高速公路隔离栅施工方案.doc
《高速公路隔离栅施工方案.doc》由会员分享,可在线阅读,更多相关《高速公路隔离栅施工方案.doc(11页珍藏版)》请在三一文库上搜索。
1、Establishment of the patriotic Health Committee, the implementation of Division of responsibility, school of health management. , Room, group, grade school health work of grass-roots organizations, is responsible for the Department of health management. All classrooms, offices and other indoor sanit
2、ation, daily cleaning, keep the floor, table, wall clean table, cupboards, chairs and all the appliances in order and clean. No graffiti, doors and Windows and bright. Lectern, Blackboard in the classroom clean and tidy. School sanitation, according to the Division of school health area of responsib
3、ility, responsibility to do: a small sweep a day a week a big sweep, neat and clean, no paper, no spam, no weeds, no sewage, no bags, no Peel. Personal hygiene: education students to cultivate five, six nots personal hygiene habits. Five: time schedule, to brush your teeth before going to bed, to ch
4、ange clothes, bathe, and frequently washing hands before meals and after nails Barber,. Six not to drink unboiled water, do not eat unclean food, no smoking, no spitting, no snacking, no public towels, cups. Pay attention to eye health, read and write positions lying upright, not reading, not in the
5、 light of local walking and reading, doing eye exercises and timely correction of eye disease, regular rotation zuoci. Gym class, working class, to strengthen students safety education, comprehensive physical examination once a year on students, included in the profile. Improving food hygiene: to im
6、prove sanitation and hygiene, implementation of the food hygiene regulations, to ensure food hygiene, ensure the physical and mental health of teachers and students. Eliminating four pests, preventing disease: promptly clean up the garbage, sewage, preventing mosquito breeding places, cleaned up the
7、 garbage, make sure and clean. Strengthen health publicity poster out in time to publicize health knowledge, use of the health education health education to students. And eye exercises, mental health education during the consultation process, held in common, multiple lectures on epidemic prevention.
8、 Health inspection rating system: head teacher, classroom teacher, Member of the class of health checks, monitor the implementation of environmental health and eye exercises every day. Check rankings of school organizations to inform the inspection results. Check every Monday, one month, one to summ
9、arize, according to the inspection results issued health flow red flags. Six disease prevention to prevent myopia? When sitting up, head tilted, eyes 33 cm from the book. Eat, walk, bus reading, not too strong, too weak to light reading. Write not too small too close, do not write typo, grass hand.
10、Reading time and a half to 1 hour, you should rest for a few minutes. Controlling the number of TV and time, a distance of 2.5 metres. Pay attention to nutrition, food supplements containing vitamin a. How to prevent tooth decay? To develop good hygiene habits, way of brushing our teeth, mouthwash,
11、before going to bed without eating snacks. Improve the ability of anti-caries of the teeth, acid toothpaste with fluoride. Eat less sugar, eat a lot of food to prevent tooth decay, such as milk and dairy products, fish, fruit, beans, liver, etc. How to prevent trachoma? Without common towels, hand r
