Date: 06/03/2007 Views: 3412
Date: 02/22/2014 Views: 4725
Date: 12/31/1969 Views: 3939
Date: 08/23/2023 Views: 94197
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.