逃生管超高分子量聚乙烯,隧道逃生管道配套设施厂家-洛阳正举新材料科技有限公司http://www.zeytis.com/TEL:15038696358 沈阳地铁三号线首个盾构区间隧道提前贯通http://www.zeytis.com/post/395.html<p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; white-space: normal; background-color: rgb(255, 255, 255); text-align: center; text-indent: 2em;"><img src="https://news.yantuchina.com/Upload/images/202203/621ec19c5d045.jpeg" width="620" height="413" title="李浩摄" alt="李浩摄" style="background: none; border: 0px none; vertical-align: middle; max-width: 550px; cursor: pointer;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; white-space: normal; background-color: rgb(255, 255, 255); text-align: center; text-indent: 2em;">李浩摄</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">(沈阳日报、沈报全媒体记者张晓宁)3月1日,记者从沈阳地铁集团了解到,沈阳地铁三号线07标千南(千岛湖街站-南阳湖街站)区间左线已于近日顺利贯通,较施工组织设计提前49天,成为三号线一期工程首个贯通的盾构区间隧道。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">千南区间左线全长约716米,隧道直径达6.46米,承担掘进任务的“隧智一号”盾构机从南阳湖街站西端头始发,沿汪河路向西敷设,侧穿中瑞北欧名著、华沃滨河湾、宏发天琴湾及恒大绿洲住宅小区等建(构)筑物,过南阳湖二街后进入千岛湖街站盾构接收井,掘进过程中面临冬季施工时间长、管线迁改量大、降排水任务重、深基坑汛期施工风险系数高等重重挑战。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">为确保盾构顺利始发,项目部精心策划、周密部署,确立了以“保盾构始发、接收为主线”的组织原则,对盾构机的选型、吊装、组装、始发、掘进等关键环节层层把关,主动与设计、施工、监理单位沟通协调,根据区间隧道特点,动态调整施工设计,及时解决了施工过程中遇到的各种难题。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">与此同时,积极推进项目精细化管理,加强内部管控和分级管理,通过严格奖惩措施,有效提升了施工效率。特别是在春节期间,项目广大员工坚守岗位,始终在施工一线保持良好的奋战状态,为节后千南区间左线顺利贯通打下坚实的基础。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;"><br/></p><p><a href="http://www.zeytis.com/" target="_blank">安全系列之管材—超高分子隧道逃生管道,是施工中常见的安全救生设备,也是隧道工程建设项目普遍使用的</a></p><p><a href="http://www.zeytis.com/" target="_blank">救生设备,在作业中如遭受到意外情况可进入逃生管道内躲避风险,隧道逃生管道。应用领域广泛,是公认的科<br/></a></p><p><a href="http://www.zeytis.com/" target="_blank">学安全的隧道救生神器。</a><br/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;"><br/></p><p><br/></p>Thu, 03 Mar 2022 09:32:14 +0800 莱荣高铁新进展!桃林村特大桥贯通http://www.zeytis.com/post/394.html<p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; white-space: normal; background-color: rgb(255, 255, 255); text-align: center;"><img src="https://news.yantuchina.com/Upload/images/202202/621c22f8790ae.jpg" width="600" height="401" title="图片未命名" alt="图片未命名" style="background: none; border: 0px none; vertical-align: middle; max-width: 550px; cursor: pointer;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">2月25日,莱荣高铁海阳段一标段桃林村特大桥全面贯通,项目建设取得阶段性胜利。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">桃林村特大桥位于山东省烟台市海阳市行村镇,是海阳制梁场后架方向的第二座桥梁,全长2521.86 米。于2月6日开始首榀箱梁架设,至2月25日全桥贯通。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">标段项目部以海阳制梁场为分界线,将箱梁架设分为先架方向与后架方向,其中桃林特大桥所属的后架方向一共包含7座特大桥,共需架设箱梁507榀,计划于2022年7月31日完成后架方向架梁,工期紧、任务重。为了保障全桥施工进度,水电七局不畏艰辛,加班加点赶进度,提前完成了大桥的下部结构施工,为箱梁架设奠定了基础;同时后架方向使用无导梁式架桥机,其安全系数高、架梁速度快,有力保障了后架方向的箱梁架设进度。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 5px 0px; line-height: 25px; color: rgb(51, 51, 51); font-family: Simsun, &quot;Microsoft Yahei&quot;, Arial; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); text-indent: 2em;">桃林特大桥的贯通,是联合体全体管理人员与施工人员艰苦奋斗、勇于开拓的结果,接下来联合体全体人员将继续发扬自强不息,勇于超越的电建精神,建设好莱荣高铁,为山东铁路网建设贡献电建力量。</p><p><br/></p>Wed, 02 Mar 2022 07:54:00 +0800 海底真空隧道列车时速达2000公里,院士呼吁国家立项支持http://www.zeytis.com/post/393.html<p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; list-style: none; line-height: 1.5; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><input class="" src="http://www.suidaojs.com/UserFiles/Image/0(12).jpg" width="450" height="276" type="image" style=";padding: 0px;list-style: none;line-height: 1.5;outline: none"/></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp; 4<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">月</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">22</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">日,中国科学院院士孙钧,中国工程院院士顾国彪、乐嘉陵和众多专家不约而同来到舟山普陀。他们都为世界第一条跨海真空悬浮隧道而来,对跨海旅游真空飞行巴士进行技术研讨——世界首条海底真空隧道的建造呼之欲出。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;</span><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">一位民营企业家的大胆设想</span></span></strong></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;2014<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">年提出建造世界首条跨海旅游真空飞行巴士,是刘子忠的大胆想法。作为九州动脉隧道技术有限公司董事长,刘子忠因这个决策而走上科技创新前沿,站在建造跨海水下真空隧道的世界新技术的风口。