照你這規模改動結構，是要許可的，否則保險公司會有麻煩。

來源: 於 2012-07-23 11:41:35 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

Stick frame house, the living room drywalls will be torn out to attach new beams for 2nd floor room on existing frame. If proper sized beam is used, should not need support underneath.