u土方挖运及钎探施工方案.doc
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1、do a colleagues and friends respect of people, do a relatives children can proud of people, do a recalled life can conscience of people, real in construction rich civilization harmony happiness new * in the dang good pioneer, and made example, for promote * development, and Benefits * people make ne
2、w and greater contributions! today, I would say this, say wrong place, please comment. Thank you very much! Center hospitals 2015 summary and the 2016 work plans a, and 2015 summary 2015, I hospital seriously implement XI series important speech spirit for guide, around week Secretary in County Heal
3、th workshop Shang speech and the County Health Council annual responsibility target carried out work, conform to healthcare new requirements, by medical rules, and public principles, and market guidelines guide health work, in improved medical service Shang effort, and first to, further innovation m
4、edical and public health service mode, the work ordered for , Are summarized as follows: 1, strength, strong base, strengthen management to realize the two civilizations new span, promoting stable development of hospital work. the work of attracting attention to investment information gathering, and
5、 valuable investment information article 6, in order to meet the customers mind, accompany customers to review, and in close contact with the Shenzhen company. In conjunction with the Bureau in Xiamen, Fujian, and Zhejiang provinces and active investment. B tie two big created, upgrade hospital mana
6、gement level Active tie County national health County, and national ecological County created, held has mobilization will, established has the created work led group, clear Dean for the created work first responsibility people, is in charge of led and main responsibility people, and assist personnel
7、 accountability of organization schema, developed has specific implementation measures, on created implemented has at any time track. Signed was rejected by the red envelopes undertaking. To strengthen style construction and requires all medical personnel to unity of thinking, and actively carry out
8、 criticism and self-to carry out self-examination and self-correction, in view of the existing problems, to do one corrective action and learn the lessons. Establish the total time on duty zhagang system, strengthened the supervision of hospital personnel work discipline and style. 2, the use of hea
9、lth care new opportunities, explore new path for health care reform, implementation of the new service concept, facilitating medical recovery, achieving people crossing. , deepen the reform, pay attention to personnel training, improve the level of management. First, according to our business develo
10、pment and operational needs, exploring the implementation of Department Directors, five leaders, four members of the Hospital Authority, leadership management, and a democratic assessment every six months. Secondly, strengthen training, improve the quality of health care personnel. Send learning 2,
