Masonry Level 1 - Module 5 Q&A
Of the five types of portland cement, the types that are generally only used for mortar are
__________________________. - =Types I, II, and III
Masonry cement is made in grades ______________________. - =M, S, N, and O
The ASTM standard that applies to preblended mortar is _________________. - =C270
additives put into mortar to change its appearance or properties are called
___________________. - =Admixtures
The type of mortar that is often interchanged with Type is ___________________. - =Type S
The term used to describe how well the mortar sticks to the masonry units is
______________________________. - =Cohesion
The ability of the mortar to withstand crumbling under pressure is called
__________________________. - =Compressive strength
Mortar that is to high in cement content is commonly referred to as ______________________. -
=Fat or rich
The brick Industry Association defines cold as any temperature below _________________. -
=40^F
In order fro efflorescence to occur, two things must be present in a wall _________________. -
=Soluble salts and moisture
The mixer should be located as close as possible to ______________________. - =The main
section of the work
Of the five types of portland cement, the types that are generally only used for mortar are
__________________________. - =Types I, II, and III
Masonry cement is made in grades ______________________. - =M, S, N, and O
The ASTM standard that applies to preblended mortar is _________________. - =C270
additives put into mortar to change its appearance or properties are called
___________________. - =Admixtures
The type of mortar that is often interchanged with Type is ___________________. - =Type S
The term used to describe how well the mortar sticks to the masonry units is
______________________________. - =Cohesion
The ability of the mortar to withstand crumbling under pressure is called
__________________________. - =Compressive strength
Mortar that is to high in cement content is commonly referred to as ______________________. -
=Fat or rich
The brick Industry Association defines cold as any temperature below _________________. -
=40^F
In order fro efflorescence to occur, two things must be present in a wall _________________. -
=Soluble salts and moisture
The mixer should be located as close as possible to ______________________. - =The main
section of the work
