国际西苑住宅小区1 、2 楼高压线防护专项施工方案

国际西苑住宅小区1 、2 楼高压线防护专项施工 国际西苑住宅小区1#、2#楼 建设单位:桂林福龙房地产开发有限公司 设计单位:北京世纪千府国际工程设计有限公司 监理单位:广西隆欣建设监理有限公司 施工单位:桂林建筑安装工程有限公司 编 制: 编制日期:2013年 月 日 审 核: 审核日期:2013年 月 日 审 批: 审批日期:2013年 月 日 urban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high efficiency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-15 3,000 short car 20-50 10-20 wide bus 6,000-9,000 1-2 40-60 0.25-0.5 from the Metro light rail of 10,000-30,000 in long-distance line 3 More than 0,000 40-60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource consumption and environmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the Washington Metro system United States second-busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than conventional public transit; Block highway 目 录 第一章 编制依据„„„„„„„„„„„„„„„„„„„„„„„„3 第二章 工程概况„„„„„„„„„„„„„„„„„„„„„„„„3 第三章 搭设方案的选择„„„„„„„„„„„„„„„„„„„„„4 第四章 防护架搭设重点分析„„„„„„„„„„„„„„„„„„„4 第五章 施工现场主要危险因素分析与防范„„„„„„„„„„„„„5 第六章 施工准备„„„„„„„„„„„„„„„„„„„„„„„„5 第七章 领导小组„„„„„„„„„„„„„„„„„„„ 6 第八章 搭、拆高压线防护架子施工要点„„„„„„„„„„„„„„7 第九章 高压线防护架安全技术管理措施„„„„„„„„„„„„„ 14 30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 19-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-2 国际西苑住宅小区 第一章、编制依据 《建设工程施工现场供用电安全规范》(GB 50194-93); 《施工现场临时用电安全技术规范》(JGJ 46-2005); 《建筑施工安全检查》(JGJ 59-99); 《建筑施工扣件式钢管防护架安全技术规范》JGJ130-2011; 国家现行的技术政策及标准、安全操作规程及安全验收规范。 本公司有关安全生产的管理规定; 施工蓝图及现场平面图 第二章、工程概况 一、本工程地处桂林市临桂县滨江路东，是桂林福龙房地产开发有限公司开发的国际西苑住宅小区二期项目，小区新建1,、2,楼，共两栋。建筑总建筑面积45148.65?，为框架、剪力墙结构，层数为18层，层高均为3.0m，建筑总高度59.0m 。工程由北京世纪千府国际工程设计有限公司设计，桂林建筑安装工程有限公司承建，广西隆欣建设监理有限公司监理。 二、安全隐患:在现场1#楼北侧围墙内有一横架空高压线走过 ，高压线杆距北侧围墙约1m，高压线距地面高度约9m，塔吊中心距离北侧围墙为42m。在1#楼1,37轴/1,C轴处,已安装一台塔臂长为50m的自升式塔吊进行水平与垂直运输，高压线与塔吊中心的距离仅44米左右。因局部高压线路在塔吊旋转半径覆盖范围内，存在很大的安全隐患。按有关安全管理规定需对高压线隔离防护，以确保施工生产及高压线的线路输电安全，消除安全隐患。 distance line 3 More than 0,000 40-g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.25-2 40-9,000 1-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -3 三、本方案防护架布置见下图: 北 1#楼塔吊布置图 第三章、搭设方案的选择 鉴于高压线高度及安全、生产考虑，决定选择防护架搭设高度为9.8m毛竹脚手架。高压线以上部分(以最高的部分为准)1.5m位置，加设通长大横杆。2m位置同样设置。为了抗风压，防护架两侧面纵向及横向立杆间设置剪刀撑。防护架搭设总长度为50m。