春运安保“科技天团”上线！长沙沪昆高铁桥迎来“水陆空”立体巡查

Group 1 - The article highlights the use of advanced technologies such as underwater inspection robots, unmanned measurement boats, and drones for the inspection and monitoring of the Xiangjiang Grand Bridge on the Hukun High-Speed Railway in Changsha, Hunan, as the Spring Festival travel rush approaches [2][4][6] - The inspection activities are aimed at ensuring the safety and structural integrity of the bridge, which is crucial for the high-speed rail operations during the peak travel season [2][10] - Various unmanned detection equipment is being utilized, showcasing the industry's commitment to leveraging technology for infrastructure maintenance and safety [6][8][12]