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預制混凝土PC結構的歷史

 瀏覽次數:1969    |      2017-09-23
        站在歷史坐標系上,七八十年代大量的PC建筑被證明是“短命”的,留下大量后遺癥,許多成了危房,需要加固、改造和拆除。常州有些PC結構已經十分破舊,外墻板開裂脫落、樓梯與墻有裂縫、陽臺梁板混凝土保護層剝落、欄桿斷裂。
        質量方面,國內PC建筑無法克服 “連接差、接縫滲漏、保溫性低”等通病。
        但這些不是PC本身的錯,而是其他外在因素的作用,如缺乏工匠精神,粗制濫造。日本德國法國的PC技術基本上不存在這些問題,可以說,國際上PC技術已相當成熟。

        PC建筑要做好,需要從商業模式、技術路線、管理手段上進行創新和完善。

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