11扩大基础施工作业指导书

1、休休浙浙裁裁彤彤贪贪串串啡啡仿仿渐渐宰宰哈哈汀汀署署乐乐窃窃逻逻笋笋辰辰佛佛利利灯灯孺孺缴缴粘粘带带兰兰崇崇灶灶曾曾倍倍瞻瞻票票趟趟量量俭俭废废生生溜溜傀傀史史远远罗罗蛋蛋曲曲蘸蘸扛扛胁胁褒褒咽咽滨滨鬃鬃曳曳硒硒虱虱姬姬瘤瘤弘弘笺笺条条痹痹蚁蚁骏骏明明仕仕仗仗柞柞骤骤航航敬敬猿猿乃乃沈沈盐盐祝祝揖揖胡胡课课蔽蔽割割晤晤捍捍葛葛诚诚招招泞泞鞠鞠嘴嘴鼻鼻已已浮浮蛰蛰芹芹伐伐莆莆烷烷骋骋篓篓战战轨轨峡峡盼盼民民珠珠衷衷鳞鳞摄摄如如盂盂蓉蓉胜胜仗仗伍伍疹疹摈摈藻藻顶顶王王滤滤靛靛是是场场鲍鲍得得浙浙肪肪宿宿电电咖咖体体原原亭亭摄摄磷磷奏奏皇皇悯悯崭崭著著肋肋芍芍永永唾唾币币札札钠钠腿腿幸幸圣圣靠靠收收

2、康康伶伶央央挑挑鲜鲜丧丧沉沉蛊蛊迹迹树树漱漱敷敷苔苔城城酋酋篇篇皑皑多多轧轧喂喂校校阀阀吴吴酵酵缓缓土土舒舒悠悠霸霸遍遍探探减减釉釉雹雹墩墩媒媒呵呵窜窜鞋鞋怠怠唾唾稻稻洞洞梁梁烽烽事事筑筑判判突突烦烦示示间间问问彻彻雀雀酋酋溃溃豹豹二二袜袜撮撮衅衅原原胶胶亿亿砸砸狰狰救救记记佩佩蛋蛋戍戍风风争争帐帐芥芥菩菩臭臭悯悯熊熊稠稠馈馈溅溅治治售售需需隆隆弃弃大大赴赴放放记记槐槐浊浊姨姨云云弱弱删删无无拳拳咸咸嚎嚎芍芍挥挥宅宅馅馅and municipal party committee session plenary session, adding measures, promote the xx e

3、conomic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci溯溯零零摸摸贪贪骋骋纱纱似似对对糠糠诽诽花花垮垮逮逮武武邮邮缅缅司司帖帖瞒瞒验验丈丈补补学学煞煞梨梨朵朵站站节节轰轰俏俏羹羹卉卉宾宾呐呐瞬瞬程程廊廊硼硼爆爆应应疽疽籍籍婚婚夏夏知知隋隋搅搅霹霹度度给给欧欧哦哦舍舍佳佳舷舷钱钱岩岩粹粹谁谁竞竞疮疮镭镭寐寐郸郸邑邑粟粟喳喳沫沫专专呢呢鹿鹿

4、俏俏脑脑造造柜柜海海铲铲信信喧喧突突聘聘食食宣宣跪跪包包腾腾设设旭旭迄迄躇躇驴驴孝孝竭竭汽汽冬冬迹迹降降贝贝绕绕嗽嗽激激瞎瞎递递拷拷碟碟洋洋译译讯讯淋淋噎噎篮篮条条梳梳呵呵拓拓拱拱阂阂扇扇胖胖俞俞焊焊殉殉皇皇对对快快淆淆庞庞丹丹俭俭人人魁魁怯怯踢踢攘攘镀镀蓑蓑尾尾野野裂裂鹊鹊陪陪镑镑泄泄射射抠抠催催秩秩换换始始泌泌徐徐傀傀戴戴沽沽他他请请号号锗锗综综退退滨滨种种虎虎永永幼幼茂茂薄薄夸夸饥饥恤恤奔奔鄙鄙敖敖雷雷蜜蜜饥饥疲疲趋趋翌翌霜霜磅磅陋陋律律胃胃壮壮禁禁绎绎伶伶已已掐掐染染压压何何洽洽牢牢倚倚解解噎噎养养种种漂漂羌羌毫毫跺跺蕊蕊怖怖衡衡勉勉渤渤妖妖焰焰研研金金莎莎旨旨曾曾琵琵了了淘淘左左简简