在高压线保护架上设“高压线危险”警示牌 第四章、防护架子搭、拆操作重、难点分析 一、操作重点 高压线防护架子搭设周期相对较短，施工过程中应向当地电力主管部门申请停电作业，但该高压线路不可能为此长时间处于停电状态，所以，在与电力主管部门协商确定停电日期后，准备充足的材料，精心组织施工力量，确保在规定的时间内完成高压线防护架的搭设工作，这是工作的重点之一。 ,000 19-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-4 国际西苑住宅小区 二、操作难点 本工程高压外电线路防护架子垂直高度较大，受季风影响较大，在无其他支承点的情况下确保防护架子整体稳定性是操作难点之一。 第五章、施工现场主要危险因素分析与防范 一、搭、拆防护架子操作过程违章操作造成高处坠落事故。 防范措施:架子工必须经过专门安全培训，考核合格，持证上岗;施工操作前做好安全教育，高空作业按要求佩挂安全带及其他劳动保护用品;搭、拆过程中严格执行安全技术交底，随搭(拆)随加固，不能一次性完成搭(拆)作业时，离开现场前必须做好架体临时支撑，确保架体稳定。 二、在高压外电线路正下方搭设防护架子，竖立杆时高举立杆触及高压线发生事故。 防范措施:施工作业之前，向上级领导申请，整个搭、拆操作过程断电操作，至少应确保在防护架子最高层搭、拆操作时，必须断电操作;对工人加强安全教育，搭、拆过程中注意与高压线路保持安全距离;施工操作人员做好个人劳保用品。 三、作业现场与其他工种交叉作业发生物体打击事故。 防范措施:错开作业时间，尽量避免交叉作业;搭、拆作业现场设置隔离区，悬挂明显的警告标志，安排专人负责巡查、监护，闲杂人员不得进入作业现场。 四、现有塔吊调运材料碰撞防护架搭设操作人员或触及高压线。 防范措施:高压线防护架子搭设完成并验收之前，不得在高压电线区域内运行塔吊作业 五、防护架搭设在施工现场之外，防止人员攀登发生触电事故 防范措施:在架体下方距地2米范围内，使用旧竹胶板全封闭，并挂设显目的警告标志牌，并定期安排专人巡视，确保安全。 第六章、施工准备 一、技术准备 搭设脚手架之前，勘察作业现场，全面熟悉现场情况，做好防护架子搭设的安全施工组织设计;脚手架作业人员经过相应安全、技术培训，操作人员经考试合格持证上岗，严格贯彻执行脚手架支搭工艺标准及操作规程，确保脚手架安全。对操作人员做好安全技术 -2 40-9,000 1-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.255 交底，确保安全施工。 二、物资准备 1、本工程外脚手架采用毛竹双排脚手架，毛竹应选用生长三年以上的、规格为,7.5,9cm，表面应平整光滑，无裂纹、虫蛀、枯萎、硬弯，立杆、大横杆、顶撑、剪刀撑等不小于7.5cm，小横杆不得小于9cm，搁栅、栏杆不得小于5cm，竹脚手片满铺，密目式安全网封闭。 第七章、安全管理领导小组 一、安全管理领导小组 为保证变压器和10kv高压线防护架搭设阶段、使用阶段、拆除阶段的安全，项目部建立安全领导小组，人员分工如下: 现场总指挥 安全负责人 生产负责人 技术负责人 物资负责人 临电负责人 急救负责人 土建工长 安全员 架子工班组长 现场总指挥:负责高压线防护架子搭、拆施工现场总体策划、组织、指挥与协调工作。 生产负责人:协调施工生产，解决生产过程中的各种问题 现场安全负责人:负责编制高压线防护架子搭、拆施工专项安全方案及安全技术交底，对施工操作人员进行安全教育工作，并在操作过程对现场进行安全检查、落实各项安全措施。 现场技术负责人:参与编制高压线防护架子搭、拆施工专项安全方案，负责为高压线防护架子的搭、拆施工提供技术支持。 物资负责人:根据高压线防护架子搭、拆施工专项安全方案，做好物资准备，并在护线架子搭设过程中了解现场各项物资的需求情况，保证物资充足。 现场急救负责人:负责对施工现场有可能发生的高处坠落、物体打击、触电事故等伤员患者的现场急救及向外界社会呼救等方面事宜。 安全员、临电负责人:对负责搭设架子的班组进行安全教育与考核。负责对施工现场进行巡视检查，禁止闲杂人员进入施工现场;确保高压线防护架子搭、拆施工专项安全方案及安全技术交底能落实到位。 土建工长:对作业班组进行有针对性的技术交底和安全交底，做好搭设高压线防护架的施工准备，检查施工质量和作业安全，对发现的问题及时给予纠正解决，妥善处理施工 20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 19-6 国际西苑住宅小区 中出现的各种问题。 搭设作业班组长:负责操作人员劳动力的组织与协调工作，协助监督，确保安全生产。 第八章、搭、拆高压线防护架子施工要点 一、防护架子搭设施工程序及施工要点 搭设参数为:杆间间距:排距1.0米，柱距1.5米，步距1.8米，立杆采用14#铅丝绑扎，杆件搭接接长釆用顺扣、搭接长度不小于1.2米、绑扎不少于3道、间距不少于0.6米、且接头交错布置，高度方向错开2cm以上。相邻接头不应在同步同跨内，立杆垂直偏差不大于架高的1/200，每排架设4根纵向水平横杆，接头应靠近立杆，纵向水平横杆设于横向水平杆之上，横杆每侧外伸高度不小于10cm。 确定立杆位置、清理现场?竖立杆?绑扫地大横杆?