“海上筑岛”多个关键节点提前完工

Group 1 - The construction of Dalian Jinzhou Bay International Airport, the world's largest offshore airport, is progressing rapidly, with significant milestones achieved in various engineering aspects [1][2] - As of June 30, the project has completed 95.25% of its total engineering volume, with 19.15 square kilometers of land area formed, exceeding the planned earthwork by 2 million cubic meters [1] - The filling operation is advancing at an average speed of 200,000 cubic meters per day, with a record single-day filling of 263,300 cubic meters [1] Group 2 - Deep foundation treatment and pile foundation engineering are critical for ensuring the airport's structural integrity and seismic resistance, referred to as the "invisible backbone" of the airport [2] - In the first half of the year, significant progress was made in deep foundation treatment, including the completion of 710,000 square meters of dynamic compaction and 27,000 stone piles [2] - The airport terminal, considered the "heart" of the airport, has over 8,000 construction drawings and 17,000 engineering quantity lists completed, with plans to achieve 50% completion of the main underground structure by the end of the year [2]