《包头市北梁棚户区改造安置区市政排水设施工程施工组织设计》.doc

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1、工程名称:包头市北梁棚户区改造安置区市政排水设施工程工程编号:工程地点:青山区 施工组织设计 编 制 人: 项目经理: 编制单位 :呼和浩特市政公路工程有限公司2014年5月10日目 录一工程概况1工程简介2现场自然条件及地质条件3主要工程量二施工总进度计划和项目管理的目标1工期及总进度计划2项目管理的目标三项目部组织机构设置及人员分工1.组织机构框图见附表八2.人员分工和职责范围四材料、设备、人员进场计划1.材料进场计划2.设备及人员进场计划五重点工程项目的施工方案、施工方法1道路工程施工方案2污水管线工程施工方案3雨水管线工程施工方案六重点部位的施工技术措施1钙结层段的施工措施2砂砾底基层

2、质量通病及防治七工程质量保证措施及质量、安全保证体系1工程安全保证措施2安全生产责任制3施工现场安全生产管理措施4施工现场安全教育、检查、考核与奖罚八冬季、雨季施工安排1冬季施工措施2雨季施工措施九保证文明施工、保护环境的措施1文明施工环境保护保证体系2生活区文明施工措施3环境保护措施4施工垃圾清运及卫生防疫5防止粉尘污染措施6环境绿化附件一拟投入本项目的主要施工设备表附件二拟配备本项目的试验和检测仪器设备表附件三劳动力计划表附件四计划开、竣工日期和施工进度网络图附件五施工总平面图附件六临时用地表附件七交叉作业方案(包括不限于与地下各类管线和道路施工的交叉作业)附表八组织机构框图一、工程概况1

3、.工程简介 本工程为包头市北梁棚户区改造安置区市政排水设施工程,其中道路工程位于幸福路上,友谊大街到校园南路,设计总平米40287m。其中包括污水、雨水管线工程和道路恢复工程。幸福路污水管线改造工程起点从友谊大街开始沿幸福路到校园南路,管线中心线位于幸福路中心以西5米。管线全长3099.466米,主管管材采用D700、D800、D1000预应力钢筋混凝土管,预埋支管采用D300级普通承插式钢筋混凝土排水管,其余采用D300级普通承插式钢筋混凝土排水管,管道接口均采用橡胶柔性接口。其中D700级主管240米、D800级主管565米,D1000级主管1120米,D1000级主管1175米,D300

4、级预埋支管183米,D300级预埋支管468米。圆形砖砌污水检查井26座,矩形直线污水检查井2座,矩形直线砼污水检查井39座,矩形90四通砼污水检查井7座。幸福路雨水管线工程,管线位置由包头市市政规划局确定管线位于幸福路路中心,管线全长1097米,管径为D800、D1000。D800、D1000普通承插式钢筋砼管接口均采用橡胶圈柔性接口,D400雨水连接管采用重型钢筋砼管,接口采用钢丝网水泥砂浆抹带接口,基础采用180砼基础,雨水连接管最小坡度0.01。矩形直线砖砌雨水检查井37座,矩形90三通砖砌雨水检查井4座,矩形90四通砖砌雨水检查井2座,雨水连接暗井36座。2.现场自然条件及地质条件:

5、友谊大街以南地下水位较高,可能需要打井降水,另黄河大街路段以前可能为河槽冲刷段,可能存在钙结层,必要时需要爆破。(1)人工填土层:结构松散,分布广泛,并伴有大量植物根系;具变形大强度低等特点,工程特性差,本层厚度变化为0-0.8m(2)粉土层:呈坚硬状态、无光泽,干强度及韧性较低,有较好的物理力学特性,工程特性较好,为较好的持力层,本层厚度变化范围1.9m-5.6m(3)圆砾层:呈中密-密实状态,散粒结构,具有很好的抗贯入性及力学特性,工程特性较好,本层厚度变化范围大于10m按规划控制点坐标确定道路中心线,工程所用建筑材料均可利用建设路运输;施工时可与现场电力部门联系供电。3.主要工程量沥青混

6、凝土面层:40287;污水管线:3099.466m;雨水管线:1097m。二、施工总进度计划和项目管理的目标1.工期及总体进度计划工期:开工日期: 2014年5月21日竣工日期: 2014年10月31日日历工期:164天详见施工总进度计划横道图(附表四)2项目管理的目标 (1)质量目标:分项工程合格率达100,优良率达90,单位工程观感质量得分90以上。我公司承诺:本工程质量达到合格标准,争创优良工程。(2)工期目标:我公司将通过加大人力、物力的投入,提高机械化施工水平,确保按合同要求完工。(3)安全文明施工目标:施工现场安全合格率100,确保无因工死亡、无因工重伤事故、无施工用电等火灾安全事

