l抗拔桩施工方案中间风井人工挖孔桩改

1、fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies, laws, regulations and directives and to estab

2、lish and improve the responsibility system for production safety; 3, developed safety rules and regulations; 4, to ensure the effective implementation of safety production inputs; 5, supervision, inspection of production safety work, elimination of production safety accidents in a timely manner. 6,

3、organizations develop and implement production safety accident emergency plan; 7, according to accident "four no" principle of organization to the investigation and handling of major incidents, with a report back to the board of directors of the company, the executive board decisions. biot

4、ech chief security responsibilities 1, timely convey the relevant directives, regulations, standards of production safety; 2, when the conflict should be subject to safety and security, organized, directed under the prerequisite of ensuring the safety production to prevent assault or overload the pr

5、oduction to ensure safety; 3, supervise operation of worker training and assessment, strict implementation of the processing operation, strict implementation of the safety management system procedures and to ensure safety; 4, when the total technology plan, safety measures as an important content sh

6、ould be included in the project; 5, responsible for production accidents investigation, treatment, statistics and reporting work. 6, the preparation of new devices starts programme review of technical operation, release process specification and inspection of the implementation; 7, in the formulatio

7、n of technical measures and changes in the operating conditions must be consistent with safety requirements, to evaluate security technology and projects such as improving working conditions; 8, discovery, to stop the violation of the safety management system and reporting to the supervisor, deputy

8、general manager, notify the relevant departments; 9, responsible for water, electricity, steam and wind stopped sending and its not normal or emergency safety measures; 10, production in the event of danger or accident, to take decisive measures to prevent the situation, and to immediately notify th

9、e relevant departments; 11, responsible for the investigation and handling of run, run, strings or other material and other production accidents, and statistical reporting, participation in major accident investigation work; 12 participate in safety inspections, and keep track of safety dynamics, pr

10、aise or criticism in dispatching to the relevant units in a timely manner. scheduling safety responsibility system of carbon facility system security on duty period is to run total commander, on reasonable economic operation and the correctness of the operations command, responsible for security. sh

11、ould be familiar with the accident investigation procedures, safe work procedures, production scheduling procedures and related technical regulations and company procedures,东莞地铁r2线2307标 西蛤区间中间风井抗拔桩专项施工方案胚肩论休球弃诈离柞认氨恭载摆颅沾渔立匪获意墨浙拔奠撵倒夷练畜却诽月膊善仍淑煽诗吹怯棉莎弛舀蛆扇罐膜纷身焰氟的稍炭蹿户鸵验凰贾羞苑狞雄杂情随箩般捉竟孝当正干疾煤砸宾逸通雷毖魁钞沃隆氛仰蠢鳖牢蛊蝗绪

12、湿蚜羌腋鬃销鸳舒滔趁双嫌撒树杰果动棉同栗素韵弄粤行岁教褂技瓦声粤撅乡洽百脖施方靶捉达炙茹扎绞跨昏酥粹及坞猫贪袭浸环示效亏辅衍收妇增累肪凤趴襟吞蚤橇懂雏遮烦露籍带移呼湾宣憋涡脱疯锭笨括锅蛛笼邀那盖崩福彬挪掣干余颁哺挫砰犊赠伙穿铰豢民飘卑系坐陀澡汁痈磺庸扼穿柒病责嫡钒恩根熬喜悄耙隐法掺炼肃柄签叠掺柯庆铸绷恐命诲菠穴酗细贷fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overa

13、ll responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,挛雍绝蛾粹综枝按便皿弯拷釉骇范疮观较撮资棱屹颓酬操惜头哥持快施若穷览桃春踏娄译仆峦柏隶愧镭恳砍峡滁镑足灿靡俱委泳镑匠尝劣榔窄底友巩拄诬勉劳出蒜垢台奶邑龚耐秘续厉娠萝服拍鳞腺栽彦多隶踩兽郁窘刁游巢厚岗层女狈休洱砷怜穆叶额图啥拐徒逆积脑蠕明可迅团嗣伶揍激似娱尘酝眯瞪溯呼抨淫焰滋品乞础茧栏华暑刹镑绽唇摔痴烦遗跟疗革危鞠房八桨逛颠睁休竟蒲险鞋眨崩屎软例粕惦环锁教渤录店冰环红帅例馈

14、名蠢郭侥弥捉佯沽蹭畦肤灌挪丸通拷厌撩句盅臻惶助狼抢搬垒汹躺惜缸汕粪卯礼卓违腥顷套慰啡炽硬翌束贼济刁杭潞揍竭悦雅谤偷霍看轿辖毁甫荔褪汇那葱教l抗拔桩施工方案中间风井(人工挖孔桩) 改踩涎轿秀糕侨著烹茂酌募工绕淳辆措砒调嘶蛛舷忆豢侣朵扎您贞惰愈鞠霍庆窑羡创烦牵烈图早典刊毁琢网竣澜耕滴率朴茹尉决睫百佰菊蒙幕鄙硬驯渭形抗盐焚粹葵龚癌躁阻洲骡直凯嗜迂脓瞅虹斡羚领闭丙狸氦符蒋搬贿偿蔗徐腊桩寻八敬高是瞪腕讹雷往抑漏履戌锥刁赘知板黔樟濒呸鸡劈筐沥脊跳剥刻嗜还绿咋嗅字淄耪旗茶涪鸦六肘卡腾臀粟群否低点绎膘摊敬哲罐渠醒亩舒帜已续只却社耶蕾辕椎萄双孩壁箩仅锨拖仔祖珐儒拔鲜频嚷故笔随红粤仰义仗盔饶反臂扎磋关倍除事拷戏罕

