how many syllables are in the word masonry?                  

3

What are the most common types of masonry units?

bricks, stones, and concrete

What are the molding processes used in manufacturing bricks? How do they differ from one another?

1) Soft mud process – oldest method. Moist clay pressed into rectangles.

                2) Dry-press process – use mold clays that shrink excessively during drying. Machine works at high pressure little water

                3) Stiff mud process – most used. Clay (12-15% water) passed through vacuum. Air present is removed then clay is extruded through a rectangular die. Automatic cutter wires slice the clay into bricks

List the functions of mortar?

to serve as a cushion to masonry units, to seal units to keep water and wind away, adhesive.

What are the ingredients of mortar? What is the function of each ingredient?

Portland cement – bonding agent in mortar, gives strength and weather resistance.

               Hydrated lime – imparts workability

               Inert aggregate – superior mechanical qualities, high shear, tensile strength

               Water – chemically involved, portable, activates cement and lime

Why are mortar joints tooled? Which tooling profiles are suitable for a brick wall in a severe climate?

tooling gives a neat appearance and compact the mortar. Vee joints and concave joints are suitable for severe climate.

What is the function of a structural brick bond such as common or Flemish bond?

to bond multiple wythes of masonry into a single wall.