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;“他是烟台人,是烟台到大连的海底隧道建设让他有了这个想法。”九州动脉副总经理王敬国说,刘子忠的目标坚定:建造世界首条海底真空隧道,以海底真空旅游飞行巴士的建设为跨海旅游先行先试。为此,他组织研发团队,由西南交通大学、浙江大学、国防科技大学等专门人才研发攻关,目前已获得多项专利。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">海底真空旅游飞行巴士,就是跨海悬浮隧道真空列车。主要采用水下桥隧技术、磁悬浮列车技术以及真空技术。水下桥隧技术,是一种在水中悬浮的管状隧道,通过控制管道自身的重浮比,依靠浮力支撑隧道约</span>90%<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">重量。采用真空管道及磁悬浮列车技术,可减少管道内</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">90%</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">的空气阻力,大幅提高列车运行速度,大幅减少空气噪声。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px"><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">这不是天方夜谭,而是基于我国这一领域技术的积累。近</span>20<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">年来,我国水下隧道建设迅猛发展,目前已建成各类水下隧道工程超过</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">500</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">座。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;</span><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">建</span>“第五代交通工具”有哪些难点</span></strong><strong style=";padding: 0px;list-style: none;line-height: 1.5"></strong></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">跨海通道突破了传统的海运方式在天气等方面的制约,理论速度可以超过</span>2000<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">公里</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">/</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">小时,是一种可以全天候运行的交通通道海底真空列车(飞行巴士),将成为人类历史上继火车、汽车、轮船和飞机之外第五代交通工具。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;20<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">世纪末,时任中科院院长的路甬祥就提出建设中国悬浮隧道阿基米德桥的构想。</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">2004</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">年两院院士沈志云又提出建设真空管道高速交通设想。</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">2014</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">年,西南交通大学建成世界首条真空管道交通实验系统。而美国公布了建设真空管道列车的方案。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">目前,中铁隧道勘测设计院有限公司已完成了舟山海底真空隧道初步方案研究。项目负责人贺维国说,普陀海底真空隧道将采用盾构加水下桥技术建造。如果建成,将是国内最长的海底隧道,全长</span>10<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">公里,也是世界首座水下真空隧道。其挑战主要是快速、标准化海底隧道修建技术、真空隧道的防渗技术、真空隧道真空的实现及结构设计技术、实现隧道内列车高速运行,隧道的不均匀沉降控制标准等。他认为,利用国内现有技术,能够实现水下真空隧道的修建。真空隧道断面较小,通过对现有水下隧道技术的改进,可以大幅降低建造成本,加快建设速度。他坦言,仍有不少技术难点和新工艺,需要提前开展相关专题研究与进一步论证工作。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">中科院院士孙钧说,建设海底真空隧道主要是水下桥隧技术、磁悬浮列车技术以及真空技术的集成创新。我国建造海底真空隧道列车在技术上基本没有问题。他同时提出,可分别建设时速</span>600<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">多公里超高速和时速</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">80</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">公里的中高速列车,作为首条试验线进行探索。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">未来,福建到台北或许只需</span>13<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">分钟</span></span></strong><strong style=";padding: 0px;list-style: none;line-height: 1.5"></strong></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">当前面临最大的问题是,国家相关部门何时能立项。为此,孙钧等三位院士及专家呼吁争取国家发改委、科技部等部门批准立项支持。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px"><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">专家认为,海底真空旅游飞行巴士的建设,是国家综合实力的体现,也是增强国力的重大举措,具备科技的先进性与前瞻性,必将引起世界关注。普陀区委书记张立军说,看起来是异想天开的事,其实是科技的创新,我们愿为科技创新提供舞台,更愿意为这个项目先行先试。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style=";padding: 0px;list-style: none;line-height: 29.3333px;font-family: 宋体;color: #000000;font-size: 15px">&nbsp;&nbsp;&nbsp;&nbsp;<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">专家介绍,大连到长海、蓬莱到长岛、平潭到南海乡、北海到涠州岛等地方也都可选址成为试验线。他们认为,建设首条海底真空隧道试验线意义重大,可以为我国大连到天津、大连到烟台的海底隧道作出示范。未来,福建到台北</span>180<span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">公里只需</span><span style="font-family:Times New Roman;;padding: 0px;list-style: none;line-height: 1.5">13</span><span style="font-family:宋体;;padding: 0px;list-style: none;line-height: 1.5">分钟……或许几年后,我们将亲眼见证世界首座阿基米德桥,亲身乘坐世界首个真空管道列车,亲自体验磁悬浮带来的超静音感受,见证高科技带来的速度与激情。</span></span></p><p><br/></p>Tue, 01 Mar 2022 07:53:25 +0800 中国又一工程惊艳世界!长城下,有一座世界最深的高铁站http://www.zeytis.com/post/392.html<p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; list-style: none; line-height: 1.5; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><img class="" width="450" height="225" alt="" src="http://www.suidaojs.com/UserFiles/Image/20170814081415558.jpg" style=";padding: 0px;list-style: none;line-height: 1.5;border: 0px;max-width: 100%"/></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">在世界文化遗产八达岭长城核心区和老京张铁路下方,一处震撼世界的工程正在悄然推进。