美国密执安州庞提亚克体育馆建于1975年,平面尺寸为220×168米,当时为世界上最大的充气结构。1985年3月在一场暴风雪中,充气屋盖的100块以特夫隆复面的玻璃纤维板中有7块被撕裂,砸坏了下面的砼栏杆与座位,整个屋面下垂了约三十多米,随之大风又吹坏了另外18块板。估计在第一块板破坏时屋面的积雪与冰有二米多厚,使屋 The Pontiac Stadium in Michigan, United States, was built in 1975 and has a plane size of 220 x 168 meters. It was the largest inflatable structure in the world at the time. In a blizzard in March 1985, seven of the 100 inflatable glass fiberglass panels in the Teflon were torn and damaged the railings and seats underneath. Domi, followed by strong winds, destroyed another 18 boards. It is estimated that when the first board was destroyed, the roof’s snow and ice were more than two meters thick, making the roof