12、ubbing your eyes, to sand and dust, wash your face to clean the water, promote the use of flowing water to wash, maintain washing equipment clean and wash, cut your nails .国家高速公路网成渝地区环线合江(渝川界)纳溪段公路主线K0+000K36+840段隔离栅专项工程施工技术方案广西壮族自治区公路桥梁工程总公司泸渝高速公路S1合同段项目经理部隔离栅施工方案一、编制依据1、国家高速公路网成渝地区环线合江(渝川界)纳溪段公路两阶
13、段施工图设计;2、公路工程技术标准(JTG B012003);3、公路交通安全设施施工技术规范(JTG F712006);3、公路桥涵施工技术规范(JTJ 041-2000)4、公路工程质量检验评定标准(JTG F80/1-2004);5、公路环境保护设计规范(JTJ/T 00698)6、隔离栅技术条件(JT/T 374-1998)二、工程概况国家高速公路网成渝地区环线合江(渝川界)至纳溪公路工程项目位于四川省泸州市境内,路线在合江县两跨长江后,经江阳区,进入纳溪区,全长约73.15Km。设计标准为:双向四车道高速公路、设计行车速度80公里/小时、路基宽度24.5米;其中特大桥2座、大中小桥4
14、9座、互通式立交5处;设计洪水频率特大桥1/300、大中桥、小桥涵及路基1/100。 设计安全等级一级,环境类别类。隔离栅用来阻止人、畜进入高速公路和防止非法占用公路用地的设施。本项目在人口密集地区,如:互通立交所在区域、服务区所在区域等采用电焊浸泡塑网隔离栅,其他地区区域采用刺钢丝隔离栅。本标段刺铁丝F-BW-C型隔离栅,总长为39681米。刺铁丝隔离栅的立柱为钢筋混凝土立柱,刺铁丝用12镀锌铁丝,镀锌量为120g/。电焊网型F-WW-C型隔离栅,表面采用裹塑处理,颜色为绿色,总长34222米。三、资源配置3.1、人员经理部配置主要管理人员有序号名称数量姓名备注1项目经理1梁志勇2项目总工程
15、师1赖增贤3项目副经理1韦永昌4工程部2黄心谚 黄宝山5试验室1罗雪英6合同部1刘小玲7物资部1何汉榜8财务部1林吉堂9专职质检工程师1黄宝昌10安全环保部1韦建和现场施工人员工种人数备注技术人员2钢筋工4木工3混凝土工8电工1机械操作员33.2、机械设备机械名称数量(台、套)规格型号备 注混凝土搅拌机1500Z震动台1运输车辆2跃进牌汽车3.3、原材料3.3.1、钢筋钢筋按不同品种、等级、牌号、规格及生产厂家分批验收,具有出厂质量证明书和试验检验报告单。经自检和抽检力学性能及焊接性能试验合格。3.3.2、水泥采用P.O32.5袋装水泥,具有生产厂家的产品质量合格证书,经自检和抽检各项技术指标
16、合格。3.3.3、砂采用河砂,洁净、坚硬,各项技术指标检验合格, 3.3.4、碎石采用河卵石破碎碎石,质地坚硬,耐久,且经过清洗。经检验各项技术指标合格。符合连续级配要求。四、施工进度计划计划于2012年9月10日开工,2012年12月20日完工,工期100天。五、施工准备5.1、图纸会审、技术交底在项目部总工程师的组织下,集中项目部有关技术人员仔细审阅了图纸,熟悉施工技术规范,质量检验评定标准和有关安全、环保、文明施工等文件。向技术人员和各工种技术工人作了培训交底,未经培训的人员不得单独上岗操作。5.2、拌和设备经过维修保养,运行正常;试验室对原材料进行了质量检验和混凝土配合比优选,监理对原
17、材料进行了抽检,对配合比进行了验证。5.3、对机械设备、测量仪器、机具工具及各种试验仪器等进行了全面的检查、调试、校核、标定、维修和保养。主要施工机械的易损零部件有适量储备。六、施工工艺6.1、施工流程 立柱的施工放样立柱、刺铁丝及附件外观检查检验 立柱预制清场挖出树根、挖出立柱的基础 立柱的安装立柱定位 安装刺铁丝质量检验临时拉索和支撑、浇注C20混凝土 6.2、钢筋混凝土立柱的预制6.2.1、钢筋检验、加工及安装6.2.1.1、钢筋检验和保管:钢筋进场必须在监理抽检力学性能试验合格后方能使用。1、钢筋供应要有出厂说明书,进料时必须做好检查,其外观检查主要是看钢筋表面有无裂纹、结疤、分层及夹
18、杂,不得有氧化铁皮和油迹,允许有少许铁锈和回火色,钢筋进入工地要进行钢筋的机械性能试验,其直径和各种尺寸应符合规范要求。2、钢筋应尽快存入仓库或料棚,如不可能也要选择干燥场地露天堆放,钢筋上加彩条布覆盖,下放垫木,离地不少于20厘米,四周挖排水沟,钢筋要按不同等级、牌号、顺号、炉号、直径、长度分批挂牌堆放,并标明数量,不能混淆,钢筋不能和酸、盐、油这些物品在一起存放,也不要靠近有害气体的车间。6.2.1.2、钢筋的加工及安装1、钢筋的矫直。矫直粗钢筋一般受设备条件的限制,因此人工矫直粗钢筋,是当前的常用方法。首先将钢筋弯曲处放在板柱间,用平头横口扳子将弯曲处基本扳直,然后用平直锤拍平,如无平直
19、锤,也可用大锤在工作台上慢慢拍平,直至钢筋在工作台上可以滚动为合格。2、钢筋的除锈。钢筋的表面要清洁,油渣、漆污和用锤敲击时所剥落的污皮、铁锈等要清除干净。特别是铁锈、水锈要清除干净。3、钢筋切断。钢筋切断采用钢筋切断机,其作业方法及注意事项如下:在使用前,先根据钢筋的粗细调整刀片位置,其平面间隙以0.5-1.0毫米为宜。刀片要安装正确、牢固、润滑油要加足,经空车试验正常,尚能进行操作。要在活动刀片后退时进料,不要在前进时进料,以免发生事故,断切短料要用钳子夹住操作,不能直接用手,机身上铁末、锯屑,要用毛刷清扫,不要用手抹、嘴吹。钢筋加工全长长度偏差不大于10mm。4、钢筋弯曲。首先,根据钢筋
20、设计图进行画线和选料,对于钢筋直径小于10mm采用人工弯曲,直径大于10mm时,宜采用弯曲机进行加工,钢筋弯曲严格按照规范要求,弯起钢筋的弯起位置偏差不大于15mm。5、钢筋绑扎。按设计位置布好箍筋并绑扎于主筋上,箍筋要与主筋垂直。箍筋转角与主筋(或架立筋)的交接点均应绑扎,但箍筋的平直部分和主筋的相交点可间隔交错绑扎成梅花形式。箍筋弯钩的叠合处,四角错开绑扎,不要集中在一根主筋上。钢筋骨架的外形尺寸必须正确,其两相邻绑扎点互成八字形,以防止骨架歪斜变形。6.2.2、模板采用四套定型扣模,模板长度为1.9m,截面尺寸为10cm10cm,在预埋铁钩处设置预埋孔。6.2.3、混凝土施工6.2.3.
21、1、混凝土拌和1、根据混凝土施工配合比设计确定C20配合比为:水泥336:砂690.8:碎石1228.2:水195。2、混凝土拌和前,对砂、石进行检测,据以调整骨料和水的用量,计算出施工配合比。开盘前对计量设备进行重点校核。计量和配水装置,精确度准确到0.4%,材料均按质量称量,水、水泥称量允许偏差为1%,细、粗集料称量允许偏差为2%。3、混凝土拌和时间不低于1.5分钟,拌和物应拌和均匀,颜色一致,不得出现离析和泌水现象。在拌和机卸料过程中,从卸料流的1/4和3/4之间部位采集试样,进行试验,检查其均匀性。4、混凝土拌和物的坍落度,每一工作班或每一单元结构物不小于2次,如不符合要求,及时进行调
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 高速公路 隔离 施工 方案
链接地址:https://www.31doc.com/p-2081219.html