人行道栏杆及预制安装技术方案.doc

evaluation of scientific development. Nature security type-nature security is to maintenance people of health value for target, through strengthening security based management, and risk management, and equipment management and technology supervision, ensure production in the people, and real, and system, and system, elements security reliable, and harmony unified, full control various against factors, achieved thought no slack, and management no empty document, and equipment no hidden, and system no blocked, and unit zero non-stopped. Quality and efficiency-quality benefit is to adhere to the enterprise survival, profit and development business truth, adhere to the all activity is economic activity, all costs can be controlled, money should not be wasted management philosophy, management analysis, to improve management quality, improve cost control capacity and market competitiveness. Innovation of science and technology-science and technology innovation is to play the role of science and technology as the primary productive force, active use of new technologies, new materials, new processes, new equipment, increase investment in science and technology, strengthening scientific and technological training, speeding up transforming scientific and technological achievements, forming a number of proprietary technology, enhancing core competitiveness. Resource-saving-the-resources saving enterprise was to reduce coal consumption, water consumption, electricity at the core, enhance the operation of lean management to realize low consumption, high efficiency, reduce production costs. Second is to strengthen the business, financial, material, information and the optimization of organization and management, saving the internal transaction costs. Harmonious development of harmonious development-is to construct a foreign environment for development. XING refers to the internal security firm and internal management of the internal management measures are effective, harmonious. Foreign currency means Enterprise coordinating development of homeopathy, well, get along with the neighbors better. (B) XX 2013 five enterprises building intrinsic safety power company goals are: unplanned outage 0 times. Class of disorders 0, 0 is equivalent forced outage rate. No personal injury accident, material and equipment accidents do not occur, no fire, no environmental pollution accident. Enterprise integrated to achieve zero cases of violation, zero accidents, zero. Quality goal is: when generating capacity 7.5 billion-kilowatt, sales of over 7.11 billion kWh, total profits of 306.6 million Yuan, . BFS+、PI、MIS、SCM Information systems infrastructure, fully integrated information system to realize information resources sharing; to expand the breadth and depth of the portal system, information system of Enterprise Management Assistant role to play; to improve the day-to-day operation and maintenance operation record of promoting causes and transfer system; to strengthen the training栏杆预制及安装施工方案 编制人： 杨 帅 编制时间： 2013.5.22 supervision in large and medium goods vehicle. A is established large vehicles and small vehicles classification