Types of Joisted Masonry

There are several types of masonry used in the exterior bearing walls of joisted masonry buildings:

  • brick
  • concrete — either reinforced or nonreinforced
  • hollow concrete masonry units
  • tile
  • stone

Exterior bearing walls may also be any noncombustible materials with fire-resistance ratings of not less than one hour.

Glass block:




Concrete — either reinforced or nonreinforced:

Hollow concrete blocks

Hollow tile: