Repair or replace the Antenna Tower anchors for Antenna 12 at Anniston Army Depot (ANAD) Building 721. The existing anchors have pulled out of the ground, and the tower is no longer safe to climb for ... Repair or replace the Antenna Tower anchors for Antenna 12 at Anniston Army Depot (ANAD) Building 721. The existing anchors have pulled out of the ground, and the tower is no longer safe to climb for inspection or repair.Amendment 0001 is to provide pictures and the geological survey document.