“悬浮巨扇”展开 传递东方意蕴 上海大歌剧院即将完成场馆建设 全球范围内首次大规模使用165兆帕超高性能混凝土

Core Insights - The Shanghai Grand Opera House, a significant cultural project, is set to complete its construction and decoration this month after a six-year development period, marking a key milestone in Shanghai's cultural infrastructure [1] - The design of the opera house, inspired by the "Chinese fan," has gained international recognition and is seen as a symbol of modern Chinese architecture, reflecting the evolution of urban space and public interaction [2][3] Design and Architecture - The Shanghai Grand Opera House was established as a major cultural facility during the "13th Five-Year Plan," aiming to enhance Shanghai's status as an Asian performing arts hub [2] - The design, led by the architectural firm Snøhetta, features a distinctive fan shape that breaks away from traditional theater designs, promoting a more open and accessible public space [3] - The structure incorporates a double-spiral staircase that serves both as a functional pathway and a hidden support system, allowing the fan-shaped design to appear as if it is floating without visible columns [5][6] Engineering Innovations - The building's height exceeds 45 meters, with a total area of 147,000 square meters, equivalent to 21 standard football fields, presenting significant engineering challenges [5] - The use of 165 MPa ultra-high-performance concrete, which is three to five times stronger than regular concrete, is a groundbreaking approach in construction, enabling the realization of the fan structure [6] Interior Design and Functionality - The interior design emphasizes a human-centered approach, featuring advanced acoustic design elements to enhance sound quality in public spaces [4] - The opera house will operate under a "white + black" model, providing public cultural space during the day and transforming into a venue for performances at night, thus maximizing its utility [4] - The venue includes three distinct theaters, each designed for different types of performances, and features Asia's first six-module stage, allowing for versatile staging options [7]