Date: 12/31/1969 Views: 3281
Date: 12/31/1969 Views: 3745
Date: 09/04/2005 Views: 4410
Date: 08/23/2023 Views: 177688
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.