Chapter 8

Question 1

The term CMU is generally used as an acroym for?

Answer 1

Concrete masonry unit

Question 2

Which of the following materials increases the mortars workability?

Answer 2

Lime

Question 3

Masonry mortar types are classified as?

Answer 3

Type M,S,N, and O

Question 4

When mortar is specified using proportion specifiaction, various solid materials that constitute masonry mortar are proportioned based on their?

Answer 4

dry volumes

Question 5

Which of the following mortar join profiles should be specified for an exterior wall?

Answer 5

Concave joint

Question 6

The primary reason for providing core holes in brisks is to?

Answer 6

provide unifrom drying and firing of bricks

Question 7

The nominal dimension of a masonry unit whose actual dimension equals 7 5/8 in. is?

Answer 7

8in

Question 8

In a running bond wall

Answer 8

each course consisits of stretchers

Question 9

Per ASTM standards, facing bricks are classified as Types FBS, FBX, and FBA. Which of these types has the most stringent requirements for dimensional tolerance, chippage, and warpage?

Answer 9

FBX