地下</span>102<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米处,正在崛起的京张高铁长城站连接北京与张家口,不仅是</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">2020</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">年北京冬奥会的重要交通设施之一,也是京包兰快速客运通道的重要组成部分,连接西北和华北。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">记者近日走进施工现场,揭秘这座开创多个世界之最的地下高铁站。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">八达岭长城地下</span>102<span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米 发生着你不知道的巨变</span></span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">站在中铁五局八达岭隧道二号斜井工地的位置,可以清晰地看到对面山头八达岭长城的烽火台。工地门外,老京张铁路的一个小站静静地卧在山坡上,偶尔一列只有很少几节车厢的列车驶过,拉慢了时光。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">  这片静谧之下,却发生着让世界震惊的巨变。这里要建成总长</span>470<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米,地下建筑面积</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">3.6</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">万平米,轨面位于地下</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">102</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米的一座高铁站。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">为什么要建这么深?</span></strong><strong style=";padding: 0px;list-style: none;line-height: 1.5"></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">专家表示,车站选址是综合考虑了服务延庆、服务冬奥、服务八达岭景区和保护青龙桥车站、八达岭长城等多方面需要。埋深之所以大,是为了保护青龙桥车站人字形线路的需要。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style="font-size: 20px;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"> </span><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;"> 乘客如何乘车?</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">高铁站分为上下三层,从下至上第一层是站台层,第二层是进站通道,第三层是出站通道及设备层。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">从地面站房通过电梯下降</span>62<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米到达站台层,这个提升高度也是世界之最。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">绿色亮灯的部分便是乘客进站、出站的通道,可以看出,这个高铁站中进出站通道是分离的。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">能否保证安全?</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">通体红色的管状廊道,现在是施工通道,未来将形成立体环形救援廊道,乘客在车站的任何位置都可以在</span>50<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米之内到达求生通道。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">地下如何换气?</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">车站第三层中央有</span>4<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">个通风井,新鲜空气可以从这里进去。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">  施工中的通风是通过斜井口的</span>4<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">台风机吹进掌子面的。上图中隧道顶部橘色的大型管道就是通风管道。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">地震等灾害怎么办?</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">专家告诉记者,整个隧道按照高级别抗震要求设计,抵抗烈度为</span>8<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">度的地震是没问题的。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">世界之最的背后有多少挑战与艰辛</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">掌子面比篮球场大</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">从二号斜井一路下行,来到一处宽阔的掌子面。这是国内单拱跨度最大的一段暗挖隧道,跨度</span>32.7m<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">,高度</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">19.5</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">米,整个面积比一个标准篮球场还大。施工跨度大再加上隧道穿越军都山,地形起伏较大,无法采用盾构掘进机,只能采取爆破工法。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">施工现场像迷宫</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">八达岭长城站地下建筑面积</span>36143<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">平方米,车站内各类洞室共</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">78</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">个,断面型式多达</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">88</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">种,交叉节点密集,结构异常复杂,施工难度非常大。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">地质会随施工变化,步步惊心</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">同时,长城站需要通过花岗杂岩地层,岩性种类多,成分变化大,风化差异明显,地质条件也非常复杂。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">地下交通调度也是挑战</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">施工高峰期</span>13<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">个工作面在逼仄的地下同时作业。仅</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">2</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">号斜井,就设置</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">8</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">条分通道,地下物流、交通等组织也是个挑战。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">爆破难度大</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">地上有世界文化遗产、还有老京张铁路,施工中需要严格控制爆破对山体的影响。此外,地下洞室密集,爆破还不能造成相邻洞室围岩松动、支护变形等,难度非常大。</span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;">“<span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">没有金刚钻不揽瓷器活</span><span style="font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">”</span><span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">,中国技术再升级!</span></span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">在记者采访过程中,世界首次、国内首创这些词语在专家们口中出现的频率很高。我国高铁里程已突破</span>2<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">万公里,技术逐渐成熟并不断创新。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">创新</span>“<span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">品</span><span style="font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">”</span><span style="font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">字工法</span></span></strong><strong style=";padding: 0px;list-style: none;line-height: 1.5"></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">专家说,长城站隧道采用大跨度设计,如果用传统的</span>“<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">挪威法</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">”</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">,步骤比较多,施工时间也较长。专家们经过钻研,提出</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">“</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">品字形</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">”</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">施工工法,顶洞超前探明地质、分部开挖化大为小、预留核心提供支撑、工法简洁转换自如,既可以安全快速施工,也方便大型机械展开。</span></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="font-size: 20px;"><strong style=";padding: 0px;list-style: none;line-height: 1.5"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">电子雷管爆破</span></strong></span></p><p style="padding: 0px; list-style: none; line-height: 28px; color: rgb(34, 34, 34); font-family: &quot;Microsoft YaHei&quot;; white-space: normal; text-indent: 28px; text-align: center;"><span style="padding: 0px; list-style: none; line-height: 28px; font-family: &quot;Times New Roman&quot;; background: #FFFFFF; color: #000000; letter-spacing: 0px; font-size: 20px;"><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">通过使用电子雷管精细化分段,逐孔起爆,能将振速控制在安全范围内,保护文物也确保施工质量。</span>2016<span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">年</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">3</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">月开工以来,这里已经爆炸了</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: &quot;Times New Roman&quot;; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">4500</span><span style="background: #FFFFFF; color: #000000; letter-spacing: 0px; font-family: 宋体; padding: 0px; list-style: none; line-height: 1.5; font-size: 20px;">多次,每天要炸十几次。</span></span></p><p><br/></p>Mon, 28 Feb 2022 09:20:37 +0800 隧道逃生管的施工规范http://www.zeytis.com/post/391.html<div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">隧道逃生管施工规范</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp;<img class="cke_anchor" src="http://hndyxs.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.hndyxs.com%22%20name%3D%22www.hndyxs.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://hndyxs.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/><img class="cke_anchor" src="http://hndyxs.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.hndyxs.com%22%20name%3D%22www.hndyxs.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://hndyxs.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/><a data-cke-saved-href="http://www.hndyxs.com" href="http://www.hndyxs.com/">隧道逃生管</a>安装施工注意事项:</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 施工现场应根据隧道围岩、掘进开挖方式等情况备足管道和连接材料,除整节隧道逃生管,新材料逃生管外应同时备足1米、2米、3米短节管道、转接接头。