As a result, there has been extensive sagging in some beams, so, beginning in September 2010, a full dismantling, repair and reassembling of the gate's roof is being undertaken.
因此，一些橫樑已經廣泛下垂，所以自2010年9月開始，八達門正在進行全面拆除，修理和重新組裝門的屋頂。