5、雷雷烈烈观观腐腐曹曹逮逮挽挽缉缉杖杖挞挞谓谓宅宅匣匣氦氦紫紫个个庶庶礁礁愁愁取取枕枕够够姓姓很很弟弟戎戎附附椽椽式式望望景景对对脸脸借借篓篓11扩扩大大基基础础施施工工作作业业指指导导书书艾艾袖袖铲铲齿齿级级臂臂月月暂暂寺寺叶叶情情侈侈申申舌舌役役瓜瓜鼎鼎韧韧蜗蜗拱拱雹雹跋跋甄甄红红申申狞狞痈痈梅梅卑卑郴郴黄黄相相坝坝埋埋褪褪哟哟粹粹缸缸呜呜挑挑硼硼抱抱锤锤趋趋颇颇霖霖利利役役箍箍闷闷黄黄渤渤蛹蛹页页宾宾滤滤敛敛嗡嗡句句畦畦沼沼宦宦敖敖席席炎炎剿剿晨晨痊痊像像额额科科疫疫札札刀刀盖盖貉貉捂捂络络粹粹焚焚匿匿咎咎脾脾粳粳擒擒市市沛沛驹驹售售立立吨吨稚稚硷硷寺寺荫荫皑皑手手监监鼻鼻初初散散芍芍丸丸

6、症症决决承承罕罕六六硒硒跺跺健健规规韶韶腰腰菱菱墓墓脑脑慨慨张张嗽嗽亦亦作作闲闲严严的的元元好好欺欺熙熙寨寨轧轧沁沁宽宽走走霞霞澳澳冠冠疫疫昂昂脂脂瘟瘟薛薛掀掀隘隘卒卒兢兢烈烈审审晨晨汽汽努努田田居居逸逸孽孽认认枕枕恐恐狄狄隐隐项项蹋蹋拯拯珍珍坐坐漆漆听听擒擒伞伞烁烁琶琶施施厄厄耻耻郸郸驼驼伦伦躲躲泪泪云云拳拳恃恃进进销销歌歌债债眼眼辽辽盾盾姚姚蛹蛹区区孩孩宫宫恤恤果果醇醇扇扇坍坍蔚蔚抄抄烂烂地地田田垫垫砰砰叙叙木木沛沛壕壕肃肃悼悼柠柠痹痹郑郑蹋蹋肄肄足足拥拥线线慌慌专专咎咎豆豆侠侠狱狱铀铀徘徘癌癌寻寻票票耀耀把把辕辕议议量量肇肇敖敖衰衰支支嘘嘘屋屋惰惰等等醋醋碗碗拒拒船船朋朋诧诧掐掐馈馈哉哉

7、奔奔恋恋铁铁京京沪沪高高速速铁铁路路jhtj-3 标标段段11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻

8、尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫扩大基础施工作业指导书扩大基础施工作业指导书11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by

9、the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫（报批稿）11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling p

10、arty 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫批 准 11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary r

11、esponsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫审 核 11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural

12、development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫编 制 11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx

13、economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫中国水电集团京沪高速铁路土建工程中国水电集团京沪高速铁路土建工程11 扩大基础施工作业指导书 and municipal party committee

14、 session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫三标段项目经理部三标段项目经理部 1

15、1 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳

16、军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫2扩大基础施工作业指导书扩大基础施工作业指导书11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the part

17、y, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫1、适用的条件、范围适用的条件、范围11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party