11、participate in the provincial class 1 anti aging medicine people, grass-roots management training course, in Jiangsu Province, 2 people, sent a variety of short courses, general practitioner training 50 people, 90 passengers participate in continuing medical education, in Jiangsu Province, the secon
12、d batch of excellent rural TCM training project training 1. Leaders lead organization hospital leading group, part of the heads of departments to view of township Center Hospital in Huaian fish channel, huaiyin district model learning, with emphasis on 中建七局 土方开挖及钎探施工方案第一章 工程概况1.1现场情况本工程位于崇外大街1号地东侧,北
13、至东打磨厂街,南至东兴隆街大道,东侧至莲子巷(与新世界中心相邻),西侧为待开发场区,回迁楼东侧临新世界中心。本工程地板基础为筏形基础,地上1415层,地下3层,拟采用天然地基、筏形基础,基底埋深-11.51m左右。0.00=45.4。 3号楼、4号楼、B车库与回迁楼一起开挖。1.2 工程地质条件1.2.1地层构成依据中煤国际工程集团北京华宇工程有限公司所提供岩土工程勘察资料,场区内本工程涉及到的地质条件如下:层为杂填土:杂色,稍密,湿,以房渣土、碎石土为主,局部地段为素填土,夹有砖块、灰渣等。该层厚度变化大,层厚3.0m6.8m,层底标高38.15m43.82m。层粘质粉土:黄褐色,可塑,湿,
14、中高缩性,含云母,厚0.502.0m,层底标高37.88m40.48m,大部缺失。-1层砂质粉土:褐黄色,硬塑,饱和,中压缩性,厚0.6m3.90m,层底标高为36.63m39.16m。层粉细砂:黄褐色,中上密,湿,厚0.50m2.10m,层底标高为36.15m39.14m,局部缺失。 层粘质粉土:黄褐色,可塑,中压缩性,具有粉质粘土夹层。厚0.40m4.2m,层底标高33.45m35.88m。-1 层砂质粉土:黄褐色,可硬塑,湿,中压缩性,厚0.40m2.30m,层底标高32.73m35.56m,局部缺失。层细、中砂:黄褐色,密实,饱和,厚7.2m10.3m,层底标高为22.5125.22m
15、。1.2.2地下水地下水分三层:第一层为上层滞水,仅分布在场地的东南角(N117,N122,N123,N229, N232,N233),水位埋深5.07.7m,为地下管道渗漏水汇集而成,水位不连续,水量少;第二层为潜水,埋藏于层细、中砂中,场地内均有分布。实测稳定水位埋深12.214.7m,水位高程30.732.20m。潜水对混凝土结构中钢筋无腐蚀性。(考虑到降水所以基坑底周围设置150*200*200排水沟并在转角处设400*400*400集水坑, 排水沟底填碎石)第三层为承压水,于层卵石层中;稳定水位高程19.3321.16m,埋深23.725.4 m。1.3 地下障碍物情况1、场地地表下
16、分布有数条人防工程,详见勘察点平面布置图,对护坡桩施工有影响,需要挖出后,破碎,回填好土后再施工;2、场地北、东、南侧均临市政道路、已建建筑物,要注意周边地下管线、建筑物地下结构对施工的影响;3、场地南侧东兴隆街规划的市政工程。4、场地东侧围墙下有一条热力沟,里面有4条黄色热力管线不能改移,距离护坡桩外皮仅1米,在通风井处向外突出1.9米,只能做直立式土钉墙,厚度300mm。计算下来工作面净空尺寸为600mm,并且上部紧贴4条黄色热力管线。第二章 施工部署2.1施工准备:211、技术准备:熟悉施工图纸。212、施工现场准备工作:地上、地下各种管线及障碍物的勘测定位;地上、地下障碍物的拆除;施工
17、现场的平整;测量放线;临时道路、临时供水、供电等管线的敷设;临时设施的搭设;现场照明设备的安装。213、劳动组织准备:建立各施工部的管理组织,集结施工力量,组织劳动力进场,做好施工人员入场教育等工作。214、施工场外协调:协调交通、环卫、市容的关系;协调扰民、民扰等前期的准备工作。215现场准备:2151现场出入口铺垫草袋。2152运土车按照北京市有关环保规定要求,一律用带盖子的车。2153作冲洗池和沉淀池准备,道路作硬化路面。2154平整场地,清除障碍。2155做好夜间照明准备。2156每日提前完成土方开挖线,并随时跟进测量,保证开挖线尺寸与标高。2157疏通所有交通,作好开工前的扰民工作。
18、22机械设备的投入及运输能力的分析:土方挖运机械设备一览表设备名称设备型号数量履带式挖掘机日立EX300-3C2台履带式挖掘机日立EX350LC-5HHE2台推土机黄河T1801台装载机小松W-90-32台重型自卸车斯太尔149130台重型自卸车斯太尔ZZ3322BM294K30台现场土方挖运共配备4台履带式挖掘机,根据每层土方量和一个工作日计算,随时调整。按1台挖土机平均每天挖土1400m3、卸土地点平均距工地32km、一辆运土车来回一趟平均需2.5h3h考虑,一辆车一天(工作时间18h)来回跑7到8次,平均每辆车的运输能力为13m3/次,一辆车的运输能力为60m3/天。每天共出土约4000
19、方,工期约为26天(按土方量约13万m3、坡道收尾预计2天工期计算)。 23渣土消纳行车路线:施工场地 崇外大街向南玉蜓桥刘家窑桥成寿寺路肖村桥 亦庄马驹桥运输距离约32公里。第三章 施工方法及技术要求31施工工艺流程:施工准备第一步土方开挖至-1.3土钉墙施工第二步土方开挖至-2.8土钉墙施工第三步土方开挖至-4.3土钉墙 施工第四步土方开挖至-5.8土钉墙施工第五步土方开挖至-7.3m土钉墙施工第六步土方开挖至-8.8m土钉墙施工人工配合清槽至-9.64m坡道收尾32土方施工的原则:根据施工现场勘察,及针对其地理位置和周边环境的分析研究、本工程施工特点,采取夜间施工的作业形式。该工程为整体
20、开挖,施工面积较大,有利于施工。采用多机多组分层开挖,多班次立体交叉作业,从而充分利用空间的施工方法。、楼、回迁办公楼、及地下车库的土方开挖与护坡桩施工分三步完成。第一、第二步深度各米;第三步挖至设计预留基底标高;楼西北角浅基坑两步完成。第一步开挖4米,第二步开挖至设计预留基底标高。土方开挖与锚钉墙护坡交叉施工,共分7步进行开挖,开挖第一步土方至-1.3m;第二步挖至-2.80m;第三步挖至-4.30m;第四步挖至-5.80m;第五步挖至-7.3m;第六步挖至-8.8m;第七步挖至-9.64(-11.51)m(应优先开挖基坑周边10m宽的工作面);其余土方留出20cm厚由人工清至槽底,基底垫层
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