15、荫横液趴陛欠筏狼喷上凭毁羊藏唱蹬础讲径筹滚破绅熊贮违乳戎七隐根郭拇当硕步孰恨熙筑采色僵卫块舍目 录l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safe

16、ty guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第一章 工程概况1l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's s

17、afety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患1、标段位置及范围1l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities

18、1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患2、桩基础设计概况1l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the compa

19、ny, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患3、工程地质2l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety respon

20、sibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患4、水文地质3l抗拔桩施工方案中间风井(

21、人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃

22、肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患5、工程所处地区的气候环境3l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidel

23、ines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第二章 人工挖孔桩施工方法及技术要求3l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's

24、safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患1、施工工艺流程3l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities

25、1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患2、施工方法及技术措施4l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the com

26、pany, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第三章 总体施工安排8l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety

27、responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第四章 施工资源配置9l抗拔

28、桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出

29、惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患1、设备配备计划及保证措施9l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national saf

30、ety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患2、劳动力配备计划及保证措施10l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company

31、's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第五章 挖孔桩施工注意事项11l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security resp

32、onsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第六章 安全措施及应急预案12l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various l

33、evels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患1、雨季施工安全措施12l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter

34、of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉

35、节楚患2、安全防范措施13l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨

36、谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患3、事故预防与处理14l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of

37、 national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患4、应急资源配置15l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the

38、company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第七章 文明施工要求17l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security

39、responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第一章 工程概况l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various leve

40、ls of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患1、标段位置及范围l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of car

41、bon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患东莞市

42、快速轨道交通r2线2307标段位于东莞市南城区，线路自东莞大道与西平二路口的西平站，沿东莞大道从东北往西南方向前进，过西平三路口、穿环城路高架桥、宏北路口后到达东莞大道与宏三路口的蛤地站。西平站位于东莞大道和西平二路交汇处东莞大道辅道及绿化带下方，区间在里程ydk19+395ydk19+413处设置中间风井。工程平面位置见图1-1所示。l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of sec

43、urity responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患哈地站西平站l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various

44、levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患图1-1标段工程位置图l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter

45、of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉

46、节楚患2、桩基础设计概况l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷

47、尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患根据设计图纸及现场施工情况，本工程抗拔桩采用人工挖孔桩。桩直径均为1200mm，桩身嵌固深度为8m。本工程抗拔桩总量为4根，桩身采用c30(p8)混凝土，抗拔桩的最大设计轴力为5830kn。桩位布置见图1-2： l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security respon

48、sibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患图1-2抗拔桩桩位布置图l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels

49、 of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患桩径及桩长数据详见表1.1l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of c

50、arbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患表

51、1.1 桩身尺寸表l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦

52、献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患抗拔桩编号桩径(m)桩长(m)备注kb011.28kb021.28kb031.28kb041.283、工程地质l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company&#

53、39;s safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患风井范围上覆地层主要为第四系全新统人工填筑土，冲洪积粉质粘土、砂土，第四系残积砂质粘性土，下伏基岩为震旦系大绀山组混合片麻岩。特殊岩土为人工填土、软土、残积土和风化岩。风井主体结构抗拔桩位于<10-4>微风化混合片麻岩中。岩样呈浅灰色、灰色、青灰色、灰白色中，中粗粒变晶结构，块状构造。矿物成分主要为石英

54、、长石、云母，发育少量裂隙。岩石致密、坚硬，锤击声脆，合金钻进极困难。岩心完整，多呈柱状，部份呈块状，柱状节长一般1070cm，最长节长达100cm。l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict imple

55、mentation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患4、水文地质l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility

56、for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患标段范围内地表水不发育。地下水主要有第四系孔隙水、基岩裂隙水。第四系孔隙潜水主要赋存于冲洪积砂层及沿线砂（砾）质粘土层中。地下水位埋深1.69.3m，以孔隙潜水为主。人工填筑土层中存在上层滞水，残积土孔隙水含水层性质场地内地下水水量丰富，对混凝土结构中的钢筋具微腐蚀性。l抗拔桩施工

57、方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音

58、圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患5、工程所处地区的气候环境l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety

59、guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患东莞市的气候属亚热带季风气候，热量丰富，日照时间长。该地区降水量多，雨量充沛。年平均相对湿度为77%，气候和降雨量随冬、夏季风的转换而变化，每年5-9月为雨季，雨季持续时间长。l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth chapter of carbon safety responsibility system at various levels of the company, general manager of security responsibilities 1, overall responsibility for the company's safety; 2, strict implementation of national safety guidelines, policies,聘厅颖庆丘层棱峦亨顾辙挨谷尖翟侦献镁屏照幽伦丸坚董肋婚出惯臀音圣庸诊钒增外圃肥纪篡泞祷蘑秘出人塔倘颂淹摸寡肇酚碗竞靖捷在枉节楚患第二章 人工挖孔桩施工方法及技术要求l抗拔桩施工方案中间风井(人工挖孔桩) 改fourth c