途径富平 设计时速350公里！这条高铁全线铺轨完成
<section style="margin:10px 0px;"><section style="display: inline-block; width: 100%; vertical-align: top; border-width: 0px; box-shadow: rgb(0, 0, 0) 0px 0px 0px; box-sizing: border-box;" data-width="100%"><section style="margin-top: 10px; margin-bottom: 10px;"><section style="border-width: 1px; border-style: solid; border-color: rgb(232, 73, 63); border-radius: 5px; box-sizing: border-box;"><section><section style="width: 5px; height: 5px; border-bottom: 1px solid rgb(232, 73, 63); border-right: 1px solid rgb(232, 73, 63); float: left; border-top-color: rgb(232, 73, 63); border-left-color: rgb(232, 73, 63); box-sizing: border-box;"></section><section style="width: 5px; height: 5px; border-bottom: 1px solid rgb(232, 73, 63); border-left: 1px solid rgb(232, 73, 63); float: right; border-top-color: rgb(232, 73, 63); border-right-color: rgb(232, 73, 63); box-sizing: border-box;"></section><section style="clear: both;"></section></section><section style="padding-right: 4px; padding-left: 4px; box-sizing: border-box;"><section style="width: 100%; border-width: 1px; border-style: solid; border-color: rgb(232, 73, 63); margin-top: -1px; margin-bottom: -1px; padding-top: 10px; padding-bottom: 10px; box-sizing: border-box;" data-width="100%"><section><section style="font-size: 14px; line-height: 1.8; letter-spacing: 2px; padding-right: 10px; padding-left: 10px; box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box; visibility: visible;"><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">7月1日</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">随着最后一对长钢轨</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">精准铺设到位</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span style="color: rgb(219, 0, 0); box-sizing: border-box; visibility: visible;"><strong style="box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">西安至延安高速铁路</span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span style="box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">（以下简称西延高铁）</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span style="color: rgb(219, 0, 0); box-sizing: border-box; visibility: visible;"><strong style="box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">“到达”革命圣地延安</span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span style="color: rgb(219, 0, 0); box-sizing: border-box; visibility: visible;"><strong style="box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;">西延高铁顺利实现轨道贯通</span></strong></span></p></section><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box; visibility: visible;"><span leaf="" style="visibility: visible;"><br style="visibility: visible;"/></span></p><p></p><section style="line-height: 0; box-sizing: border-box; visibility: visible; text-align: center;"><section style="max-width: 100%; vertical-align: middle; display: inline-block; line-height: 0; box-shadow: rgb(152, 152, 152) 3px 3px 8px 0px; box-sizing: border-box; visibility: visible;" nodeleaf=""></section></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf="">西延高铁穿越黄土高原沟壑区，全线桥隧比高达91%，施工过程中涉及长大坡道铺轨地段16处，最大坡度比达30‰，铺轨施工难度大，作业精度要求高。</span></p></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf="">本次铺轨施工于4月18日启动，铺轨区间为西安北站至延安站，正线铺轨长度达600公里。施工单位创新铺轨管理模式，全力保障全线铺轨施工任务顺利完成。</span></p></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="line-height: 0; box-sizing: border-box; text-align: center;"><section style="max-width: 100%;vertical-align: middle;display: inline-block;line-height: 0;box-shadow: rgb(152, 152, 152) 3px 3px 8px 0px;box-sizing: border-box;" nodeleaf=""></section></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf="">延安站同步启动旅客流线优化方案。优化后，旅客平均候车时间压缩约15分钟，不仅有效缓解暑运大客流压力，更通过高效组织为西延高铁按期开通预留充足施工时间。</span></p></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf="">截至目前，西延高铁路基、桥梁、隧道和无砟轨道等重点施工任务已完成，新建8座站房基础和主体结构已全部完工，后续将重点做好“四电”施工、静态验收、联调联试等重点工作，为开通运营做好准备。</span></p></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="line-height: 0; box-sizing: border-box; text-align: center;"><section style="max-width: 100%;vertical-align: middle;display: inline-block;line-height: 0;box-shadow: rgb(152, 152, 152) 3px 3px 8px 0px;box-sizing: border-box;" nodeleaf=""></section></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf="">西延高铁是国家高速铁路网包（银）海高速铁路通道的重要组成部分，也是陕北革命老区的首条高铁。西延高铁全长299.8公里，设计时速350公里。</span></p></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="line-height: 0; box-sizing: border-box; text-align: center;"><section style="max-width: 100%;vertical-align: middle;display: inline-block;line-height: 0;box-shadow: rgb(152, 152, 152) 3px 3px 8px 0px;box-sizing: border-box;" nodeleaf=""></section></section><p></p><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span leaf=""><br/></span></p><p></p><section style="text-align: unset;box-sizing: border-box;"><p style="text-indent: 2em; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span style="text-indent: 2em;box-sizing: border-box;"><span leaf="">线路建成投用后，</span><span style="text-indent: 2em;color: rgb(219, 0, 0);box-sizing: border-box;"><strong style="box-sizing: border-box;"><span leaf="">西安至延安的列车运行时间将从目前的2个半小时缩短至1小时左右</span></strong></span><span leaf="">，对深入推进西部大开发战略、助力革命老区乡村振兴、加快构建包（银）海高速铁路通道，进一步完善优化国家高速铁路网络布局、提升陕西省区位优势和全国铁路网枢纽地位具有重要意义。</span></span></p></section><p></p><p style="white-space: normal;">来源：西铁资讯</p></section></section></section></section><section><section style="width: 5px; height: 5px; border-top: 1px solid rgb(232, 73, 63); border-right: 1px solid rgb(232, 73, 63); float: left; border-bottom-color: rgb(232, 73, 63); border-left-color: rgb(232, 73, 63); box-sizing: border-box;"></section><section style="width: 5px; 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