management of motor vehicle test mode, increased medium van car, and dangerous goods transport car, and school car test project; II is established motor vehicle test regulatory platform, achieved motor vehicle test full process video, and data remote regulatory; three is strictly motor vehicle identification management, equipped with unified of identification equipment and tool, using mobile identification Terminal, and law enforcement records instrument, technology identification means. As to 20XX years June 20 statewide motor vehicle keep volume for 567,408 car, and last year earlier than growth 75,814 car, growth 13.36%; this year January-June, vehicles management section and license archives management section total accepted the motor vehicle registration business 42,543 car times, which registered registration 6,905 car times, and transfer registration 3,592 car times, and change registration 1033 car times, and mortgage registration 696 car times, and cancellation registration 187 car times, and into business 980 car times, and Archives corrections 81 pieces times, and issued test qualified logo 25,429 car times, and other vehicles business 3,640 car times; supervision Survey Section relies on motor vehicle detection remote issued test qualified logo software platform supervision motor vehicle test, and identification situation 7418l liangci, investigation motor vehicle exception business 30 car times, his pards business warning 244 article, vehicles and driving people sound video regulatory screenshots 1852 Zhang, checks motor vehicle archives 716 pieces times, and medium bus, and medium above truck, and Of hazardous chemicals, vehicles and school buses and other key vehicle inspection record of 420. (C) based on their own, and strict adherence to defense, more cheating, false false fugitive suspects, robbery suspect vehicles and the Internet crackdown. DMV full play to the first line of Defense position control, investigating cheating, fake identification and robbery suspect vehicles through operational work, and carefully examine the documents and legal proof, check traffic violations, traffic accidents, the fugitive suspect suspected vehicles and theft than to work, further tight car, driving management business formalities review procedures. . Truck driver information management platform. Motor vehicles and traffic police departments, State transport authority to further clarify the Division of labour, implementation responsibility, strengthen our collaboration and management together, reinforcing the management of drivers on which strongly synthetic warfare and information warfare. 3 strictly implemented. From May 1 up, a is implemented complex road and bad weather driving exam, currently DMV is urged contractors party in treasures driving school increased simulation Highway, and continuous urgent detours, and snow days, and wet sliding road, and burst situation disposal, subjects II field to driving exam project, is expected11栏杆预制及安装施工方案目 录一 工程概况1二 编制依据1三 施工准备1四 施工方法及工艺流程24.1 栏杆预制24.1.1 栏杆预制工艺流程24.1.2 施工方法34.2 栏杆安装54.2.1安装施工工艺54.2.2 安装流程54.2.3 安装技术要求6五 人员、机械、材料及工器具配备85.1 人员配备85.2 机械配备85.3 主要材料及工器具配备9六 工期安排10七 质量、安全保证措施107.1 质量保证措施107.2 安全保证措施11栏杆预制及安装施工方案一 工程概况宁安城际铁路NASZ-4标段1分部范围内人行道栏杆预制及安装施工范围为DK40+069-DK41+568及DK43+559-DK46+754，其中里DK40+069-DK41+450及DK43+900-DK45+400只有线路左侧是人行道栏杆，其它范围内的里程线路两侧均为人行道栏杆。