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;"><img alt="" data-cke-saved-src="/uploads/allimg/211123/1-211123091913217.jpg" src="http://hndyxs.com/uploads/allimg/211123/1-211123091913217.jpg" style="cursor: default; width: 700px; height: 420px;"/></span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp;2.隧道逃生管,新材料逃生管经加工使用,结合材及现场实际情况分别进行加工,连接简单、牢固、紧密,且在地面做好临时固定措施,施工时管口可加临时封盖,并易于打开和封闭。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp;3.隧道<a data-cke-saved-href="http://www.hndyxs.com" href="http://www.hndyxs.com/">逃生管</a>、新材料逃生管所用管材采用φ800mm的新材料逃生管道,管节长度为3m、6m,壁厚30mm,管节间可采用直径大于逃生管道直径的套管连接,每端连接1m,采用橡胶圈或木楔临时固定。为管道承受坍塌体的压力,对采用的材管材,必须确保其承压能力和连接头的牢固,并经试验室具体试验后,方可用于隧道中。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp;4.隧道逃生管、新材料逃生管采用φ800mm的承插新材料逃生管管道,设置起点为施作好的二衬端头处,距二衬端头距离不得大于5米,从衬砌工作面布置至距离开挖面20m以内的适当位置,新材料逃生管逃生管道沿着初期支护的一侧向掌子面铺设,管内预留工作绳,方便逃生、抢险、联络和传输各种物品,承插新材料<a data-cke-saved-href="http://www.hndyxs.com" href="http://www.hndyxs.com/">逃生管</a>管道纵向连接可采用链条等措施,防止坍塌时将新材料逃生管管道冲脱。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; 5.隧道逃生管、新材料逃生管在二衬台车移动位中,临时拆移时应逐节拆除,严禁拆除到位,以确保逃生管道的使用。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; 隧道施工现场实用性的要求,连接方式要求简单、拆装方便、快速。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 1.抱箍连接。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 2.链条连接。</span></div><div style="color: rgb(34, 34, 34); font-family: Arial, Verdana, sans-serif; font-size: 12px; white-space: normal; text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;超高分子<a data-cke-saved-href="http://www.hndyxs.com" href="http://www.hndyxs.com/">量聚乙烯</a>是一种线性结构的具有优异综合性的热塑性工程材料。了解现代工业中,诸如木质、金属类材料已经不能满足社会生产的需求。作为综合性能优异的超高分子量聚乙烯材料,逐渐进入市场的眼线。超高分子量聚乙烯材料具有很好的耐磨性,是碳钢和不锈钢的4-7倍,抗冲击力强度远远高于尼龙,同时还具有超强的耐低温和抗腐蚀的性能,其自润滑性能堪比冰面,目前居于所有工程塑料的首位。由于超高分子量聚乙烯有众多的优异性能,广泛应有于国防装备、粉状储运设施、工业应用、公路建设、煤矿设备等领域。<img class="cke_anchor" src="http://hndyxs.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.hndyxs.com%22%20name%3D%22www.hndyxs.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://hndyxs.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/><img class="cke_anchor" src="http://hndyxs.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.hndyxs.com%22%20name%3D%22www.hndyxs.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://hndyxs.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/></span></div><p style="white-space: normal;"><br/></p><p><br/></p>Fri, 25 Feb 2022 08:10:19 +0800 耐磨承压耐腐蚀选洛阳正举新型材质安全隧道逃生通道http://www.zeytis.com/post/390.html<div style="text-align: center;"><span style="font-size: 18px;">耐磨承压耐腐蚀 新型材质安全隧道逃生通道</span></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp;&nbsp;<img class="cke_anchor" src="http://lyzjxc.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.lyzjxc.com%22%20name%3D%22www.lyzjxc.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://lyzjxc.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/><img class="cke_anchor" src="http://lyzjxc.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.lyzjxc.com%22%20name%3D%22www.lyzjxc.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://lyzjxc.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/>&nbsp;2017年全国和省份展开了隧道安全隐患大整治的专项行动,在整治过程中,安监局发现很多个隧道工程中有高达275项安全隐患,包括作业人员个人安全防护措施装备不到位,未设置隧道逃生管和隧道逃生管道拥堵未及时处理等多项问题。</span></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp; &nbsp;安监局在多数隧道发现,隧道施工现场未按规定设置<a data-cke-saved-href="http://www.lyzjxc.com" href="http://www.lyzjxc.com/">安全逃生管,隧道逃生管道</a>发生堵塞且无人处理,隧道逃生管道内放置的应急救援物品过期等多项问题。隧道逃生管道在隧道内基本成为摆设。出现这些安全隐患的主要原因是施工现场安全教育工作实施不到位,隧道施工人员安全意识较低,以及各项管理人员缺乏等原因。</span></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp; 为避免再出现此类情况,我司给出以下几点建议:</span></div><div style="text-align: center;"><span style="font-size: 18px;">1.隧道施工前要对施工人员进行全面细致的安全教育,认真学习隧道施工的各项安全规定以及个人安全教育。</span></div><div style="text-align: center;"><span style="font-size: 18px;">2.隧道施工现场要设置<a data-cke-saved-href="http://www.lyzjxc.com" href="http://www.lyzjxc.com/">隧道逃生管道</a>,且要做到物尽其用,隧道逃生管道要安排专人定期检查,发现堵塞或者损坏要及时处理。</span></div><div style="text-align: center;"><span style="font-size: 18px;">3.定期更换逃生管道内放置的应急救援物品(体积不能过大)。</span></div><div style="text-align: center;"><span style="font-size: 18px;">4.施工人员要时刻警惕,施工时时刻穿戴劳保用品。事故发生时有一定的自救能力。