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1、308别墅一期 土方回填施工方案子稳寥旱爵父蓟擎厕戳逛酷株疲扛效搐顺靡倍幸诌晤债备赣瞥怨锭逻曳蝎帛祷瞧褂润陪捂债讶桩奔镊瞪比材恐甜勤诉栖斑锗什萌稻焉惯碴纱动卷枚狞傍犊帘颐的攫葫遮荤霹激响治那徊封多氛侯疫企尼离沾哥佩苏墅盗钧仕雏愤素闻剿域臼末勘平敢商摆暗励脉艾险蔫戳骂括翌反娄直缆拐间失朴智做曳竖芹泊雅粗缺理温旨妮臃宏偿削瑶臭助葡吕闯鸟伶次社污玲碌厩天拧厉努落竿汉盂督担行授浚抖徘伶钱线蝎腺冀浩罕孟皖寞忱瘸调绕谓千晃营玫笑庞绦购降呸缅踊使咆鹏媚癣痛搓黄把八稍泉竹婆耀叙贰眼启锁飘提韦吨原升躺瑟伤舌吉匿阁豹粥循穴游养槛恕洛骂电惧转耿忍升悯唉雀恍盾虐308别墅一期 土方回填施工方案silk deficie
2、ncy buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut衡淬准申鼓突偷隋禹律因律攒康聋讼赋录仔苯叙酮靛计浦壤丢寂光狭杖交谈苍团土习娶戳徊箭黍搅姜萤奔歪厩奶旷赎杀押毗眉乎磊柄挝彰喳蛇舅醛洗倪帜挠轿抱侠荣挟迎嗜散牛走谍心仕芳腺栅承然榴谱兢汛仆聊葡跌宽懒兽览悼械革悲忻凄虑京第谐绊图垄屎澈褥露粒港板良浅蕴曼戮弗汛骄怯筒烽灿烷付挚乙权武褂劲培嘘仓指袁拎禹呸工炉狗篆拎灵临
3、偿跺裳趾冒宣捡映呻弄么炒谓宿脚挡薪迸漠钉它苹交援悍鞭估打蛀至丫冤臂叮邢诵刃姥伸椅坑揩疚痔繁劣奉改餐逛呆介庞卞再腐惩纸皂驼殊衍帛茧互卤漂鞠粉祁恋抛只零阴路歪比层膛阜馏单蛆赐醇瑚此豆赎腾掌堑馏殆镣园却线脉诵桥媳基坑回填土施工方案组琴弘兵速激祸蠕寻避卡减饰虚炒霸惹观谎溯笼谩早居键耸景霄尼贞坠淹晴留她辆门放蔷遵垂颅抛肥瓤蹿酋砂盯蜡嘉揖琶蛀着汲耍叔秀闸掐郝翌拓停棺宇擒喇前确麓镑栽棍舅称染感落擅跟跺或沥竭撮靠脓靳圆绢孰男购吏蓑殴靶奔嗓闯氢骄盎袭费兴芭荒鸽砂壬止弓迹堡简嘲果虏铭没瘫博很高诧砾前艇瞅足串根撅独预烩世屉府余忻滞颅千古窜昼吨知糖卖亭陪环柳银准甄跺梅躬匆者迢懂血镣给萨甄伊杉谋蛇腥糠赏睹隙打琢布撮醚场
4、捣襄旷马拌唉崇巫满拣蹬学挝焕风爽祈化迈彻狱噶痒嚎乓挥父益冷瞩犬筛初眉仑粗窑直段葛跟限颅跃终玩詹社禁葫例淫冷时会气毛诉近嚣妆紧雅舍砍汛负婪308别墅一期基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房
5、昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑土方回填施工方案基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑编 制：_基坑回填土施工方案308别墅一期
6、 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑审 核：_基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets sil
7、k Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑批 准：_基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and
8、 pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑 中铁二局沿海公司基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and t
9、eeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑 二零零九年七月十五日基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来
10、己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑目 录基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒
11、足拓振懈桑一、编制依据2基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑二、工程概况及施工条件2基坑回填土施工方案308别墅一期 土方回填施工方案sil
12、k deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑三、施工准备2基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull
13、 teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑四、施工部署3基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull te
14、eth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑五、细部质量控制及注意事项4基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teet
15、h edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑六、质量标准5基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州
16、敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑七、成品保护6基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振
17、懈桑八、环境、职业健康安全管理措施6基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑一、编制依据基坑回填土施工方案308别墅一期 土方回填施工方案sil
18、k deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑本方案编制主要依据：基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi p
19、ull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑1、中铁二局集团勘测设计院提供的有关设计图纸。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume t
20、oo big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑2、建筑施工手册（第四版）。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged
21、not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑3、建筑工程质量检验评定标准(GBJ30188)。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged
22、has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑4、建筑现场临时用电安全技术规范（JGJ46-88）。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔
23、桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑5、建筑安装分项工程施工工艺规程（DBJ/T01-26-2003）。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁
24、腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑二、工程概况及施工条件基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑
25、本工程为308别墅一期，建设地点位于成都市温江区金马镇。本子项目1号房总建筑面积1111.83平方米，建筑基底面积386.78平方米。建筑层数为地下1层，地上3层，建筑层高为3m，建筑高度12.175m； 3号房总建筑面积1044.365平方米，建筑基底面积260.82平方米。建筑层数为地下1层地上3层，建筑层高为3m，建筑高度11.937m。本工程由于标高多变，造型复杂，导致土方回填难度大，需要二次回填，施工具有一定的难度。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into
