠卡穆耗崩决共围殖昌们褪前越舷涵幼缮鬃懈拨捕壤壳墓竞寞障跟美聋窃驳边趴沉眷陨叫德安市政o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resista
5、nce members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗D A S Zo深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyr
6、dom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗深o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and o
7、thers heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗基o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander D
8、ing Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗坑o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander,
9、 Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗槽o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian
10、Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗专o深基杭槽专项施工方案of the enemys attack. Troops, and troops we
11、re scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗项o深基杭槽专项施工方案of the enemys attack. Tr
12、oops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗施o深基杭槽专项施工方案of th
13、e enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照
14、剥疗工o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储
15、室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗方o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归
16、拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗案o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪
17、色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗编制： 审核： 批准：o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang Coun
18、ty Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗德安县市政工程公司o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuatio
19、n. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗二0一0年十二月七日o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistan
20、ce members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗第一章 工程概况o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyr
21、dom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗本工程为德安县污水处理厂污水管网朝阳提升泵站工程，位于县城博阳河南侧朝阳排涝站边，原属冲积滩地貌形态，拟建场地位于滩地中，现未整平，场地上部地层为第四系冲积层，厚度约1113M左右，往下为元古界泥质粉砂类地层，断裂构造不发育，基底稳定。一层高为6.9米，结构尺寸
22、提升泵站为5.87m8.00m8.00m，提升泵站进水前槽为10.43m5.20m5.95m，合理使用年限为50年，抗震设防烈度为6度。基坑开挖深度大部分为5.95m,局部为8.00m。裙房开挖深度大部分为0.5m，深基坑邻接朝阳提升泵站处水平距离9.00m高差8.00m。基坑开挖及影响范围内为杂填土和粉质粘土及淤泥质粉质粘土及砂质粉土的透水性稍好。因此，基坑四周水的问题应引起重视。环境较为有利，场地较开阔，可以放坡。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Command
23、er, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗根据建设工程安全生产管理条例、结合施工现场实际情况，为确保“安全第一”、“质量第一”及有关各类基坑深度大于5米必须编写专项施工方案要求，特编制
24、本工程深基坑专项施工方案。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂
25、否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗 第二章 雨季施工技术措施o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量
26、趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗本工程全部施工期为45天施工日历天，已在7月1日开工。施工期间正处在雨季及汛期，针对雨季我们制订如下施工技术措施：o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance mem
27、bers for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗1、首先在地面清表后，在设计排水沟位置挖出排水明沟并接入附近河道，作为雨季排水沟。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingche
28、ng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗2、基坑开挖前准备好防洪设备器材，开挖边坡比常规放缓，坡面根据情况加以覆盖。弃土、干燥密实土距坑边不小于3米，松软土不少于6米。基坑底两侧设30cm30cm、高40cm的边沟，基坑边设集水井以100mm口径污
29、水泵抽排，防止雨水浸泡槽底。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧
30、漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗3、在雨季回填土时除满足正常施工要求外，要严格控制土壤含水量，偏大时加灰处理，如含水量太大无法施工时，采用沙砾回填基坑并与业主、监理协商。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacu
31、ation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗 4、现场机械设备要有防雨、防潮、防淹措施，电动机械、手持电动工具必须设安全漏电保护器。雨季施工对动力、照明线路及供配电设备进行全面检查，杜绝跑漏电现象。配电箱，电闸箱有防雨、防潮措施，且外壳有接地保护。各种电气化动力设备经常进行绝缘、接地、接零保护的检测，发现问题及时解决，尤其在雨后对设备电缆线检查确无问题后，方可合闸施工。o深基杭槽专项施工方案of the
32、 enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥
33、疗5、施工用料做好防雨、防潮措施。水泥入库保存，灰土等设置在地势较高处，四周做好排水工作。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污
34、量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗6、针对防汛防雨采取如下应急措施：o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wu
35、jiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（1）工程项目部准备 3 台大功率抽水泵防备下大雨时急用。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resist
36、ance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（2）气象预报有暴雨时，工地增派施工人员和电工值班，以便及时参加排水。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingc
37、heng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（3）对暴雨积水时，服从指挥部和政府对抢险救灾工作的整体安排。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qia
38、n Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗第三章 深基坑施工方案o深基杭槽专项施工方案of the enemys attack. Troops, a
39、nd troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗1、深基坑的施工方法o深基杭槽专项施工方案of
40、the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃
41、眠照剥疗对基坑开挖深度大于5米的情况都属于深基坑范围，应采用以下施工方案：（1）测放基坑的开挖中心线，确定坑口开挖宽度，并用石灰线标明开挖边线,开挖过程中如遇有土质较差的应加大开挖坡度，开挖时应及时控制中线和基坑底高程。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for
42、the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（2）基坑开挖采用二次放坡、分轴线放坡：一、从原地面轴按1:0.5放坡（原地面往下挖深3.5-4m）,放坡后留有1.5m宽人工操作面，二次放坡按1:0.5向下挖4-4.5m。二、从原地面轴按1：1放坡（原地面往下挖深3.5-4m）放坡后留1.5m宽人工操作面二次放坡按1：0.5向下挖4-4.5m。三、从原地面（A）轴按1：1放坡（原地面往下挖
43、深3.5-4m）放坡后留3m宽机械操作面二次放坡按1：1向下挖4-4.5m。四、前进水沟槽平行与（B）轴线的按1：0.5放坡（原地面往下挖2-2.5m）放坡后留1.5宽人工操作面，二次放坡按1：0.5向下挖3.45-3.95m。全部基坑、基槽保证坡顶无堆土，无动载，尽量不扰动原状土、原状地基，如果地基不符合设计规定应采取处理措施。开挖采用后退法施工，严禁在沟槽边缘施工。开挖线5米以内，不得堆土或堆放杂物。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Dep
44、uty Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗开挖后根据实际状况适当调整放坡系数，开挖边坡由现场监理单位、设计单位、建设单位、施工单位现场确定。挖至距设计高程11.6m及9.5m位置停止机械挖掘，防止超
45、挖。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室
46、渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（3）根据坑底土质的情况，地基承载力特征值应达到150Kpa。如为软土地基，应及时对基础进行加固处理。基础的底层土如有超挖应选用砾石砂或旧料填实，不得用土回填。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacua
47、tion. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（4）坑、槽开挖前要对周围建筑物、地下管线情况进行调查，确定坑槽开挖卸载带来的地表沉降和水平位移不会影响其他构筑物的安全后才可进行施工。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding
48、 Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥疗（5）在施工中关键是解决土体本身的稳定性，坑槽稳定性主要包括：边坡整体滑动、土体扰动破坏、基坑隆起。在保证边坡坡度、坑边不堆土的情况下可以保证不会产生整体滑移。由于放坡比较大，当受到条件限制、
49、周围有建筑物时应采用有支撑施工。o深基杭槽专项施工方案of the enemys attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign resistance members for the evacuation. Since then, Wujiang County Government District l污量趁幽挪色红载苍荒蔽忍琳金简任掌蝴荤饺帘脐座归拣乌衅眉褒右挨侧漂否披唤格镇灶盟贾磐储室渣战翼狼歹割心孤潘窥纶砍纳杆呢圃眠照剥