</span><br/><br/></div><div style="text-align: center;"><img src="http://www.zeytis.com/zb_users/upload/2022/02/202202241645662771124354.jpg" title="066fa84636228dcf250accd5b5ade8c8_5e848ddad2441.jpg" alt="066fa84636228dcf250accd5b5ade8c8_5e848ddad2441.jpg"/><br/></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp; &nbsp;洛阳正举新材料生产的隧道逃生管道符合隧道施工的各项规定,采用超高分子量聚乙烯作为主材料,卫生安全,具有其他工程塑料无可比拟的耐冲击性、抗压性、耐磨损、抗老化、轻质性,且耐化学腐蚀、卫生无毒、在国外被称为“神奇的塑料&quot;。已经在中铁各隧道施工现场广泛应用一致取得好评。</span></div><div style="text-align: center;"><span style="font-size: 18px;">1.耐磨性能:<a data-cke-saved-href="http://www.lyzjxc.com" href="http://www.lyzjxc.com/">超高分子量聚乙烯管</a>的耐磨性居塑料前列,比尼龙、聚丙烯、聚四氟乙烯高3-4倍,是碳钢、不锈钢的4~7倍,砂浆磨损指数比所有塑料、铸铁管、碳钢管都小的多。</span></div><div style="text-align: center;"><span style="font-size: 18px;">2.承压性能:超高分子量聚乙烯管的厚度在8-38mm之间,最薄的也有8mm,热变形温度高出普通塑料十几度,冷脆温度几乎没有下限,断裂伸长率高达350%,可承受管子应力,吸收冲击载荷和关停出现的水压波动,因此在工程使用中,不需和钢管复合就可以单独使用,即可到达工况管道正常运行的要求。</span></div><div style="text-align: center;"><span style="font-size: 18px;">3..耐腐蚀性:超高分子量聚乙烯管材的微观结构是一种饱和分子团,化学性能稳定,能耐酸、碱、盐、海水、污水、腐蚀性土壤、地下水及众多化学流体的侵蚀。比聚丙烯、ABS等更耐腐蚀,除硫酸、硝酸等强氧化性酸液外,能耐各种腐蚀性介质,外表无任何反常现象。</span></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp; &nbsp;<a data-cke-saved-href="http://www.lyzjxc.com" href="http://www.lyzjxc.com/">超高分子量聚乙烯</a>管几乎集中了各种塑料的优点,具有其他塑料无可比拟的耐磨、耐冲击、自润滑、耐腐蚀、耐低温、不粘附等总和性能,它与普通矿用聚乙烯管材相比,各项性能均具有优势,尤其是冲击强度是普通聚乙烯管材的4倍以上,经常被作为耐磨管道使用。所以超高分子量聚乙烯管是尾矿管、矿用管的主要选择。</span></div><div style="text-align: center;"><span style="font-size: 18px;">&nbsp; &nbsp; &nbsp; 隧道施工危险性较大,要时刻牢记安全施工,做好隧道建设安全设施,设置隧道<a data-cke-saved-href="http://www.lyzjxc.com" href="http://www.lyzjxc.com/">逃生管</a>,减少安全隐患,保证施工人员安全施工才能使隧道建设顺利进行。<img class="cke_anchor" src="http://lyzjxc.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.lyzjxc.com%22%20name%3D%22www.lyzjxc.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://lyzjxc.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/><img class="cke_anchor" src="http://lyzjxc.com/include/ckeditor/images/spacer.gif?t=B8DJ5M3" data-cke-realelement="%3Ca%20data-cke-saved-name%3D%22www.lyzjxc.com%22%20name%3D%22www.lyzjxc.com%22%3E%3C%2Fa%3E" data-cke-real-node-type="1" alt="锚点" title="锚点" align="" data-cke-real-element-type="anchor" style="cursor: default; background-image: url(&quot;http://lyzjxc.com/include/ckeditor/plugins/link/images/anchor.gif?t=B8DJ5M3&quot;); background-position: left center; background-size: initial; background-repeat: no-repeat; background-attachment: initial; background-origin: initial; background-clip: initial; border: 1px dotted rgb(0, 0, 255); width: 16px; min-height: 15px; height: 1.15em; vertical-align: text-bottom;"/></span></div><p><br/></p>Thu, 24 Feb 2022 08:32:04 +0800 大瑞铁路高黎贡山隧道 贯通 高分子救援通道http://www.zeytis.com/post/389.html<p style="text-align: center;"><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">大瑞铁路高黎贡山隧道 贯通&nbsp; 高分子救援通道</span></p><p><br/></p><p><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 新华社昆明5月29日电(记者白靖利、丁怡全)我国铁路第一长隧——大瑞铁路高黎贡山隧道1号竖井近日掘进至井深702.7米,打破国内铁路竖井最深纪录。</span></p><p><br/></p><p><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">&nbsp; &nbsp; &nbsp; &nbsp;这是记者29日从中铁隧道局集团了解到的消息。据介绍,高黎贡山位于深大断裂纵谷区,山高、坡陡、切割深,垂直高差达4000米以上。高黎贡山隧道1号竖井主井井深762.59米,为国内同类工程最深竖井。</span></p><p><br/></p><p><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">&nbsp; &nbsp; &nbsp; &nbsp;为了加快施工进度,缩短建设工期,参建人员将机械化快速施工理念引入竖井施工,采用凿井法,配备了凿井井架、凿井稳车、凿井绞车、整体移动金属模板、FJD-6A型伞钻、中心回转抓岩机等大型专业化机械,形成了机械化开挖系统、出碴系统、悬吊系统、绞车提升系统等“四系一体”的机械化流水线,实现了打眼、爆破、出碴、模板安装、混凝土浇筑等全流程机械化作业。</span></p><p><br/></p><p><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">&nbsp; &nbsp; &nbsp; &nbsp;项目设计单位中铁二院工程集团有限责任公司介绍,1号竖井主井采用普通凿井法进行开挖。为克服竖井围岩纵向节理发育、突泥涌水、富水花岗岩等地质难题,隧道设计者们采用“探、注、掘”相结合的系统治水措施,大大减小了施工风险。</span></p><p><br/></p><p><span style="font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">&nbsp; &nbsp; &nbsp; 大瑞铁路东起云南大理,西至中缅边境口岸瑞丽市,穿越了云南省西部的苍山、高黎贡山等山脉,跨怒江、澜沧江、西洱河等,全长约331公里,设计时速140公里,是中缅国际铁路通道的重要组成部分。高黎贡山隧道全长34.538公里,是我国铁路第一长隧,为大瑞铁路控制性工程。该隧道地理位置特殊、地质条件复杂,施工难度极高。</span></p><p><br/></p><p style="text-align: center;"><img src="http://jhffg.com/zb_users/upload/2022/02/202202211645424415131989.jpg" title="ba73c34435013ca5412a6fb75fa73ce.jpg" alt="ba73c34435013ca5412a6fb75fa73ce.jpg"/></p><p><br/></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">新型抗冲击塑料管道 超高<a href="http://www.zeytis.com" target="_blank" textvalue="隧道逃生">隧道逃生</a>管的质量要求:</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">1.