京港澳高速改扩建工程蔡甸段迎新突破 最后一座跨线桥拆除
<section style="margin-bottom: 0px;"><section powered-by="xiumi.us"><section style="text-align: justify;line-height: 2em;"><span style="letter-spacing: 1px;"></span></section><section style="font-size: 17px;letter-spacing: 1px;line-height: 2;box-sizing: border-box;font-style: normal;font-weight: 400;text-align: justify;"><section style="box-sizing: border-box;" powered-by="xiumi.us"><section style="letter-spacing: 1px;line-height: 2;color: rgb(62, 62, 62);"><section style="text-align: left;justify-content: flex-start;display: flex;flex-flow: row;margin-top: 10px;margin-bottom: 10px;"><section style="display: inline-block;width: auto;vertical-align: top;align-self: flex-start;flex: 100 100 0%;border-style: solid;border-width: 1px;border-color: rgb(30, 105, 206);padding: 5px;height: auto;"><section style="justify-content: flex-start;display: flex;flex-flow: row;"><section style="display: inline-block;width: 100%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;background-color: rgb(245, 248, 251);padding: 15px;"><section style="text-align: justify;"><p>11月27日，京港澳高速改扩建工程蔡甸段项目迎来新突破——G318分离式立交桥北京侧拆除，标志着该段高速上最后一座跨线桥完成拆除工作，将为后续的改扩建工程加速推进奠定坚实基础。</p></section></section></section></section></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section><p>在拆除现场，大型施工车辆忙碌穿梭，14台液压破碎锤整齐列阵，同步对桥梁进行精确拆除。2台洒水车在一旁持续喷淋，降低扬尘污染。</p><p><br/></p><p>随着拆除工作的不断推进，桥体顺利下坠至预定区域，施工人员随即展开清理作业。而另一侧的G318分离式立交桥港澳侧半幅车辆有序通行。</p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section><p>“为了确保G318分离式立交桥在12个小时内顺利拆除，我们现场组织了30多套设备和60多名施工人员参与作业，同时还组织了100多名人员进行保通安全管控。”中交第二公路工程局有限公司京港澳高速改扩建7标段项目总工纵锟介绍，为了确保立交桥港澳侧半幅通行车辆的安全，还设置了一个5米高的铁板防护，避免碎石子飞溅，并封闭了1个车道，增加安全距离，全力保障施工期间安全。</p><p><br/></p></section><section style="margin-top: 10px;margin-bottom: 10px;"><section style="display: inline-block;width: 100%;border-width: 2px;border-style: dotted;border-color: rgb(30, 105, 206);padding: 10px;"><section style="color: rgb(51, 51, 51);"><p>据了解，G318分离式立交桥作为G318国道（东风大道）的重要组成部分，采用（13+2×20+13）空心板梁设计，桥面总宽31.86米，单侧宽度达17米，设计通行能力为双向8车道。</p></section></section></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"></p></section><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;"><p style="vertical-align: middle;display: inline-block;line-height: 0;"><br/></p></section><section><p>此次拆除的是该桥的北京侧半幅，后续也将启动新建，预计2025年5月1日前实现通车。此前港澳侧半幅已顺利完成拆除、新建并通车，新建的桥梁桥面比旧桥高2米。</p><p><br/></p><p>纵锟表示，京港澳高速改扩建工程蔡甸段涉及7座跨线桥的拆除工作。至此，该段高速上的所有跨线桥均已成功拆除，为后续改扩建工程提供了有力保障。</p><p><br/></p><p>为确保拆除工作的顺利进行，蔡甸区交通运输局积极协调各方力量，科学制定交通分流和疏导方案。在施工期间，交通、城管等部门紧密配合，派驻专人在关键路口引导交通，确保了社会车辆的有序通行和交通秩序的畅通无阻。</p></section></section></section></section></section></section><p></p><section style="margin-bottom: 0px;"><section data-role="outer" label="Powered by 135editor.com"><section data-role="paragraph"></section></section></section><p></p><p style="margin: 0cm 0cm 0.0001pt;white-space: normal;max-width: 100%;min-height: 1em;font-family: -apple-system-font, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;letter-spacing: 0.544px;text-align: left;line-height: normal;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="color: rgb(136, 136, 136);letter-spacing: 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