How far does a 1'' Anchor Joint extend into the ground? August 11, 2020 12:41 5 Inches Related articles How far does a 2'' Anchor Joint extend into the ground? What is the size of the Board Hole on a 1'' or 2'' Board with Holes? What is the actual width of a 1'' Straight or Curved Composite Board? What is the height for Frame It All Timbers/Boards/Planks How long does it take for Orders to Ship to my Location?