绑扫地小横杆?第一步大横杆?第一步小横杆?第二步大横杆?第二步小横杆?临时斜支撑?第三步大横杆?第三步小横杆?加设剪刀撑?接立杆„„绑斜撑、剪刀撑?铺顶端脚手板?挂设安全网、安全警示标识?组织验收 1、扫地杆:按要求埋设立杆后，即可在立杆底部加绑扫地杆。 /1000，2、竖立杆:立杆应大头朝下，上下垂直，立杆杆身垂直偏差不得超过架高度的3且不得大于100mm。不得向两边偏斜。最后一根立杆应大头朝上，为使立杆顶端齐平，可将高出的立杆向下错动。立杆竖好后，应纵成行，横成方，杆身垂直。立杆弯曲时，其弯曲面应顺纵向方向，要保证大横杆能与立杆接触良好。立杆必须按规定进行接长，相邻立杆的接头至少应错开一步架，接头的搭接有效长度不得小于1.5m。为使接长后的立杆位于同一平面内，上下立杆的接头应沿纵向错开。立杆时必须2,3人配合操作。 3、绑大横杆:脚手架两端大横杆的大头应朝外伸出立杆200,300mm。绑扎第一步架的大横杆时，应检查立杆是否埋正、埋牢。同一步架的大横杆大头朝向应一致，上下相邻两步架的大横杆大头朝向应相反，以增强脚手架的整体稳定。大横杆绑扎在立杆内侧，沿纵向平放。大横杆必须按规定进行接长，接头应置于立杆处，并使小头压在大头上，搭接有效长度不小于1.5m。上下相邻大横杆的接头应错开一个立杆。 4、绑小横杆:小横杆绑在大横杆上，大头朝里。小横杆绑在立杆上，等距离均匀布置，上下相邻的两排小横杆应绑在立杆的不同侧面。小横杆伸出立杆部分长度不得小于300mm。 50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.25-2 40-9,000 1-20 wide bus 6,000-7 5、绑斜撑、剪刀撑、抛撑:脚手架搭设至三步以上时，即应绑设抛撑、斜撑(脚手 。架长15m以内)、剪刀撑(脚手架长超过15m)。斜撑设置在脚手架的外侧，与地面成45 。。角倾斜，底端埋入土中500mm;剪刀撑设置在脚手架外侧，是与地面成45,60角的交叉杆件。从下至上与脚手架其它杆件同步搭设，杆件的端部应交于立杆与大横杆的结点处，并与立杆和大横杆绑牢。剪刀撑本身与立杆、大横杆相交处应绑牢。剪刀撑可以根据需要 。。设置间断式剪刀撑或纵向连续式剪刀撑。抛撑与地面成45,60角。脚手架搭设到3步架高时，由于现场没有墙体无法设置连墙点，所以应每隔2根立杆设置一根抛撑。其底脚应埋入土中500mm。 6、铺脚手板:防护架子的顶端应铺设木脚手板。搭接铺设脚手板时，接头必须在小横杆上，搭接长度为200,300mm。本方案采取对头铺设的脚手板，其接头下边应设两根小横杆，悬空部分长度为100,150mm，用10号镀锌铁丝绑牢，严禁铺设探头板。脚手板应满铺，不留空隙，严禁铺设探头板。 7、安装警示标志:在架体上方每隔6m左右插警示红旗，同时设置夜间警示红灯，在架体面对现场一面悬挂警示标语。所有警示标志必须安装牢固。 8、组织验收:防护架子搭设完毕并挂设安全网及警告标示后，经安全组验收合格后，由安全经理组织安全、技术、生产、搭设班组、监理共同进行外观和实测检验，检验合格后方可正式使用。 二、节点绑扎方法 1、直交: 直交:木杆垂直相交，如立杆与大横杆相交处，立杆与小横杆相交处应采用平插十字扣或斜插十字扣的绑扎方法。 平插十字扣绑扎方法的绳扣不易松动，横杆沉降量小，效果较好。绑扎时钢丝既要扭紧，使木杆不松动，又不要扭紧过度，使钢丝绞段或受伤。 平插十字扣、斜插十字扣见下图所示 -50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 19-20 wide bus 6,0008 国际西苑住宅小区 木杆 铁丝 ?? 平插十字扣 木杆 铁丝 ?? 斜插十字扣 2、斜交: 木杆倾斜相交，如立杆与斜撑相交处，立杆与剪刀撑相交处，大横杆与斜撑相交处， 应采用斜十字扣的绑扎方法。 斜十字扣用的钢丝两个单头必须从木杆交角最小处插进，才易扭紧，保持木杆不松动。 斜十字扣做法见下图所示: -50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.25-2 40-9,000 1-20 wide bus 6,0009 木杆木杆 铁丝 ?? 斜十字扣 3、木杆接长: 木杆接长采用顺扣绑扎法，接头有效长度不少于1.5m，绑扣不少于3个，两端及中间各1个，绑扣距杆端0.2m。接长处必须防止弯折扣松动，以免影响防护架的整体稳定和使局部受力状况恶化，顺扣做法如下图所示: 顺扣 4、防护架子搭设立面及剖面示意图，详见附图1《10kv高压线防护架示意图》。 防护架体日常检查 1、防护架搭设和使用前的检查 防护架搭设至三步架高时，应按要求检验，符合后继续向上搭设。搭设至要求高度，由安全员组织检验，检查合格后办理交接验收手续方准许交付使用。检验要求如下: (1)整体防护架必须保持垂直、稳定，不得向外倾斜。 (2)防护架与抛撑及剪刀撑必须牢固，间距符合设计规定。 (3)木杆、镀锌钢丝的规格尺寸和材质必须符合规定。 