华南在建的最长内河沉管隧道完成首批首节沉管浮运沉放|老妇槡BBBB槡BBBB槡

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  中新网广州9月16日电 (记者 蔡敏婕)记者从广州市中心区交通项目管理中心了解到,鱼珠隧道首节沉管——E1管节16日完成浮运与沉放施工,标志着华南地区在建最长,且两次下穿珠江的内河沉管隧道取得阶段性进展。

鱼珠隧道E1管节出坞。广州市中心区交通项目管理中心 供图

  鱼珠隧道全长2.6千米,双向六车道城市主干道设计,其中沉管段全长935米,断面宽30.6米,高8.9米。

  该线路南起海珠新港东路,采用沉管隧道两次下穿珠江,在珠江北岸下穿黄埔大道后接地,止于深涌左支涌以南。

  本次浮运安装的E1管节长102米、宽30.6米、高8.9米,重约2.7万吨。经约10小时作业,E1管节安全抵达基槽水域,并完成系泊及沉放前准备。

  目前,该项目已完成首批首节沉管安装工作。下一步将推进剩余管节的浮运沉放工作,在确保质量安全的基础上,冲刺2027年隧道水中段贯通目标。

  据介绍,鱼珠隧道项目建成后,近岸可以实现金融城、临港商务区与琶洲的交通转换,促进珠江两岸的融合发展,实现琶洲与鱼珠两大商务区5分钟互通;有利于加强城市东部、南部的联系,对缓解珠江南北过江通道的交通压力具有重要意义。(完)

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发布于:北京市