Date: 05/19/2008 Views: 6315
Date: 08/23/2015 Views: 9861
Date: 06/09/2003 Views: 5288
Date: 08/23/2023 Views: 820641
WingSet96Ann The area where the tie-bar passes through a depression in the tunnel has to be prepared for closure. The tunnel depression with the areas of fiberglass and foam core removed in preparation for closure.