Zhong Guo Min Hang Wang·2025-09-30 04:02Core Insights - The successful lifting of the steel truss structure for the No. 1 hangar marks a significant milestone in the construction of the international aviation maintenance service platform project by China Eastern Airlines [1][3] Group 1: Project Overview - The international aviation maintenance service platform project by China Eastern Airlines is aligned with national aviation industry development strategies and aims to support Shanghai's "Five Centers" initiative [2] - The project covers a total construction area of 113,000 square meters and is expected to be operational by 2026, providing comprehensive maintenance services for wide-body aircraft [2] - The No. 1 hangar will be the largest of its kind in Asia, capable of accommodating nine wide-body and two narrow-body aircraft simultaneously [2] Group 2: Technical Achievements - The steel truss structure, referred to as the "steel dome" of the hangar, showcases high precision in design, hoisting technology, and safety management [3] - The second phase of the lifting involved raising the roof structure by 21.4 meters, with a total weight of approximately 6,029 tons, completed in 10 hours using 24 lifting points and advanced hydraulic systems [3] - The assembly of the truss involved 3,309 welded balls and 12,124 round pipe members, with robotic 3D scanning technology enhancing measurement efficiency by 5-10 times [3]