Masonry Flashcards
How many ways are there to mix mortar and what are they
Portland cement, masonry cement
What are the ingredients of mortar
Portland cement, lime, sand, water
What is a different set of ingredients of mortar
Masonry cement, sand, water
How many types of mortar are there and what are they
M, S, N, O
How many ways can you physically mix mortar
Machine mixing, hand mixing
What is the minimum machine mixing time for mortar
3 minutes
How long do you allow dry ingredients to mix in mixer before adding water
One minute
What are the three types of sand
Manufactured, natural, stand
What are the desirable properties of mortar
Plasticity, water retention, strength and durability
What are the three kinds of levels
Plum, Level, Square
What does it mean to be “plum”
Vertical on two planes
What does it mean to be level
Horizontally straight
What does it mean to be square
90 degrees on all corners
True or False: A foundation must be Square AND Level AND Plum
True
True/False: A Cinder block may be load bearing
False
True/False: A Concrete block (or a Concrete Masonry Unit (CMU)) may be load bearing
True