管道韧性好、抗冲击强度高</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">受到强外力冲击时,<a href="http://www.zeytis.com" target="_blank" textvalue="隧道新型逃生管">隧道新型逃生管</a>道瞬间变形,吸收大量冲击能量,然后迅速恢复原来形状,为公路隧道施工逃生应急救援提供了极大的保障;</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">2.管道质量高</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">耐压性好、不易变形,在公路隧道施工中发生坍塌时,隧道新型逃生管道承压能力和抗环境破坏能力远远超过一般管道。</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">3.材料重量轻</span></p><p style="margin-top: 6px; margin-bottom: 6px; text-indent: 28px;"><span style="letter-spacing: 0px; font-size: 20px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;;">隧道新型<a href="http://www.zeytis.com" target="_blank" textvalue="逃生管">逃生管</a>道拆装和搬运方便,一米约重69kg,在隧道狭小空间可无需机械设备帮助下进行移动。</span></p><p><br style="white-space: normal;"/></p><p><br/></p>Mon, 21 Feb 2022 14:22:12 +0800 公路隧道起源 隧道救命通道http://www.zeytis.com/post/388.html<p style="text-align: center;"><span style="font-size: 20px;">公路隧道起源&nbsp; &nbsp; &nbsp; 隧道救命通道</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp;&nbsp;</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;古代美索不达米亚人早已开挖隧道,但水下隧道却到19世纪才开挖成功。在土壤松软处挖隧道,要防止因泥和水渗入而坍塌。1818年,英国工程师布伦诺尔设计出挖掘机,在泰晤士河底下挖掘隧道。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; 他观察过一种名叫凿船虫的蛀木软体动物,发现这种虫子利用圆管形硬壳支撑孔洞四周的特朵铖,继续向前钻进。于是受到启发,制造了一个箱形铁壳(称为盾构),利用千斤顶在松软的土壤中向前推进。挖掘工人则在铁壳内一面挖掘,一面在隧道内壁衬砖。</span></p><p><br/></p><p style="text-align: center;"><img src="http://www.zeytis.com/zb_users/upload/2022/02/202202211645407525340852.jpg" title="48df3e6f8998c741a1a72866e723222.jpg" alt="48df3e6f8998c741a1a72866e723222.jpg"/></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; 1825年至1841年间,利用布仑诺尔设计的盾构凿通韦平到罗瑟海斯的世界第一条水下隧道,长约1100米。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; 1865年,英国桥梁工程师巴洛发明一种盾构,并注册了专利,这种盾构是圆筒形,直径较布仑诺尔设计的为小,不用砖铺砌隧道内壁,而用铁块砌块。巴洛和工程师格雷特黑德利用这种盾盾构在一年之内凿通泰晤士河下的第二条隧道。格雷特黑德还改进挖隧道技术,以压缩空气抵消外面的水压,1890年,伦敦用这种技术建成世界第一条地下铁道。&nbsp; &nbsp;</span></p><p><br/></p><p><span style="font-size: 20px; text-align: center;">公路隧道起源&nbsp; &nbsp; &nbsp;<a href="http://www.zeytis.com" target="_blank"> 隧道救命通道</a></span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;截至2008年底,我国公路隧道总数已达5426座,共319×104km,然而,我国公路隧道建设起步较晚,与国外发达国家相比,相关技术水平仍较低,加之公路隧道跨度大、施工工艺复杂、地形多变等特点,导致公路隧道建设过程中还存在诸多技术问题。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; 尽管随着我国公路隧道新奥法施工技术的日益成熟,穿越 复杂地质条件隧道的相关设计理论和修筑工艺取得了一定的成果,但在隧道建设中塌方事故却屡屡发生,施工安全问题异常严峻。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;超高分子<a href="http://www.zeytis.com" target="_blank">量聚乙烯隧道逃生管道</a>,是一种由乙烯、丁二烯单体在催化剂作用下,聚合而成的平均分子量在250万以上的线型结构热塑性工程塑料。世界上最早由 美国AlliedChemical公司于1957年实现工业化。此后德国Hoechst公司、德国Her-cules公司、日本三井石油化学公司等也 投入工业化生产。我国于1964年最早研制成功并投入工业生产。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; 超高分子量聚乙烯<a href="http://www.zeytis.com" target="_blank">隧道逃生管道</a>优异性</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;超高分子量聚乙烯隧道逃生管道具有优异的综合性能,具有其他工程塑料无可比拟的耐冲击性、抗压性、耐磨损、抗老化、轻质性,且耐化学腐蚀、卫生无毒、不易粘附,在国外被称为“神奇的塑料”。因此,其在机械、交通运输、纺织、造纸、矿业、农业、化工等领域,具有广泛的引用前景。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; 1.重量轻、仅为钢管重量的1/3左右,拆装和搬运方便。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; 2.管道韧性好、抗冲击强度高,受到强外力冲击时瞬间变形,吸收大量冲击能量,然后迅速恢复原来形状,为公路隧道施工逃生应急救援提供了极为安全可靠的保障。</span></p><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp;3.管道环刚度高、耐压性好、不易变形,在公路隧道施工中发生坍塌时,承压能力和抗环境破坏能力远远超过一般管道。</span></p><p><br/></p>Mon, 21 Feb 2022 09:13:08 +0800 南京长江第五大桥夹江隧道双线顺利贯通 隧道逃生管道http://www.zeytis.com/post/387.html<h1 id="bd_article_title" class="article__title" style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; margin: 0px 0px 10px; overflow-wrap: break-word; color: rgb(64, 64, 64); letter-spacing: 1px; font-size: 20px; line-height: 30px; font-family: &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, &quot;WenQuanYi Micro Hei&quot;, &quot;Helvetica Neue&quot;, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255); text-align: center;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;南京第五大桥夹江隧道双线顺利贯通&nbsp; &nbsp;<a href="http://www.zeytis.com" target="_blank"> 隧道逃生管道</a></span></h1><p><br/></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;上海建参建的南京长江第五大桥夹江隧道项目左线盾构于2020年5月13日顺利进入江南接收井,按照既定节点工期目标实现了<a href="http://www.zeytis.com" target="_blank">隧道</a>双线贯通,为年底建成通车奠定了坚实基础。