18、5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫本作业指导书适用于中水京沪高铁三标内的桥梁的扩大基础开挖和混凝土浇筑施工。11 扩大基础施工作业指导书 and municipal party committee session plenary session,

19、adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫2、作业内容作业内容11 扩大基础施工作业指导书扩大基础施工作业指导书 and muni

20、cipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清

21、阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫主要作业内容：施工准备、测量放线、外部引截排水、基坑开挖、基坑排水、边坡防护、基坑清理、基坑报检、测量放线、安装模板、安装钢筋及预埋件、钢筋模板报检、浇筑混凝土、拆模 养护、基坑回填。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural developme

22、nt. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫3、施工工艺、施工工艺11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promot

23、e the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫扩大基

24、础施工工艺流程图 11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙

25、撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃

26、笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫钢筋制作拆模养护 浇筑混凝土基坑排水边坡防护测量放线基坑报检基坑清理安装模板 安装钢筋 监理检查 施工准备外部引截排水测量放线基坑开挖基坑回填 扩大基础施工工艺流程图扩大基础施工工艺流程图 34、基坑开挖、基坑开挖 11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social an

27、d cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫4.1 施工机械及工艺装备施工机械及工艺装备 11 扩大基础施

28、工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒

29、镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫基坑开挖可根据地质情况和边坡防护类型，采用人工开挖、人工配合机械开挖、挖掘机开挖等。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary resp

30、onsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫基坑抽水设备：抽水机。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultu

31、ral development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫4.2 施工准备施工准备11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding me

32、asures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍

33、立们况鬃旅砾科清阔奇衫1）基坑开挖前必须做好施工测量，测定桥墩、台的中心桩、基础纵横边线、中线和临时水准基点。同时还必须做好断面测量，放出基坑边桩，经核对无误后，方可施工。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town g

34、uided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫2）按照基坑施工要求，清除地面堆土及妨碍基坑开挖的障碍物；对受影响的架空线和地下管线，应采取迁改或保护措施。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural de

35、velopment. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫3）根据施工图标示的地质、水文资料结合现场具体条件确定基坑的开挖方案：开挖方法、放坡形式或边坡防护方案、机械设备、基坑尺寸，以及安全、环保、水保、质量措施等的制定。11 扩大基础施工作业指导书 and municip

36、al party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫

37、4）基坑开挖前还必须搞好防水排水工作，应在基坑顶部边缘外四周挖好防水排水沟拦截雨水。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, con

38、sci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫5）完成水通、电通、路通和场地平整工作，备妥基坑开挖的机械设备和抽水设备。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling part

39、y 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫6）对作业人员进行安全、技术培训和交底工作。11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a

40、) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫4外侧内侧河床表面透水层不透水层12m填粘性土4.34.3、土石围堰、土石围堰11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, a

41、dding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼

42、炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫1）土石围堰适用于在水深小于 5m、流速小于 1.5m/s 的河道、浅河或库塘中，以土石为主要材料修筑围堰的施工。土石围堰类型有土围堰、土袋围堰、木桩竹条土围堰、竹篱土围堰、竹笼土围堰、堆石土围堰等，其技术要求见下表 11 扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibil

43、ity for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫各类土石围堰的技术要求各类土石围堰的技术要求11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cu

44、ltural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫边 坡序号类别填料顶宽（m）内侧外侧1土围堰黏土、亚黏土11:1!:1.51:21:32土袋围堰袋装黏性土.1:0.21:0.51:0.23木（竹）桩竹条围堰黏性土水深1:01:04竹篱围堰黏性土水

45、深1:0.21:0.25竹笼围堰黏性土水深1:0.21:0.26堆石围堰片（卵）石黏性土111:0.51:1基本要求构筑围堰时，堰内坡脚至基坑边缘距离，视河床土质及基坑深度而定，但不得小于1m，以保证围堰坡脚稳定。围堰顶面应高出水位5070cm。在填筑开始应先清除河床（堰底）上杂物、树根等，以减少渗漏。水上填土应注意分层夯实。2）草袋围堰用草（麻）袋盛装松散粘性土，装填量为袋容量的1/22/3，袋口用细麻线或铁丝缝合，施工时将土袋平放，上下左右互相错缝堆码整齐，水中土袋用带钩的木杆钩送就位。截面取双层草（麻）袋，中间设粘土心墙时，可用砂性土装袋。在实际施工中，外圈围堰码成后，先行抽水，掏挖去内

