{"meta":{"id":"https:\/\/api.iclient.ifeng.com\/ipadtestdoc?aid=ucms_7xTkNIcZ7La","type":"doc","o":"1","documentId":"ucms_7xTkNIcZ7La"},"body":{"newStatus":"1","documentId":"ucms_7xTkNIcZ7La","staticId":"ucms_7xTkNIcZ7La","title":"中老铁路和平隧道贯通","shareTitle":"中老铁路和平隧道贯通","thumbnail":"http:\/\/d.ifengimg.com\/w150_h106_q100\/x0.ifengimg.com\/res\/2020\/9EFC51E11BEFB571D83250145BA84AA888FD7EB3_size521_w550_h307.png","source":"昆明信息港","author":"","editorcode":"weMedia","editTime":"2020-06-21 09:36:36","updateTime":"2020\/06\/21 09:36:36","wapurl":"http:\/\/\/\/feng.ifeng.com\/c\/7xTkNIcZ7La","introduction":"","wwwurl":"http:\/\/\/\/feng.ifeng.com\/c\/7xTkNIcZ7La","commentsUrl":"ucms_7xTkNIcZ7La","commentCount":0,"text":"
<\/p>
6月20日,中老昆(明)万(象)铁路和平隧道贯通。至此,全线93座隧道已贯通69座,为全线按期完成铺轨、站房建设和开通奠定了基础。<\/p>
和平隧道位于普洱市宁洱哈尼族彝族自治县,全长8.84公里,属单洞双线隧道,共穿越4个断层,围岩松散、破碎,溜坍掉块、软岩变形和突泥涌水频发,加之当地降雨充沛,地表层渗透加剧了隧道富水,安全风险高、施工难度大。自2016年4月开工建设以来,隧道先后发生突泥涌水15次、溜坍20余次,累积变形达360米。<\/p>
为破解施工难题,中铁十局玉磨铁路项目部邀请专家组进驻现场,根据现场实际进行动态调整,采取长隧短打策略,全隧开设2个辅助坑道,最多时6个作业面同时施工。在与复杂地质的博弈中,施工人员创新工法,把复杂地质划成若干个小单元,精细组织推进,确保了隧道顺利贯通。同时,为了保护当地生态,建设者在施工中通过调整施工便道、优化临建方案等途径减少占用土地50余亩,边坡植被复绿270亩。<\/p>
据悉,中老昆万铁路全长1000多公里,建成通车后,昆明市至景洪市仅需3小时左右,至老挝万象有望夕发朝至。(云南日报 记者胡晓蓉)<\/p>","img":[{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/9EFC51E11BEFB571D83250145BA84AA888FD7EB3_size521_w550_h307.png","size":{"width":"550","height":"307"}}],"summary":"6月20日,中老昆(明)万(象)铁路和平隧道贯通。至此,全线93座隧道已贯通69座,为全线按期完成铺轨、站房建设和开通奠定了基础。和平隧道位于普洱市宁洱哈尼族彝","sharesummary":"6月20日,中老昆(明)万(象)铁路和平隧道贯通。至此,全线93座隧道已贯通69座,为全线按期完成铺轨、站房建设和开通奠定了基础。和平隧道位于普洱市宁洱哈尼族彝","commentType":"0","wemediaEAccountId":"341058","showclient":"0","shareurl":"https:\/\/ishare.ifeng.com\/c\/s\/v002nPFLvdTY--R6ImYb3dVyvCZE8shZgXw6jY5nSFkxtx3w__","praise":"1","like_num":"1"}}