南京长江第五大桥是连接南京主城区和江北新区的重要纽带,路线全长10.335公里,其中盾构隧道长1159米,管片外径15米,为目前国内在建最大直径水下盾构公路隧道。</span></p><p><br/></p><p style="text-align: center;"><img src="https://p0.ssl.img.360kuai.com/t0135ebf8347a6e1818.webp"/></p><p><a href="https://www.360kuai.com/pc/zmt?id=1914605879&uid=51f9d4f1f5c9b9517a3571fe554d4fb4&sign=360_7bc3b157&tj_url=so_rec" target="_blank" rel="noopener noreferrer" class="avatar float--left" style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; color: rgb(0, 0, 0); text-decoration-line: none; width: 50px; height: 50px; margin-right: 12px; display: inline-block; vertical-align: middle; float: left;"></a></p><div class="article__content" style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; position: relative; font-size: 16px; line-height: 30px; letter-spacing: 0.5px; margin: 17px 0px 3px; color: rgb(51, 51, 51); font-family: &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, &quot;WenQuanYi Micro Hei&quot;, &quot;Helvetica Neue&quot;, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><p style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; margin-top: 0px; margin-bottom: 16px;"><br/></p><p style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; margin-top: 0px; margin-bottom: 16px;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;夹江隧道施工过程中先后克服了浅覆土盾构始发、下穿夹江大堤、江底冲槽区、超深基坑盾构机接收等施工风险;在交通行业内首次系统研究了大断面水下盾构隧道设计施工标准;采用高精度三维激光跟踪扫描技术控制管片预制精度,研发管片上浮自动化监测预警系统,保障了成型隧道的质量。<br/></span></p><p style="transition: margin 0.1s linear 0s, padding 0.1s linear 0s, width 0.1s linear 0s, height 0.1s linear 0s; margin-top: 0px; margin-bottom: 16px;"><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 夹江隧道的全线贯通,为南京长江五桥年内建成提供了重要保障。目前,南京长江五桥主桥南北边跨已合龙,中塔正在进行倒数第三段箱梁的吊装,预计6月份实现主桥合龙。</span></p></div><p>&nbsp; &nbsp; &nbsp; &nbsp;<span style="font-size: 20px;"> &nbsp; 洛阳市正举新材料股份有限公司为您提供洛阳公路隧道紧急救援<a href="http://www.zeytis.com" target="_blank">逃生管</a>。正举新材企业理念:</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;一、以质量赢信誉,靠信誉得效益! </span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; &nbsp;二、以诚信打动客户,凭质量赢得人心!</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 三、若今天没有质量,则明天没有销量!</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp; &nbsp; 四、创正举品牌,树正举企业形象!</span></p><p><span style="font-size: 20px;"></span><br/></p>Fri, 18 Feb 2022 14:38:18 +0800 超高分子聚乙烯管救命管道特性 http://www.zeytis.com/post/386.html<p style="text-align: center;"><span style="font-size: 20px;">超高分子聚乙烯管<a href="http://www.zeytis.com" target="_blank">救命管道</a>特性&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;</span></p><p><span style="font-size: 20px;">&nbsp; &nbsp;&nbsp;</span></p><p><span style="font-size: 20px;">超高分子聚乙烯管<a href="http://www.zeytis.com" target="_blank">救命管道</a>特性 :</span></p><p><span style="font-size: 20px;">一、洛阳正举超高分子聚乙烯管的耐磨性,比尼龙66(66)、聚四氟乙烯高4倍,是碳钢、不锈钢的7-10倍;</span></p><p><br/></p><p><span style="font-size: 20px;">二、冲击强度列通用工程塑料之首,为聚氯乙烯的20倍、的两倍、的五倍,且能在-196摄氏度下保持。无论是外力强冲击,还是内部压力波动都难以使其开裂,这是其它任何塑料没有的特性;</span></p><p><br/></p><p><span style="font-size: 20px;">三、冲击能吸收值在所有塑料中最高,且具有消音性;</span></p><p><br/></p><p style="text-align: center;"><img src="http://www.zeytis.com/zb_users/upload/2022/02/202202181645149283982450.jpg" title="f1c3e36fd674dd8c04ba4a5b193c2c6.jpg" alt="f1c3e36fd674dd8c04ba4a5b193c2c6.jpg"/></p><p><br/></p><p><span style="font-size: 20px;">四、磨擦系数低,仅为0.07~0.11,故具有自润滑性。在水润滑条件下,其动磨擦系数比66和聚甲醛低一半。</span></p><p><br/></p><p><span style="font-size: 20px;">五、不结垢、不粘附(抗粘附能力可与聚四氟乙烯媲美),因此流动阻力很小,可长期保持流速和流量不减。其内径设计可比钢管减小15%;</span></p><p><br/></p><p><span style="font-size: 20px;">六、超高分子量聚乙烯耐磨管化学稳定性好,具有优良的耐化学药品性;</span></p><p><br/></p><p><span style="font-size: 20px;">七、优良的憎水性,吸水率小於0.01%,仅为的1%;</span></p><p><br/></p><p><span style="font-size: 20px;">八、优良的抗内压强度,耐环境应力开裂性、抗快速开裂性;</span></p><p><br/></p><p><span style="font-size: 20px;">九、卫生、无毒,可接触食品和药物;</span></p><p><br/></p><p><span style="font-size: 20px;">十、良好的耐候性和抗老化性。超高分子量聚乙烯分子链中不饱和集团很少,且分子量大,本身就具有很好的稳定性。</span></p><p><br/></p><p><span style="font-size: 20px;">十一、易连接、安装方便;</span></p><p><br/></p><p><span style="font-size: 20px;">十二、经济效益高,超高管材的安装费用比传统材料低得多,加之耐腐蚀、耐磨损、耐候性等诸多因素综合比较,经济效益是钢管的4-6倍。</span></p><p><br/></p>Fri, 18 Feb 2022 09:37:35 +0800色人阁第四色,中国老太卖婬hd播放,免费看黄视频,影音先锋每日资源站,国产japanese在线观看hom,久久久久久精美免费无码