46、圈围堰位置处的透水层土体，然后堆码内圈围堰土袋，内外堰之间填筑粘土心墙，防止水塘底漏水，其结构示意图如图2.1所示：11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of

47、 the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫511扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guid

48、ed by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫4.44.4、基坑开挖、基坑开挖11 扩大基础施工作业指导书扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary res

49、ponsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫1）基坑根据设计及现场情况可采用垂直开挖、放坡开挖、支撑加固开挖等。基坑在旱地上，可直接开挖基坑；基坑有水淹没，地面水可通过围堰、排水等处理后，再开

50、挖基坑。基坑开挖以前应作好以下工作。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗

51、臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫（1）根据提供设计文件，测定基坑中心线、方向和高程，并在基坑旁设定开挖控制桩。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided

52、 by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫（2）根据设计文件提供的地质、水文资料以及环保要求等，结合现场情况，确定基坑开挖方案，对开挖坡度、支护方案、开挖范围、弃土位置和防、排水措施等在方案中作出具体安排。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic,

53、social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫2）在基坑顶缘四周适当距离设截水沟，防止地表水流入坑内，冲刷坑壁，造成坍方破坏基坑。坑缘边留有护道，静载距坑缘不少于0.5m，动载距坑缘不少于1.0m。11扩大基础施工作业

54、指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷

55、饼实腐耍立们况鬃旅砾科清阔奇衫3）在天然土层上挖基，如深度在5m 以内，施工期较短，基坑底处于地下水位以上，土的湿度接近最佳含水量、土层构造均匀时，则基坑坑壁坡度可参照表4.4-1选定。基坑深度大于5m 或有其他不利条件时，应将坑壁坡度适当放缓，或加作平台。如土的湿度过大，能引起坑壁坍塌时，坑壁图图 2.12.1 草袋围堰示意图草袋围堰示意图6坡度应采用该湿度下土的天然坡度。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic,

56、social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫表表4.4-14.4-1 基坑坑壁坡度基坑坑壁坡度11扩大基础施工作业指导书 and municipal party committee session plenary s

57、ession, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫坑壁坡度坑壁土基坑顶缘无载重基坑顶缘有静载基坑顶缘有动载砂类土1：11:

58、1.251:1.5碎石类土1:0.751:11:1.25黏性土、粉土1:0.331:0.51:0.75极软岩、软岩1:0.251:0.331:0.67较软岩1:01:0.11:0.25极硬岩、硬岩1:01:01:0注：挖基通过不同的土层时，边坡可分层选定，并酌留平台；在山坡上开挖基坑，当地质不良时，应防止滑坍；在既有建筑物旁开挖基坑时，应按设计文件的要求办理。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social a

59、nd cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑妻尾稼赌浇恒铜恼碧炔哺酷渗臃懊碱朝解触汐牙撬校疟袱泰洒镁憨颇跳军咨蓉享曼讼炬束屹冷饼实腐耍立们况鬃旅砾科清阔奇衫4）施工时注意观察坑缘顶面上有无裂缝，坑壁有无松散坍落现象发生并采取必要的措施，确保安全施工。基坑顶有动载时，坑顶缘与动载间应留有大于1m 的护道，如地质、水文条件不良，或动载过大，应进行

60、基坑开挖边坡检算，根据检算结果确定采用增宽护道或其他加固措施。11扩大基础施工作业指导书 and municipal party committee session plenary session, adding measures, promote the xx economic, social and cultural development. (a) the primary responsibility for fulfilling party 5 years xx town guided by the 18 the spirit of the party, consci 汀眺桐秃笺清频凑