混凝土工程安全施工方案.doc

temporary construction organization design requires the implementation of the overall layout. 2 site near the high voltage line protection near power lines to have a reliable protective measures protective closely, to meet safety requirements. 3 branch set up distribution box into outlet sleeve and a cross arm to be used; Access to wires neatly, reasonable matching; Prohibited the use of insulation is poor, aging skin, broken wires, to prevent leakage; Should be fixed by insulators, and overhead laying; Line the hallway to have a reliable protection; Direct buried lines, laying depth of not less than 0.6m, leads to the ground from the 2m height to the ground at 0.2m, you must set up protective casing. 4 spot lights hand-held lamp 36V safe voltage should be used; 36V safety at hazardous voltages, particularly in hazardous areas using 12V; Lighting wires should be fixed on the insulators; Insulated rubber sheathed cable for field lights, lighting the use of sheathed wires; Lighting circuits and lighting from the ground not less than the prescribed distance, prohibited the use of electric arc furnace; To prevent the wire insulation is poor, aged, broken skin and leakage, with tungsten heating is strictly prohibited. 5 to set up low-voltage lines are not allowed to use bamboo poles, pole cross arm should be established and insulators; Fine wires can not be mounted on scaffolding or tree branch; Overhead lines required high enough off the ground. 6 electric . Project name: 5-5-2 sequential order of the subsidence observation observation point number support (supporting) and diagrams year month day year month day year month Day, the distance (m) deformation (mm) the relative distance (m) deformation (mm) the relative distance (m) deformation (mm) today this this this this cumulation Engineering formwork supporting system self-test State observer records form template project name: construction site: construction: support materials: Ann 5-6 serial number check project check requirements behave records results 1 construction programme programme full, support system design calculation, and approval procedures complete, job Qian should for security low-down, low-down material full 2 support material support column material: wood Rod application pine or FIR, shall not used easy deformation, and decay, and split crack, and dry section of wood; as used pipe, pipe od shall not is less than 48x3.5 of pipe, no serious rust, and crack, and deformation 3 column stable column bottom of pad material, Shall conform to the construction design requirement, do not use bricks blocked up by construction organization design requirements, support height () when m, between columns of the level of support set () road horizontal support, vertical scissors spacing (), m, spacing for horizontal scissors () m. Column spacing in accordance with design requirements, portrait () mm, transverse () mm pole joints should be staggered, long barstavebn tm vdce mst een. een by mlo zahrnovat analzu rizik, monost nehod charakteristik a nouzovch postup, nouzov zpracovn a obsah opaten. 