MASONRY LEVEL ONE MODULE 28104-13 Q&A

MASONRY LEVEL ONE MODULE 28104-13
Q&A
The approximate percentage of a masonry structure's surface represented by mortar is around?
A) 1 percent
b) 5 percent
c) 20 percent
d) 40 percent - =c) 20 percent


Of the materials used in mortar, the one that is least uniform is:
a) lime
b) Portland cement
c) water
d) sand - =d) sand


The packaged mortar that includes measured quantities of all needed materials except water is
called:
a) preblended mortar
b) ready-mix mortar
c) masonry cement
d) mortar blend - =a) preblended mortar


Water that is used in mortar must be:
a) filtered
b) potable
c) between 40 degrees and 70 degrees f
d) purified - =b) potable


ASTM specifies that Type S mortar must withstand a compression of at least