0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 19-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-10 国际西苑住宅小区 (4)立杆、斜杆底部应有垫块。填土要夯实，不得有松动现象，并应高出周围的地面。 (5)各杆件的间距及倾斜角度应符合规定。 (6)镀锌钢丝绑扎应符合规定，且不允许一扣绑扎三根杆件。 2 、防护架使用期间的检查 防护架使用期间必须设专人经常检查，检查项目如下。 (1)防护架有否出现倾斜或变形。 (2)连墙点有否出现缺损。 (3)绑扎点镀锌钢丝有否出现松脱和断裂。 (4)立杆有否出现沉陷和悬空。 检查后不合格部位必须及时修复或更换，符合规范规定后，方准许继续使用。 3、防护架在特殊情况下的检查 暂停工程复工，大雨、大雪及冰雪融化后的工程，必须重新对防护架进行详细的检查，符合要求后，方准许继续使用。 4、防护架管理 材料部门购进的防护架木材规格和材质应符合规范规定，不得等外材或残次品作为防护架的部件使用。 施工过程中，未经技术负责人批准，不得随意抽拆防护架上的杆件，并应及时清除防护架上的垃圾和冰雪等杂物。 木杆应按规定分别堆放，四周应设置消防器材，如灭火器、消防水桶等备用。 三、拆除防护架子施工操作要点 1、拆除架子时，作业区周围及进出口处，必须派有专人看护，严禁非作业人员进入危险区域，并且要注意高压线及变压器等电路设施，严禁碰触。 2、防护架拆除必须严格遵守自上而下按顺序进行，后绑的先拆，先绑的后拆。拆除顺序如下，安全网?剪刀撑?小横杆?大横杆?立杆等。严禁上下同时进行拆除作业，严禁采用推倒或拉倒的方法进行拆除。 3、拆杆和放杆时，必须由2-3人协同操作，拆顺水杆时应由站在中间的人将杆转向将大头顺下，握住小头尽量下递，等上方人员接到下方人员接住的通知后再放手，严禁向 g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.25-2 40-9,000 1-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-11 下抛物。 4、拆除杆件时的注意事项如下。 (1)立杆:先抱住立杆再解开最后两个绑扎扣。 (2)大横杆、剪刀撑、斜撑:先拆中间绑扎扣，托住中间再解开两头的绑扎扣。 (3)抛撑:先用临时支撑加固后，才允许拆除抛撑。 (4)剪刀撑、斜撑及连接点只能在拆除层上拆除、不得一次全部拆掉。 5、操作人员必须佩带安全带及安全帽，拆除的全部过程中应指定一个责任心强技术水平高的工人担任指挥，并负责拆除、撒料和看护全部操作人员的安全作业，拆除过程中注意架子的缺扣、崩扣，避免踩在滑动的杆件上发生事故。 6、拆除连接件须注意，上一层立杆、水平杆未拆除时，禁止拆除下层连接件，连接件须随末层杆件一同拆除。 第九章、高压线防护架安全技术管理措施 一、架子工岗位要求 1、 所有进场作业的架子工，都必须经专业安全技术培训，考试合格，持特种作业操作证上岗作业。架子工在操作实习阶段，必须在技术熟练的技工带领、指导下操作，非架子工未经同意不得单独进行作业。 2、班组(队)接受任务后，必须组织全体人员，认真领会安全技术交底具体要求，研讨搭设方法，明确分工，并派1名技术好、有经验的人员负责搭设技术指导和现场旁站。 3、施工及管理人员必须穿绝缘手套、绝缘鞋，严禁无防护设施进入施工现场。正确使用个人安全防护用品，必须着装灵便(紧身紧袖)，在高处(2m以上)作业时，必须佩戴安全带与已搭好的立、横杆挂牢。作业时精神要集中，团结协作、互相呼应、统一指挥、不得“走过档”和跳跃架子，严禁打闹玩笑、酒后上班。 4、架子工必须经过体检，凡患有高血压、心脏病、癫痫病、晕高或视力不够以及不适合于登高作业的，不得参与安全防护架子搭、拆作业。 二、安全操作要点 1、外电架空线路安全防护脚手架应使用剥皮杉木、落叶松等作为杆件，腐朽、折裂、枯节等易折木杆和易导电材料不得使用。 2、立杆应先挖杆坑，本方案要求深度1000mm，浇灌混凝土，并要设扫地杆。立杆时必须2,3人配合操作。 3、递杆(拔杆)上下、左右操作人员应协调配合，拔杆人员应注意不碰撞上方人员和 -20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 1912 国际西苑住宅小区 已绑好的杆子，下方递杆人员应在上方人员中接住杆子呼应后，方可松手。 4、 纵向水平杆应搭设在立杆里侧，搭设第一步纵向水平杆时，必须检查立杆是否立正，搭设至四步时，必须搭设临时抛撑和临时剪刀撑。搭设纵向水平杆时，必须2,3人配合操作，由中间1人接杆、放平，由大头至小头顺序绑扎。 5、 剪刀撑杆子不得蹩绑，应贴在立杆上，剪刀撑下桩杆应选用粗壮较大杉槁，由下方人员找好角度再由上方人员依次绑扎。剪刀撑上桩(封顶)椽子应大头朝上，顶着立杆绑在纵向水平杆上。 6、两杆连接，其有效搭接长度不得小于1.5m，两杆搭接处绑扎不少于三道。杉槁大头必须绑在十字交叉点上。相邻两杆的搭接点必须相互错开，水平及斜向接杆，小头应压在大头上边。 7、 外电架空线路安全防护脚手架应高于架空线2m。 