7、故;维护好周边环境,控制施工排污及噪声干扰,协调好周边关系,杜绝任何违法违纪事件发生,确保本工程为市级安全文明施工双优工地。三、项目部组织机构设置及人员分工1组织机构框图见附表八。2人员分工和职责范围由项目经理全面负责工程的施工组织领导工作,下设生产经营部、技术质量部、材料设备部、财务部、综合部等。因本工程施工段落较短,我部拟将施工队伍分成一个独立的施工队。从东侧端点同时开始进行路基的施工,保证工程进度和人员、物资的合理及充分利用。 项目经理负责工程的总体工作,项目副经理负责工程现场的生产进度及质量工作,项目总工程师负责技术质量生产工作,生产经营部主要负责现场的生产进度工作,技术质量部主要负责

8、该工程技术质量检验工作。四、材料、设备、人员进场计划1材料进场计划我方有专人负责工程材料的进场工作,在进入现场后积极的通过各方渠道寻找合格原材料,做到不合格原材料一律不准进入现场,并保证各道工序开工前所用原材料进入施工场地。2.设备及人员进场计划(见附表一):五、重点工程项目的施工方案1道路工程施工方案(1)路基填筑的施工方案1)组织准备建立完善的施工组织管理机构,制定施工管理制度,明确施工任务,确立施工应达到的目标。2)物质准备修建施工现场临时驻地,按施工阶段组织并调遣机械、人员、材料尽快进入施工现场,以保证工程按时开工。3)技术准备开工前应在全面熟悉设计文件和设计交底的基础上,进行现场核对

9、和施工调查,发现问题及时根据有关程序提出修改意见报请设计变更。a.组织测量人员作好施工前的测量准备工作,包括现场恢复和固定线路。内容有:导线、中线、水准点复测,横断面检查与补测,增设水准点等。b.组织化验人员和技术员对路基工程范围内的地质情况、进行取样、试验,确定其性质,为以后的施工提供数据。 对附近料场的土、碎石、砂等进行试验分析,确定其是否合格,如不合格,及时通知材料员,以便重新选择料场。4)场地清理 施工前应按设计要求进行公路用地放样,路基用地范围内的树木、农田等均应在施工前砍伐或移植清理。开工前修筑根据当地的施工现场情况修筑简易的绕行道路,并作好必要的交通指示牌和标志(2)路基填筑及路

10、堑开挖 1)准备工作填筑土方时,先组织化验人员对用作填料的土进行试验分析,不得使用淤泥、沼泽土、有机土,液限大于50、塑性指数大于26的土。由试验室对用作填料的土做重型击实试验。2)场地清理 对于自然横坡陡于1:5的高填方地段,填前应清除表层松土及杂草,然后将原地面挖成宽度不小于1.0米的反向台阶。3)填前处理路线经过耕地时,在填筑路基时,应清除原地面以下至少0.3m内的地表植物,并进行填前碾压。4)土方填筑土方路堤应水平分层填筑压实,采用机械碾压,分层的最大松铺厚度不超过30cm,填筑至路床顶面最后一层的最小压实厚度不应小于8cm。填方工作分几个作业段施工时,两段交接处,不在同一时间填筑,则

11、先填地段,应按1:1坡度分层留台阶;若两个地段同时填,则应分层相互交叠衔接,其搭接长度不得小于2m。不同土质混合填筑路堤时,应符合下列规定:a.透水性较小的土填筑于路堤下层时,应做成4%的双向横坡;如用于填筑上层时,不应覆盖在由透水性较好的土所填筑的路堤边坡上。b.不同性质的土应分别填筑,不得混填,每种填料层累计总厚不宜小于0.5m。5)碾压a.填方路堤的压实:碾压前对填土层的松铺厚度、平整度进行检查,符合要求后方可进行碾压。同时对土的含水量进行测定,当土的含水量控制在最佳含水量的+2%以内即开始压实。Opinions and suggestions on the partys mass li

12、ne educational practiceAccording to the central and provincial, municipal unified deployment, according to municipal Party committee about carrying out the partys mass line educational practice activity in the citys implementation opinions, the spirit of the partys mass line educational practice act

13、ivities from 20* in January to 99 months, carried out at all levels of departments and directly affiliated institutions and grass-roots party organizations. According to my actual County, the county to carry out the education practice put forward the following implementation opinions.First, the over

