今年底建成后，广州中心城区至湛江通行时间将缩短至1.5小时，承担连接珠三角与粤西的重要作用， 助力"轨道上的大湾区"建设。 在汕头，9月25日，随着牵引车将一对500米长钢轨稳稳铺设在汕头湾海底隧道左线无砟轨道板上，汕汕 高铁汕头南至汕头段正式进入铺轨施工阶段，为年底具备通车条件奠定了坚实基础。汕汕高铁是国 家"八纵八横"高铁网沿海通道重要组成部分，全线通车后，运输能力将从目前日均24对列车提升至50对 以上。在未来，汕汕高铁将与在建的漳汕高铁连接，进一步提升珠三角、海西、长三角等经济区间的南 北向客运能力。 9月29日，随着最后一方混凝土浇筑完成，长（春）深（圳）高速扩建工程新层大桥上跨京九铁路连续 梁主跨顺利合龙，标志着工程全线桥梁主体工程完工，目前长深高速扩建工程全线已全面转入桥面系、 路面及附属施工阶段，向全线通车发起最后冲刺。 中国发展网讯 石培璋 黄思程 记者罗勉从广东省有关方面了解到，国庆前夕，广东省多个重大项目迎来 关键突破，跑出建设"加速度"。 广湛高铁佛山站站房主体结构施工完成、汕汕高铁汕头南至汕头段启动铺轨、大湾区大学（滨海湾校 区）一期一标段工程顺利封顶…… 近日，广州白云站开通运营一 ...

Group 1 - The construction of the main structure of the Foshan Station for the Guangzhan High-speed Railway has been completed, with the project now entering the decoration and renovation phase [1] - The Guangzhan High-speed Railway is in the final stages of preparation for operation, significantly reducing travel time from Guangzhou to Zhanjiang to 1.5 hours upon completion by the end of this year [1] - The Shantou South to Shantou section of the Shanshan High-speed Railway has officially entered the track-laying phase, aiming to enhance transportation capacity from an average of 24 pairs of trains per day to over 50 pairs [2] Group 2 - The Changshen Expressway expansion project has completed the main bridge construction, transitioning to the final stages of road surface and ancillary works, with a total length of approximately 116.6 kilometers [2] - The expansion project is a key initiative under Guangdong's 14th Five-Year Plan, aimed at strengthening connections between the Guangdong-Hong Kong-Macao Greater Bay Area and central regions like Jiangxi [2] - The first phase of the Bay Area University (Binhaiwan Campus) has successfully topped out, marking significant progress in higher education infrastructure in the Greater Bay Area [3] Group 3 - The Bay Area University project will cover an area of approximately 67,000 square meters, addressing the shortage of high-level engineering education resources in the region [3] - The Guangzhou Baiyun Station's TOD integrated transport hub has completed the construction of four towers, which will serve as a key driver for regional economic development [3]