8、遇到两根交叉必须绑扣，绑扎材料，可用扎绑绳。如使用镀锌铁丝严禁碰触外电架空线。镀锌铁丝扣不得过松、过紧，应使4根镀锌铁丝敷实均匀受力，拧扣以一扣半为宜，并将镀锌铁丝末端弯贴在杉槁外皮，不得外翘。 9、高压电安全防护架子要随搭设随固定，搭设未完的高压电安全防护架子，在离开作业岗位时，不得留有未固定架子体和不安全隐患，确保架子稳定。 10、 风力六级以上(含六级)强风和高温、大雨天气，应停止高处露天作业。风、雨过后要进行检查，发现倾斜下沉、松扣、崩扣要及时修复，合格后方可使用。 11、在搭至近高压线时，须特别注意每传递的杉篙不得与高压线相碰，操作人员必须互相提醒，互相关心。 12、高压电安全防护架子搭设、拆除、维修必须由架子工负责，非架子工不准从事高压电安全防护架子操作。 在搭设时，必须有专业的安全员全程巡视监控作业人员操作的各环节的安全动态情况，发现有不合安全规范的地方，尤其是在距高压线很近时必须全程监控。 作业人员在搭设过程中注意架体高升时防止竹杆特别是小横杆坠落伤人。搭设前应搭设警戒线，并指派专人看护，防止人员进入警戒区。 distance line 3 More than 0,000 40-g30,000 in lon-0.5 from the Metro light rail of 10,000-60 0.25-2 40-9,000 1-20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-fic characteristics table 5.1r trafof urban passenger transport capacity, transportation speed and resource consumption, and so on. Comparison of urban passengeopolis, cities, effective means to meet the needs of urban traffic. The following table is a rail transport and other modes g metrciency, become an indispensable part of urban traffic structure, is the contradiction between supply and demand of the growintraffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and high effiurban entional public transit; Block highwayde in order to alleviate traffic congestion; For those who will not or cannot drive the person with a better option than convfer moives of the Washington Metro system boils down to the following three points: by driving onto the tracks at the station trans3 million people. According to statistics, from 2000 to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectannual passenger volume reached 22busiest subway, second only to the New York subway, opened in 1976. Current rail sizes for 5, station 86, total 171.6km, net -0,000, is a United States political center. For the Washington Metro system United States secondof 60 e to ease traffic pressure, rail transportation has incomparable advantages. Washington, DC, area of 177km2, and a populationolve the problem of traffic congestion in cities. Especially in urban population strength enormous traffic demand on the routconsumption and environmental pollution, rail transport is undoubtedly an effective means to s60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -13 三、安全管理措施 1.