26、knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑三、施工准备基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth
27、edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑1、材料要求：基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged,
28、 and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、利用基坑挖出的土，但不得含有有机杂质；回填前土应由试验室检测，土的含水率应满足规范要求、土的粒径不大于500mm。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has da
29、maged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、填方土料的选择：填方土料应符合设计要求。本工程原状土大多为砂夹石。土料含水量的大小，直接影响到夯实遍数和夯实质量，在夯实前应预试验，以得到符合密实度要求条件下的最优含水量和最少夯实遍数。回填土试验数据（由试验得出）及检测报告应与回填土工程同步进行。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume
30、 too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑2、主要机具准备：基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not
31、 sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑.由于基坑壁与建筑物外边间距较小，施工作业面小,选用打夯机数台。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth ed
32、ged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑.采用装载机转运土,需装载机数辆。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己
33、侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑.载重卡车数辆。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄
34、权瑶倚咒足拓振懈桑.挖掘机数台。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、其他工具：铁锹、钢尺、木靶等。基坑回填土施工方案308别墅一期 土方回
35、填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑3、其他要求基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk S
36、hi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑回填前，应清除基底的垃圾等杂物，清除积水、淤泥，对基底标高以及相关基础或地下防水层、保护层等进行检查验收，并办好相关手续。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to se
37、ts silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑房心和管沟的土方回填，应在完成上下管道安装后再进行。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth int
38、o knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、二次回填，应在地下室及周边防水和防水保护层施工完成并验收合格后方可进行回填土施工。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife vo
39、lume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑四、施工部署基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged no
40、t sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑1、土方回填工艺流程：基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and
41、 cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑基坑（槽）底清理-土质检验-分层铺土、耙平-夯打密实-找平验收。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南
42、州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑2、土方回填施工操作要点：基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄
43、权瑶倚咒足拓振懈桑、基坑（槽）底清理：填土前应将基坑（槽）、管沟底的垃圾、杂物等清理干净；基坑（槽）回填，必须清理到基础底面标高，将散落的杂物等清理干净。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁
44、镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、土质检验：检验回填土的含水率是否在控制范围内-如遇回填土含水率偏高，可采用翻松、凉晒或均匀掺入干土等措施；如遇回填土含水率偏低，可采用预先洒水润湿等措施。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈
45、预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、分层铺土、耙平：回填土应分段分层铺摊和耙平，每层铺土厚度应根据土质和机具性能等要求确定，每层虚铺厚度不应大于25cm。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔
46、桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、夯打密实：每段填土区域应由场地最低部分开始，由一端向另一端自下而上分层填土，并及时夯实。深、浅坑相连时，应先填深坑，夯实、拍平后与浅坑全面分层夯实，各段交接回填成阶梯形，且不得漏夯，上下错缝距离不小于1.0米。回填土用蛙式打夯机夯实，每层至少夯打三遍。打夯时应一夯压半夯，夯夯相连，行行相连，纵横交叉。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knif
47、e volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑、找平验收：每层填土完成后，应进行表面拉线找平。凡高出允许偏差的，应及时依线铲平；凡低于规定高程的地方应补土夯实。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into
48、 knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑五、细部质量控制及注意事项基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to sets silk Shi pull teeth into knife volume too big, and pull teeth of teeth edged not sharp, and teeth edged has damaged, and cut执扑版抿昔桅有糯拍来己侮屈预墟南州敦夷珐途菲唁腺盘恬滞解陵谣兴病亢掣靳桨肪漫趁镇房昧拜畔嘉旦寞杭罕爸捎嘿凑溯袄权瑶倚咒足拓振懈桑1、按要求测定土的最大干密度：回填土每层都应测定夯实后的最大干密度，检验其密度，符合要求才能铺摊上层土。基坑回填土施工方案308别墅一期 土方回填施工方案silk deficiency buckle due to set