Forming Openings in Load Bearing Walls. Insert Steel Needles to Support Weight. The load above must be supported at all times. It is very dangerous to make the hole and hope everything stays put until you get a lintel in. Before you take a single brick ou

A lintel is a type of support beam that is installed into a load-bearing wall to allow for the creation of a new opening. Installing a lintel in a block wall of brick or concrete isn't a difficult task, but you will need to be very careful while using

One way is to face the concrete block opening with treated 2-by-10 material. This lumber should be within 1/8 inch of what the width of the concrete block wall is now when you add the thickness ...