鑒於台灣老舊建築越來越多,建築物外牆飾材掉落傷人的案例也不斷增加,本文為此針對既有建築物外牆磁磚掉落的危險性之診斷進行探討,希望透過探討的結果能對將來既有建築物外牆磁磚剝落的診斷有所助益。 In view of the fact that the Taiwan obsolete building get more and more many, and the case of facades decorating material of these buildings falls offends somebody also unceasingly to increase。 For this phenomenon ,this article will discuss how to diagnostic the danger of facades decorating tile peeling off , and hope the result of exploring is helpful for the future of diagnostic the danger of facades decorating tile.