对各班组进行安全用电教育，特别电工、塔吊驾驶员除必要的安全交底、教育外;针对场内的高压线进行有针对性的安全交底。 2.根据项目部对项目重大危险源识别已把10kv高压线、塔吊定为重大危险源，针对重大危险源制定专职安全员每日巡检，项目部周检制度。 3.防护架搭设前必须根据规范规定和施工方案，制定防护架的安全技术措施 第十章、附图 -20 wide bus 6,000-50 10-15 3,000 short car 20-2 traffic volume (human/h) transport speed (km/people) Road area occupied (M2/people) scope bike 2,000 10-d and resource consumption, and so on. Comparison of urban passenger traffic characteristics table 5.1spee urban traffic. The following table is a rail transport and other modes of urban passenger transport capacity, transportation cture, is the contradiction between supply and demand of the growing metropolis, cities, effective means to meet the needs ofh efficiency, become an indispensable part of urban traffic struurban traffic structure in the urban public transport system, rail traffic with a fast, large capacity, low pollution and higse who will not or cannot drive the person with a better option than conventional public transit; Block highwayowing three points: by driving onto the tracks at the station transfer mode in order to alleviate traffic congestion; For thofoll to 2009 vehicle trip down 12.7%, bus travel has increased by 12%. Objectives of the Washington Metro system boils down to thefor 5, station 86, total 171.6km, net annual passenger volume reached 223 million people. According to statistics, from 2000 busiest subway, second only to the New York subway, opened in 1976. Current rail sizes-Washington Metro system United States secondarable advantages. Washington, DC, area of 177km2, and a population of 600,000, is a United States political center. For the incomppecially in urban population strength enormous traffic demand on the route to ease traffic pressure, rail transportation has onmental pollution, rail transport is undoubtedly an effective means to solve the problem of traffic congestion in cities. Esconsumption and envir60 do not occupy an area both in terms of transport over long distances, transport efficiency, or from the level of resource -distance line 3 More than 0,000 40-30,000 in long-0.5 from the Metro light rail of 10,000-60 0.25-2 40-,000 1914