人行道栏杆预制在雨山制梁场小型预制构件场进行。二 编制依据2.1 宁安施（桥）参-7；2.2 通桥（2008）8388A；2.3 客运专线桥涵工程施工质量验收暂行标准（铁建设 2005160号）；2.4 铁路混凝土工程施工质量验收补充标准（铁建设 2005160号）；2.5 铁路桥涵工程施工安全技术规程（TB10303-2009）；2.6 客运专线铁路桥涵工程施工技术指南（TZ213-2005）；2.7 铁路混凝土工程施工技术指南（TZ210-2005 ）；2.8 现场施工技术调查和我单位类似工程的施工经验。三 施工准备3.1 技术人员熟悉设计图纸、规范、验标及其他设计文件，同时充分理解设计意图，编制施工方案及技术交底。3.2 施工人员、设备、原材料进场。3.3 组织进场施工人员进行安全技术交底及相关培训。3.4 对各种进场原材料进行检验，不合格料严禁进入工地；3.4 对上道工序遮板的安装进行验收；3.5 制作特殊设备检查接触网上预留钢板1是否与相应栏杆立柱相碰撞，对于相碰撞的需及时制定专项方案进行处理。3.6 连续梁处的栏杆安装，需事先测定连续梁处遮板预埋件之间间距，并进行记录以便特殊距离栏片及扶手的预制。四 施工方法及工艺流程4.1 栏杆预制4.1.1 栏杆预制工艺流程栏杆采用集中预制，其中立柱、扶手、栏片、柱帽预制时分别一次性预制完成，采用高强度塑模与平板振动器上浇筑成型，基材采用一次性振捣成型工艺，其工艺流程如图4-1。栏杆预制工艺流程图4-14.1.2 施工方法栏杆钢筋在钢筋焊接胎具上进行，其主要工序施工方法如下：1 钢筋加工钢筋加工按下料弯曲绑扎(立柱焊接）成型的工艺流程进行生产，各部位的尺寸严格按照图纸加工，钢筋绑扎严格按照图纸及规范进行绑扎，绑扎成型的钢筋分类码放整齐。2 模板施工模板采用专业厂家定制的ABS塑模，使用前涂刷脱模剂，保证模具内的清洁。安装钢筋笼时，将定型模具打开，放入钢筋笼，调整钢筋笼与栏杆模板间的保护层，锁紧模板四周的定位卡，然后浇筑混凝土。拆下的模板及时清理粘结物，并分类堆放整齐。3 混凝土施工栏杆采用C50无机复合型混凝土，混凝土利用雨山制梁场搅拌站进行搅拌，用混凝土罐车对混凝土进行运输，混凝土运输到指定位置摊铺于薄钢板上由人工将混凝土灌入模板。混凝土振捣采用振动台进行振捣，振捣至混凝土不再下沉、无较大气泡、表面泛浆为止，避免过振。4 栏杆的养护混凝土强度达到设计强度50%时方可进行脱模，栏杆产品脱模后，放在成品区堆放整齐，覆盖土工布洒水保湿养护七天，每天至少洒水三次。5 成品存放栏杆的立柱、扶手、栏片应分不同构件分开进行堆放，以避免构件开裂。要求场地平整，在距端头20cm处用垫木垫起成为支点，栏片产品堆放应立放、贴紧，倾斜度应不大于15度。层层之间接触面加垫板，竖向堆码层数不超过15层。6 施工要求 栏杆预制要求 表1序号名称允许偏差检验方法1立柱截面长度3.0mm尺量2立柱截面宽度3.0mm尺量3立柱高度3.0mm尺量4立柱预埋件位置误差3.0mm尺量5扶手、栏片、柱帽及预留立柱插槽尺寸3.0mm尺量4.2 栏杆安装4.2.1安装施工工艺栏杆安装施工工艺见图4-2遮板顺直度验收遮板螺栓验收遮板钢板验收安装立柱检查立柱间距调整立柱间距安装栏片安装扶手柱顶灌浆安装柱帽加固螺母检查、验收栏杆安装施工工艺图4-24.2.2 安装流程1 采用自制龙门吊进行安装（图4-3），各级操作人员分工明确，严格按照安装工艺顺序确定人员和岗位；2 安装立柱时，必须两人抬一根立柱，立柱底部预留孔对准桥梁遮板上预留的螺栓一次性准确放下，然后及时拧上螺帽，注意不要拧紧；3 校正立柱必须是有专业技术的人员来操作。首先调整立柱间距保证立柱间距符合施工要求；间距调整好后再校正立柱的垂直度，校正立柱垂直度是安装过程中比较重要的一个环节。要对立柱的正面和侧面进行反复地校正，直到校正好为止。4 安装栏片时，不能用硬力，注意栏片和扶手、遮板间空隙。安装后，栏片与横梁间的缝隙不能超过2；5 安装扶手钢筋位置，两头伸出的钢筋一头高一头低，低的一头与相邻扶手的高的一头交叉放在一个柱顶上，不能把一样高的放在一个立柱上，以防钢筋相互碰头；6 栏片全部安装好后，拧上栏片上的螺帽，并用扳手拧紧；7 配制用的水泥是普通硅酸盐水泥，采用1：2水泥砂浆；8 栏片安装好，开始安装柱帽，柱帽要沉入到立柱顶一公分，紧固定位，校准，然后拧紧柱帽螺帽，并且灌浆，抹平表面；4.2.3 安装技术要求1 搬动桥梁栏杆各构件产品时必须轻搬轻放，严格按照以上技术要求进行安装。2 立柱锚固安装，应保持立柱垂直度，立柱垂直度应控制在h/1000范围内，保证立柱下钢板平整，与桥梁遮板上的预留钢板要紧贴，孔位误差控制在15mm。立柱钢板与主筋采用采用手工电弧焊满焊，焊缝与长度满足规范要求，无漏焊现象。3 栏片与扶手通过遮板预留卡槽连接，卡槽精度应在规定范围内，安装前应在插槽内放置少量水泥砂浆，保证栏片安装精度。栏片与卡槽连接要密实，保证其上下两端连接牢固性。扶手高度应保持一致，用10m线量矢度不大于10mm。4 扶手在立柱顶的卡槽内进行连接，将两侧扶手端头预留钢筋及立柱预留钢筋在拄顶进行连接（连接采用焊接），安装就位后，灌入水泥浆封端。两侧扶手的安装应保证其平顺性。5 位于曲线上的预置梁本身为直线，在梁缝处的伸缩段栏杆会出现转折，桥梁栏杆随梁体线型按曲线分布。同一孔梁梁缝处伸缩段栏杆长度不一致。6 位于坡道上的桥梁栏杆，安装时注意立柱保持与梁面垂直。制作栏杆安装龙门吊图4-3五 人员、机械、材料及工器具配备5.1 人员配备人员配备及主要工作内容详见表2 人员配备表 表2序号工种人数工作内容1项目负责人1负责日常工作，合理分配人、财、物2技术负责人1负责现场施工技术工作3技术员、质检员1现场技术指导及成品验收工作4试验员2负责检验批次试块制作、强度检测、原材料检验及资料整理5专职安全员1现场安全管理6叉车司机1操作叉车7司机1成品运输8钢筋工4负责钢筋加工、绑扎、焊接9木工、混凝土工4负责模板清洗、混凝土浇筑及养护10栏杆安装工4负责栏杆安装11电工1负责施工用电12合计215.2 机械配备主要机械配备见表3 机械配备表 表3序号名称单位数量用途12T叉车辆1负责立柱、栏杆、栏片等成品装卸216T运输车辆1立柱、栏杆、栏片等成品运输3自制龙门吊台1栏杆安装48m混凝土罐车辆1混凝土运输5.3 主要材料及工器具配备主要材料及工器具配备见表4 材料及工器具配备表 表4序号名称种类及型号数量备注1塑模立柱65套2伸缩缝立柱10套3扶手65套4栏片150套5柱帽70套2吊装带FA0140个额定荷载1t3振动台1台改装4钢筋弯曲机40型1台已有5钢筋调直机8-16mm1台已有6钢筋切割机40型1台已有7发电机30KW1台8电焊机500型2台桥上桥下各一台六 工期安排根据工程量及人员、机械、材料、工器具配备情况，栏杆预制及安装预计工期60日历天。七 质量、安全保证措施7.1 质量保证措施7.1.1 加强对职工的质量教育，强化质量意识，对参加施工的全体人员进行技术教育培