14、all requirementsCounty county education practice to the eighteen Party of eight, the spirit of the the third Plenary Session of the 18th CPC Central Committee as the guidance, conscientiously implement the spirit of general secretary Xi Jinping book series of important speech, earnestly implement th

15、e Central Committee really, opinions and advice , party implementing the guiding ideology of opinions to determine the objectives and requirements, step method, in accordance with the look in the mirror, dress up, wash bath, cure treatment, the general requirements of for the people pragmatic honest

16、 people as the theme, in carrying forward the spirit of Zhuanglang Zhuang, improve their work style, service to the masses of the people, the foundation of consolidating grassroots, promote transformation across efforts, to further implement the central eight regulations and The opposition party and

17、 government austerity waste regulations , double section provincial regulations, municipal provisions of the twelve plan and the implementation measures for on improving the work style of close ties with the masses law, highlight style building, carry out the whole wind spirit, resolutely oppose for

18、malism, bureaucracy, hedonism and wasteful extravagance to solve the problems, Party members and cadres of the style and the masses of people strong, the Ministry of Party members and cadres to further improve their thinking and understanding, to further change the style of the wind, the masses to c

19、lose, honest and pragmatic people honest image to further establish the foundation to further reinforce the basic level. Style of the building of the new results to promote the construction of a powerful force of the county and the ecological culture of the county and county construction.In educatio

20、nal practice activities of the unit is mainly: the county and below county departments under the organs, enterprises and institutions directly under the township, street, and community, village, non-public economic organizations, social organizations and other grass-roots organizations. Agencies and

21、 branches, each single unit, follow the rules on internal institutions. Educational practice with step by step.To adhere to the county leadership, leadership and leading cadres to focus on outstanding catch to directly contact the service of the masses of law supervision departments and window units

22、, service industry, educational practice, pay attention to grasp the heavy towns, streets and villages, community education activities and the masses of grassroots groups in close contact to strengthen, and the majority of Party members, cadres and the mass line line Marx doctrine view of the masses

23、 and the partys education.Always speak seriously as a basic attitude, adhere to positive education, to carry out criticism and self criticism group, adhere to the pragmatic, more emphasis on leadership, pay more attention to the layers of the demonstration, more focus on the four winds, solve the pr

24、oblem, pay more attention to open the door, the participation of the masses, pay more attention to the classification guidance. Orderly, pay more attention to the cooperation and cohesion driven, more strict requirements on injection, really supervision practice, ensure education practice is not emp

25、ty is not empty is not partial, not as a mere formality.Two, the key point of the taskThe main task of the countys education practice is to seize against four wind this focus on centralized solve outstanding problems asked County, township leadership and leading cadres of the four winds, the disadva

26、ntages of the style, scale behavior to a large scale investigation, overhaul, cleaning greatly. At the same time, respond to the concerns of the masses, safeguard the interests of the masses, pay attention to solve practical problems, solve the people around the unwholesome tendencies especially on

27、eat, take the card, Yong lazy luxury, extravagance and waste fees, privileges and other issues, timely and effective, without any discount to solve, to improve the style of real implementation of the requirements of real to the grassroots, real let group Benefit the public.(a) focus on solving the f

28、our winds outstanding issuesThe central and provincial requirements, the county leadership and leading cadres of key performance concept is not correct, do not dare to play, to engage in image project, political project, a leadership guide, a set of ideas, orders and prohibitions, and a policy, ther

29、e are countermeasures county. The units directly under the heavy focus on solving Yung lazy drag, buck passing skin, work is not implemented, the service is not active. The dynamic problem of law enforcement and supervision departments and window units, service industry mainly solve the door hard, u

30、gly face, something difficult, and arbitrary charges, fines, levies, and breach of privilege, chinakayao, not the problem of law. The township, street The collar of leading bodies and leading cadres to solve key does nottheir own conditions to develop the correct road, the maximum to avoid investmen

31、t risk, gain profit.(three) vigorously promote the brand. To establish brand awareness, awareness of the use of brand, brand value, brand acquisition performance, enhance the competitive strength. Concentrated manpower, careful planning, packaging and publicity of a number of unique, market influenc

32、e and coverage of the brand, the implementation of key breakthroughs, to enhance the competitive strength, walking business road the competition of alienation and characteristics, the pursuit of stability and development of the market.(four) to promote the integration of resources. To further broade

