#TheGreatBeautyofGuangdong The workers have completed the erection of all box girders of the Non-Navigable Span of the Shenzhen–Zhongshan Bridge Project on January 4, taking yet another big step toward the realization of the project by 2024.

This time, the steel box girder is 110 meters long, 20 meters wide, and 1252.6 tons heavy. The transportation and erection of the box girder are carried out bythe vessel TIAN YI, an integrated floating crane craft developed in China. It is the first domestic monohull structure and fully electric propulsion of the special lifting vessel for offshore girder construction.

At present, the construction of the Shenzhen–Zhongshan Bridge is in progress. The workers of the Lingdingyang Bridge will carry out the first box girder lifting operation sometime soon.

1月4日20时18分，深中通道的海上非通航孔桥搭设最后一块“积木”，完成全部箱梁架设。伶仃洋上长虹卧波，向2024年项目建成通车又迈出了一大步。

本次架设的箱梁为钢箱梁，长110米，宽20米，重1252.6吨，其运输和架设均由我国自主研发的运架一体船“天一号”负责实施。该船是国内首创单体船型结构、全电力推进的海上架梁施工专用起重船。

目前，深中通道建设正有序推进。伶仃洋大桥将于近期开展首片箱梁吊装作业。