4, integrovan pohotovostn plny, speciln havarijn plny a mst een by mly bt mezi sebou a s ostatnmi jednotky zapojeny v nouzi, kter jsou vzjemn propojeny. 5, havarijn pln by ml zahrnovat havarijn personl a organizace kontakt, nouzov rezervn seznam a dal informace. Informace by mly bt pravideln aktualizovny a zajist, e informace jsou pesn a platn. tyi, havarijn pln revize 1, Recenze pohotovostn plny pezkoumn formul a prvky pezkumu a opaten pijatch dvma zpsoby. Kdy host slou pedevm pro havarijn plny pro zznam v podob Recenze, prvek hodnocen pro nouzov hodnocen. . Kd pro porn ochranu konstrukce budov a nsk republice ny exploze nebezpen oblasti elektrick bezpenostnch pedpis a pedpis o porn ochranu design rafinaci ropy a chemickch podnik, napklad poadavky na pedpisech a nazench. 2. pi provdn instalace me zpsobit por, exploze, kter sti by mly bt pln nastaven peht, petlaku, micch pstroj, alarm (zvuk a svtla). 3. kde je holav plyn (pra) me unikat , holav plyn koncentrac detekce, alarm by mla bt nastavena. 4. vechny komunikoval s holav, vbun zazen s inertnm plynem, plynov penosov potrub, by mla bt nastavena zabrnit holavch a vbunch ltek do zazen, ale nemla bt samostatn zptn ventil. 5. holav plyn (pra) nastavit plamen svodi odvzduovac vvod, snadno pracovat, kde se zastavit ventily, aby pi vstupn vtrac potrub je v plamenech, peruil por plynu odvzduovac potrub ml bt nainstalovn v nejni hasicho zazen. 6. kdy dopravu holavch materil by mla odpovdat prmru potrub a stedn mrn odpor, sprvn zen prtoku, co nejvce se vyhnout statick elektiny. Antistatick opaten, jako jsou zazen, potrub, by mlo bt v souladu s technickmi pedpisy pro uzemnn design pro chemick podniky pslunch ustanoven. 7. nhl vbun petlaku nebo rychlho rozkladu vrobnch zazen nebo skladovacch zazen by mly bt vybaveny vbuchu (nevbun membrna), vvoz nonel trubice smrem k bezpenosti a aby prevence sekundrnch exploz, protiporn opaten. 8. vrobnthe principle of simplified EIA of construction projects in the region. In terms of land, linked to the implementation of urban and rural construction land increase and decrease, replacement indicators for priority areas project. Charges, into the projects of water, electricity, administrative charges and preferential policies. In the area of taxation, and settled in areas of industry and its production company, within 5 years after the completion of fiscal incentives to enterprises. In terms of financing, integration of land, tax, financial and other resources, and construct Government credit + business credit credit system, establishment of marketization, commercialization and modernization of the investment and financing platform; effective Bank-enterprise docking, encourages private capital into the Park, to raise industry development fund. 5, optimize the environment and service industries. To create policy lowlands, Highlands, integrity of service land, development land as the goal, to optimize the area under development environment. All administrative law enforcement departments to appoint a full-time personnel stationed in areas dedicated to coordinating and solving problems associated with businesses in this sector. When there are substantial issues, sector leaders arranged to personally intervene, in-person, in-person push tangible area building a green light, easy line. To further reduce and standardize administrative examination and approval items, simplify examination and approval links, improve efficiency; according to the .Since the educational practice of the mass line of the party, himself seriously in the education, practical control central eight rules and opposing the four winds and practicing three Suns, and check the spirit of Jiao Yulu, ideology, solicit opinions based on outstanding problems checked swing, careful analysis and reflection. Will now check report is as follows: first, adherence to the partys political discipline, eight in the central provision, change the style of the basic situation of 1, in compliance with the partys political disciplines. Conscientiously abide by the partys political discipline, abide by the Constitution and the rules and regulations of the party, in the political, ideological and maintain highly consistent with the CPC Central Committee on the action, there is no violation of the partys political discipline problems. 2, in the implementation of the central authorities of the eight provisions. Improving research, improving research methods, but there are less grass-roots units, primary first-hand an inadequate grasp of the problem, which is to be strengthened in the future. Second, construction, strictly in accordance with the provisions to streamline and improve the quality of meetings of the Conference. Third, streamlining file briefs, culture involves all aspects of propaganda and ideology, sometimes due to the practical needs of invention notifications, this area needs further长江汉普顿桃岛苏家浩大桥工程混凝土工程安全施工方案重庆巨能建设（集团）有限公司二0一四年一月混凝土工程安全施工方案一、 原材料运输和堆放的安全要求（一）取水泥时必须逐层顺序拿取。（二）用手推车运输水泥、石子，不应高出车斗，行驶不应抢先爬头。（三）临时堆放备用水泥，不应堆叠过高，如堆放在平台时，应不超过平台的容许承载能力。叠垛要整齐平稳。（四）运输道路要平整，走桥要钉牢，不得有未钉稳的空头板，并保持清洁，及时清除落料和杂物。（五）上落斜坡时，坡度不应太陡，坡面应采取防滑措施，在必要时坡面设专人帮力拉上。（六）车子向搅拌机料斗卸料时，不得用力过猛和撤把，防车翻转，料斗边沿应高出落料平台10cm左右为宜，过低的要加设车挡。二、 混凝土搅拌的安全要求（一）、搅拌必须遵守如下安全要求：1、机操作人员，应经过专门技术和安全规定的培训，并经考试合格后，方能正式操作。2、搅拌机使用应按“混凝土搅拌机使用安全要求”有关要求执行。3、向搅拌机料斗落时，脚步不得踩在料斗上，料斗升起时，料斗的下方不得有人。4、清理搅拌机料斗坑底的沙、石时，必须与司机联系，将料斗升起并用链条扣牢后，方能进行工作。5、进料时，严禁将头、手伸入料斗与机架之间察看或探摸进料情况，运转中不得用手、工具或物体伸进搅拌机滚筒内抓料。（二）混凝土拌和楼必须遵守如下安全要求：1、拌和楼的操作人员，必须经过专门的技术培训，熟悉本楼要求，具有相当熟练的操作规程技能，并经考试合格后方可正式上岗操作。2、操作人员应熟悉本楼的机械原理和混凝土生产基本知识，懂得电气、高处、起重等到作业的一般安全常识。3、电气作业人员属特种作业人员，须经安全技术培训、考核合格并取得操作证后方要独立作业。熟悉本楼电气原理和设备、线路及混凝土生产者基本知识，懂得高处作业的安全常识。作业时每班不得少于2人。4、操作人员必须穿戴工作服和防护用品，女工应将发辫塞入帽内。5、严禁酒后精神不正常的人员登楼操作，非操作人员未经许可不准上楼。6、消防设施必须齐全、良好、符合消防规定要求。操作人员均应掌握一般消防知识和会使用这些设施。7、拌和楼内禁止存放汽油、酒精等易燃物品和易爆物品，必须使用权时应采取可靠的安全措施，用后立即收回；其他润滑油脂亦应指定存放地点，废油、棉纱应集中存放，定期处理，不准乱扔、乱泼。8、禁止用明火取暖，必要时可用蒸汽集中供热、保温。9、电气设备的金属外壳，必须有可靠接地，其接地电阻应不大于4。雷雨季节前应加强检查。10、电气设备的带电部分，当断下电源及电子秤后，对地绝缘电阻不小于0.5M。11、各电动机必须兼有过热短路两种保护装置。12、当发生触电事故时，应立即断开关电源，并进行急救。13、未经主管部门同意，不得任意改变电气线路及元件；检查故障时允许装接辅助边线，但故障排除后必须立即拆除。14、拌和楼上的通风、除尘设备应配备齐全，效果良好，大气中水泥粉尘、骨料粉尘浓度应符合工业三废排放标准规定，不超过150mg/m3。三、混凝土输送的安全要求（一）临时架设混凝土运输用的桥道的宽度，应能容两部手推车来往通过并有余地为准，一般不小于1.5m。架设要牢固，桥板接头要平顺。（二）两部手推车碰头时，空车应预先放慢停靠一侧让重车通过。车子向料斗卸料，应有挡车措施，不得用力过猛和撤把。（三）用输送泵输送混凝土，管道接头、安全阀必须完好，管道的架子必须牢固且能承受输送过程中所产生的水平推力；输送前必须试送，检修必须卸压。（四）禁止手推车推到挑檐、阳台上直接卸料。（五）用铁桶向上传递混凝土时，人员应间站在安全牢固且传递方便的位置上，铁桶交接时，精神要集中，双方配合好，传要准，接要稳。（六）用吊罐（斗）浇筑混凝土时应设专人指挥。要经常检查吊罐（斗）、钢丝绳和卡具，发现隐患应及时处理。（七）使用权钢井架物料提升机运输时，应按“钢井架物料提升机”有关规定执行，手推车推进吊笼时车把不得伸出笼外，车轮前后要档牢，稳起稳落。（八）禁止在混凝土初凝后、终凝前在其上面行走手推车（此时也不宜在上面铺设桥道行走），以防振动影响凝土质量，当混凝土强度达到1.2MPa才允许上料具等。运输通道上应铺设桥道，料具要分散放置，不得过于集中。混凝土强度达到1.2MPa时间可以通过试验确定，也可以参照下表。混凝土达到1.2MPa强度所需龄期参考表外界温度（）水泥品种及标号混凝土强度等级期限外界温度（）水泥品种及标号混凝土强度等级期限（h）15普硅425C15481015普硅425C1524C2044C2020矿渣325C1560矿渣325C1532C2050C2024510普硅425C153215以上普硅425C1520以下C2028C2020以下矿渣325C1540矿渣325C1520C2032C2020四、 混凝土浇筑与振捣的安全要求（一）浇筑深基础混凝土前和在施工过程中，应检查基坑边坡土质有无崩裂塌的危险。如发现危险现象，应立即排除。同时，工具、材料不应堆置在基坑边沿。（二）浇筑混凝土使用的溜槽及串筒节间应连接牢固。操作部位应有护身栏杆，不准直接站在溜槽帮上操作。（三）浇筑无楼板的框架梁、柱混时，应架设临时脚手架，禁止站在梁或柱的模板或临时支撑上操作。（四）浇筑房屋边沿梁、柱混凝土时，外部应有脚手架或安全网。如脚手架平桥离开建筑物超过20 cm 时，须将空隙部位牢固遮盖或装设安全网。（五）浇筑拱形结构时，应自两边拱脚对称地同时进行；浇圈梁、雨篷、阳台，应设防护措施；浇筑料仓时，下出料口应先行封闭，并搭设临时脚手架，以防人员下坠。（六）夜间浇筑混凝土，应有足够的照明设备。（七）使用振捣器时，应按混凝土振捣器使用安全要求执行，湿手不得接触开关，电源线不得有破损和漏电。开关箱内应装设防溅的漏电保护器，漏电保护器其额定漏电动作电流应不大于30mA，额定漏电动作时间应小于0.1s。五、 混凝土养护的安全要求（一）已浇守的混凝土，应加以覆盖和浇水，使混凝土在规定的养护期内，始终能保持足够的湿润状态。（二）覆盖养护混凝土时，楼板如有孔洞，隐钉板封盖或设置防护栏杆或安全网。（三）拉移胶水客浇水养护混凝土时，不得倒退走路，注意梯口、洞口和建筑物的边沿处，以防踏误失足坠落。（四）禁止在混凝土养护窖（池）边沿站立或行走，同时应将窖（池）盖板和地沟孔洞盖牢和盖严，严防失足坠落。六、 混凝土工程机械使用安全要求（一）一般安全要求1、混凝土机械上装置的内燃机、电动机、空压机以及液压传动机构应符合“通用机械”有关的安全规定。2、作业场地要有良好的排水条件，机械近旁应有水源，机棚内应有良好的通风，采光及防雨，防冻条件，并不得有积水。3、固定机械要有可靠的基础，移动式机械应在平坦坚硬的地坪上用方木或撑架架牢，并保持水平。4、气温降到5以下时，管道、泵、机内均应采取防冻保温措施。5、作业后，应及时将机内、水箱内、管道内的存料、积水放尽，并清洁保养机械，清理工作场地，切断电源，锁好电闸箱。6、 装有轮胎的机械，转移时拖行速度不得超过25 km/h。（二）混凝土搅拌机使用安全要求1、固定式搅拌机的操纵台应使操作人员看到各个部位工作情况，仪表、指示信号准确可靠，电动搅拌机制操纵台应垫上橡胶或干燥板。2、移动式搅拌机长期停放或使用时间超过3个月或上时，应将轮胎卸下妥善保管，轮轴端部应做好清洁和防锈工作。3、搅拌机的齿轮、皮带传动部分，均应装设防护罩。 4、传动机构、工作装置、制动器等，均应紧固、灵活可靠，保证正常工作。5、骨料规格应与搅拌机的性能相符，超出许可范围的不得使用。6、作业前应进行空机试运转，检查搅拌筒或搅拌叶的转动方向、各工作装置的操作、制动、确认正常，方可作业。7、向搅拌筒内加料应在动转中进行，添加新料必须先将搅拌机内原有的混凝土全部卸出后才能进行，不得中途停机或在满载荷时启动搅拌机，反转出料者除外。8、作业中，如发生故障不能继续运转时，应立即切断电源，将搅拌机筒内的混凝土清除干净，然后进行检修。9、作业后应对搅拌机进行全面 清洗，操作人员如需进入筒内清洗或检修时，必须切断电源，设专人在外监护，或卸下熔断器并锁好电闸箱，然后方可进入。10、作业后，应将料斗降落到料斗坑，如须升起则应用链条扣牢。（三）混凝土泵送设备使用安全要求1、泵送设备放置应离基坑边缘保持一定距离。在布料杆动作范围内无障碍物，无高压线，设置布料杆动作的地方必须具有足够的支承力。2、水平泵送的管道敷设线路应接近直线，少弯曲，管道及管道支撑必须牢固可靠，且能承受输送过程所产生的水平推力；管道接头处应密封可靠“Y”型管道应装接锥形管。3、严禁将垂直管道直接装腔作势接在泵的输出口上，应在垂直管架设的前端装接长度不小于10cm 的 水平管，水平管近泵处应装逆止阀。敷设向下倾斜的管道时，下端应采用弯管等办法，增大阻力。如倾斜度较大，必要时，应在坡道上端装轩排气活阀，以利排气。4、砂石粒径、水泥标号及配合比应按原厂规定满足泵机可泵性的要求。5、天气炎热时应使用湿麻袋、湿草包等遮盖管道。6、泵车的停车制动荷锁紧制动应同时使用，轮胎应楔紧，水源供应正常和水箱应储满清水，料斗内应无杂物，各润滑点应润滑正常。7、泵送设备的各部螺栓应紧固，管道接头应紧固密封，防护装置应齐全可靠。8、各部位操作开关、调整手柄、手轮、控制杆、悬塞等均应在正确位置。液压系统应正常无泄漏。9、准备好清洗管、清洗用品、接球器及有关装置。作业前，必须先用按规定配置的水泥砂浆润滑管道。无关人员必须离开管道。10、布料杆支腿应全部伸出并支固，未支固前不启动布料杆。布料杆升离支架后方可回转。布料杆伸出时，应按顺序进行，严禁布料杆起吊或拖拉物件。11、当布料杆处于全伸出时，应按顺序进行，严禁移动车身。布料杆不得使用超过规定直径的配管，装接的软管应系防脱安全绳带。12、应随时监视各种仪表和指示灯，发现不正常应及时调整处理。如出现输送管堵塞时，应进行逆转（反抽）使混凝土返固料斗，必要时应拆管排除堵塞。13、泵送工作应连续作业，必须暂停时应每隔510min(冬季35min )泵送一次。若停止较长时间后泵送，应先逆向运转一至二个行程，然后顺向泵送。泵送时料斗应保持一定量的混凝土，不得吸空。14、应保持清洁度室内储满清水，在泵送时不断注入清水，使清洗室水质保持一定清洁度。当发现水质混浊并有较多沙粒时应及时检查处理。15、泵送系统受压力时，不得开启任何输送管道和液压管道。液压系统的安全阀不得任意调整，蓄能器只能充入氮气。16、作业后，必须将料斗内和管道内混凝土全部输出，然后对泵机、料斗、管道进行清洗，用压缩空气冲洗管道时，管道出口端前方10m内不得站人，并应用金属网篮等收集冲出的 泡沫橡胶及砂石粒。17、严禁用压缩空气冲洗布料杆配管。布料杆的折叠收缩 应按顺序进行。18、将两侧活塞运转到清洗室，并涂上润滑油。19、作业后，各部位操纵开关、调整手柄、手轮、旋塞等均应复回零位。（四）混凝土振捣器使用安全要求1、作业前，检查电源线路应无破损漏电，漏电保护装置应灵活可靠，机具各部连接应紧固，旋转方向正确。2、振捣器不得放在初凝的混凝土、楼板、脚手架、道路和干硬的地面上进行试振。如检修或作业间断时，应切断电源。3、插入式振捣器软轴的弯曲半径不得小于50 cm，并不得多于两个弯；操作时振捣捧应自然垂直地插入混凝土，不得用力硬插、斜推或使钢筋夹注棒头，也不得全部插入混凝土中。4、振捣器应保持清洁，不得有混凝土粘结在电动机外壳上妨碍散热。发现温度过高时，应停歇降温后方可使用。5、作业转移时，电动机地电源线应保持有足够地长度和松度，严禁用电源线拖拉振捣器。6、电源线路要悬空移动，应注意避免电源线与地面和钢筋相摩擦及车辆的辗压。经常检查电源线的完好情况，发现破损应立即进行处理。7、用绳拉平板振捣器时，拉绳应干燥绝缘，移动或转向不得用脚踢电动机。8、振捣器与平板应保持紧固，电源线必须固定在平板上，电器开关应装在手把上。9、在一个构件上同时使用几台附着式振捣器工作时，所有振捣器的频率必须相同。10、操作人员必须穿戴绝缘胶鞋和绝缘手套。11、作业后，必须切断电源，做好清洗、保养工作。振捣器要放在干燥和，并有防雨措施。temporary construction organization design requires the implementation of the overall layout. 2 site near the high voltage line protection near power lines to have a reliable protective measures protective closely, to meet safety requirements. 3 branch set up distribution box into outlet sleeve and a cross arm to be used; Access to wires neatly, reasonable matching; Prohibited the use of insulation is poor, aging skin, broken wires, to prevent leakage; Should be fixed by insulators, and overhead laying; Line the hallway to have a reliable protection; Direct buried lines, laying depth of not less than 0.6m, leads to the ground from the 2m height to the ground at 0.2m, you must set up protective casing. 4 spot lights hand-held lamp 36V safe voltage should be used; 36V safety at hazardous voltages, particularly in hazardous areas using 12V; Lighting wires should be fixed on the insulators; Insulated rubber sheathed cable for field lights, lighting the use of sheathed wires; Lighting circuits and lighting from the ground not less than the prescribed distance, prohibited the use of electric arc furnace; To prevent the wire insulation is poor, aged, broken skin and leakage, with tungsten heating is strictly prohibited. 5 to set up low-voltage lines are not allowed to use bamboo poles, pole cross arm should be established and insulators; Fine wires can not be mounted on scaffolding or tree branch; Overhead lines required high enough off the ground. 6 electric . 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