33、n their horizons, effective integration of resources within the group, the city resources, other industries and regional resources, mutual trust, mutual benefit, seeking win-win principle, in the framework of national policies and regulations, strict inspection and argumentation, legal consultation,

34、 examination and approval procedures, strict regulation of economic activities, attract injection the social investment to the industry group, to achieve leveraging the development, ensure that the value of state-owned assets.(five) to strengthen the construction management personnel. Strengthen the

35、 management of education and training of cadres and workers of the existing business, firmly establish the concept of the market, enhance the sense of crisis to adapt to market competition, the sense of urgency, improve the ability to respond to market competition, improve management and operation o

36、f the market. At the same time, according to the need of industrial development, vigorously the introduction of high-quality management management personnel, and strive to build a high-quality professional management team, hard work, and promote the entire workforce knowledge structure, age structur

37、e, structure optimization and upgrading ability, enhance core competitiveness, adapt to the need of market competition.(six) seriously study the policy for policy. Serious research about social support the development of cultural undertakings in the country and the XX policy, especially the policy o

38、f industrial development, financial investment policy, financial policy and tax policy, and actively seek policy, projects and funds, enterprise and industry group mission to promote leapfrog development.附表I 各分项工程工艺流程图挖方路基施工工艺流程图施工放样 特殊路基处理取 原 土 化 验整修边坡分段验收转入下层施工监理抽检自检振动压路机压实自卸汽车运土机械装土土石方开挖不合格填方路基施工

39、工艺流程图施工放样 特殊路基处理推土机、平地机找平清除杂草、树木、淤泥整修边坡分段验收转入下层施工监理抽检自检振动压路机压实取土化验并运至工作面整平碾压不合格不合格合格合格b.压路机的碾压行驶速度开始时宜用慢速,最大速度不宜超过4km/h;碾压时直线段由两边向中间,小半径曲线段由内侧向外侧,纵向进退式进行;横向接头一般重叠0.40.5m。c.压实土方需层层进行压实度的检验,经监理抽检合格后方可进行下一道工序的施工。6)路堑开挖路堑开挖前应挖出截水沟等防洪设施。挖方地段采用机械开挖,边坡坡率符合设计要求,并根据地形情况,路堑尺寸及土壤种类,准确放出坡脚线桩,确定合理的施工方案。路堑开挖后,经整平

40、碾压,密实度达到要求后,报请监理验收。(3)天然砂砾底基层施工:天然砂砾底基层集料必须符合设计要求的级配范围,根据底基层的宽度、厚度及测定的干密度,计算各段需要的干集料数量,根据料场集料的含水量以及所用运料车辆的吨位,计算每车材料的堆放距离。集料装车时,应控制每车料的数量基本相等。卸料距离应严格掌握,避免料不够或过多。料堆每隔一定距离应留一缺口。用平地机或其它合适的机具将料均匀地摊铺在预定的宽度上,表面应力求平整。天然砂料的含水量应该均匀,一般为最佳含水量+2%左右;用平地机将天然砂料进行整平和整形。用轮胎压路机在已初平的路段上快速碾压一遍,以暴露潜在的不平整。再用平地机进行整平和整形。整形后

41、,当天然砂料含水量等于或略大于最佳含水量时,立刻用15t以上三轮压路机、振动压路机进行碾压。碾压一直进行到要求的密实度为止,一般需碾压6-8遍,应使表面没有轮迹。严禁压路机在已完成的或正在碾压的路段上“调头”和急刹车。天然砂砾基层施工工艺框图 原材料检验做击实试验并确定最佳含水量试验段施工组织材料进场提出试验报告机械摊铺洒水碾压不合格自检合格监理验收分段验收(4)水泥稳定级配碎石基层施工:基层采用20cm水泥稳定级配碎石基层,配比为:水泥:碎石(重量比)=5:96。底基层采用水泥稳定级配碎石,配比为:水泥:碎石(重量比)=4:96。在机动车道上铺设200mm厚水泥稳定基层。具体要求如下:1)

42、拌和a配料要准确;b含水量要略大于最佳值,使摊铺后碾压的含水量能接近最佳值;c拌和要均匀。拌和采用厂拌设备拌和。拌和好的水泥稳定砂砾基层混合料要随拌随运随用,堆放时间不得超过2d。混合料如发生离析现象要重新进行翻拌。2) 摊铺a运到工地的混合料要及时摊铺。摊铺好的混合料必须当天碾压完毕。b摊铺使用自动找平的摊铺机摊铺配以人工整平,严禁用齿耙拉平。摊铺时按松铺系数(1.21.4)控制好松铺厚度。c摊铺施工时,均应自下而上分层进行。d其他摊铺要求与水泥稳定砂砾基层摊铺要求相同。3) 碾压a碾压工作采用机械压实。压实机械的选择根据工程规模、场地大小、填料种类、压实度要求、气候条件、压实机械效率等因素

43、综合考虑确定。b根据本工程的设计要求及技术要求,碾压采用1215t光轮压路机,1520t轮胎式压路机配合碾压。c在碾压前对填料层的松铺厚度、平整度(坡度)含水量进行检测,符合要求后方可进行碾压。d碾压开始时用慢速,最大时速不宜超过4km/h,碾压时直线段由两边向中间,小半径曲线段由内侧向外侧,纵向进退式进行,一般重叠后轮宽的1/2,前后两区段宜纵向重叠1.01.5m,做到无漏压、无死角,确保碾压均匀。碾压后表面不得有浮料、脱皮、松散现象。e碾压时的松铺厚度、平整度和含水量及碾压遍数应根据现场压实试验提供的数据进行,一层碾压好,经压实度检测合格后方可进行下道工序的施工,不合格处应进行补压后再做检

44、测,一直到合格为止。f施工时尽量减少纵、横向接缝。4) 养护a水泥稳定砂砾基层基层碾压完成后,即开始湿润养生。特别在施工后14d内,表面必须保持湿润。b在未铺面层以前不可开放交通。如需临时开放交通路段,应作沥青封层保护。c每层路基施工养生后,检查弯沉达到设计要求后实施上层结构,如不能满足设计弯沉,则应对症处理直至达到要求。(5)侧石安装施工方案基层交验合格后根据测量放线开挖侧石槽,安装时拉线控制侧石直顺度及高度,侧石间距应均匀。侧石要规格、颜色一致。安装要紧密,安砌完的侧石应顶面平整、线条直顺、弯道圆滑。安装好的侧石在此期间严防行人、车辆碰撞。(6)沥青砼面层施工方案1)透层沥青 在已建成并经

45、监理工程师验收合格的基层上应洒布透层沥青。透层使用的沥青材料,应符合规范及设计图纸的要求,材料经检验合格后经监理工程师批准后方可使用。准备浇洒沥青的工作面,应整洁而无尘埃。监理工程师对已准备好的工作面进行检查,在未批准前不得喷洒沥青材料。洒布沥青材料的温度不应低于10,风速适度。浓雾或下雨不应施工。喷洒区附近的结构物和树木表面应用塑料布覆盖,以免溅上沥青受到污染。在喷洒透层沥青后,如不能立即铺筑沥青面层,而需开放施工车辆通行时,应立即洒布(23)M 3/1000M2的石屑和粗砂,并用轻型压路机滚压一遍。2)沥青砼面层:进入沥青拌合站的面层材料必须按照规范及设计要求的试验项目检验合格并报监理工程

46、师检验、批准后,方可使用。 下面层施工开始前28天将沥青材料的出厂证明及试验项目检验合格报告报监理工程师检验、批准。两层面层施工开始前28天向监理工程师提交拟用的沥青混合料级配、沥青用量及沥青混合料稳定度、流值、空隙率、动稳定度、残留稳定等各项技术指标的书面详细说明。在提交的目标配合比未经监理工程师批准前,不得进入生产配合比设计。3)沥青混合料的拌和 a.粗细集料应分类堆放和供料,取自不同料源的集料应分开堆放。每个料源的材料应进行抽样试验,并经监理工程师批准。 b.拌和时,每种规格的集料、矿粉和沥青都必须按批准的生产配合比准确计量,其计量误差应控制在规定的范围内。 c.沥青的加热温度、矿料的加热温度、沥青混合料的出厂温度,保证运到施工现场的温度均应符合规范要求。所有过度加热,即沥青混合料出厂温度超过正常温度高限的30时,混合料应予废弃。拌和后的混合料必须均匀一致,无花白、无粗细料离析和结团现象。 d.材料的规格或配合比发生改变时,应根据室内试验资料进行试拌。试拌必须抽样检查混合料的沥青含量、级配组成和有关指标,并报请监理工程师批准。4)沥青混合料的运输 a.已经离析或结成团或在运料车辆卸料时滞留于车上的混合料,以及低于规定摊铺温度或被雨水淋湿的混合料都应放弃。 b.运至铺筑现场的混合料,应在当天或当班完成压实。6)沥青混合料的摊铺 a.摊铺沥青混

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