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AECT110 > Chapter 29 > Flashcards

Chapter 29 Flashcards

1
Q

In addition to water, a stucco base coat mix consists of?

A

Portland cement, lime and sand

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2
Q

On wood-stud and cold-formed steel-stud-wall assemblies, stucco is typically applied in three coats. Beginning from the first to the last, the coats are generally called:

a. brown coat, scratch coat, finish coat
b. scratch coat, brown coat, and finish coat
c. prime coat, scratch coat, and finish coat

A

b. scratch coat, brown coat, and finish coat

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3
Q

On wood-stud and cold-formed steel-stud-wall assemblies, stucco is typically applied in three coats. The total typical thickness of the three coats is how many inches?

A

7/8 inches

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4
Q

The required color of stucco surface is:

a. integral to the mix of all coats used in stucco
b. integral to the mix of the finish coat

A

b. integral to the mix of the finish coat

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5
Q

Metal lath is required when stucco is applied on ?

A

Stud wall assemblies

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6
Q

Metal lath, when used in stucco, is installed on the wall:

a. before the application of the first stucco coat
b. directly under the finished coat

A

a. before the application of the first stucco coat

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7
Q

Control joints on a stucco surface are provided primarily to?

A

control drying shrinkage of stucco

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8
Q

Control joints on a stucco surface are formed by using accessories, which consist of:

a. galvanized steel
b. Zinc
c. PVC
d. any of the above
e. none of the above

A

d. any of the above

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9
Q

Control joints are required to be more closely spaced on a stucco surface backed by a stud wall than on a stucco surface backed by a masonry wall. True or false?neer, the most commonly used masonry unit is?

A

True

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10
Q

The total thickness of stucco on a concrete or concrete masonry wall is generally:

a. the same as that on a stud-backed wall
b. greater than that on a stud-backed wall
c. smaller than that on a stud backed wall

A

c. smaller than that on a stud backed wall

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11
Q

When control joints are provided in a stucco-clad wall, expansion joints are unnecessary. True or false?

A

False

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12
Q

In an adhered masonry veneer the most commonly used masonry unit is?

A

Lightweight manufactured stone

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13
Q

In an adhered masonry veneer, masonry units are adhered to the backup surface using?

A

Polymer-modified masonry mortar

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14
Q

Masonry units in an adhered masonry veneer on a stud wall are applied directly on?

A

A stucco scratch coat over metal furring lath

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15
Q

Masonry units in an adhered masonry veneer:

a. require pointing of joints before adhering the units
b. require grouting of joints after adhering the units
c. require grouting of joints while the units are being adhered

A

b. require grouting of joints after adhering the units

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16
Q

The term EIFS is an acronym for?

A

Exterior insulation and finish system

17
Q

EIFS is classified into two categories: polymer-based (PB) EIFS and polymer-modified (PM) EIFS. Which of these two is more commonly used?

a. PB EIFS
b. PM EIFS

A

a. PB EIFS

18
Q

In PB EIFS, the insulation commonly used is?

A

expanded polystrene

19
Q

In PB EIFS, the EIFS lamina consists of:

a. base coat, insulation, and finish coat
b. base coat, mesh, and finish coat
c. insulation, mesh, and finish coat

A

b. base coat, mesh, and finish coat

20
Q

The thickness of the lamina in PB EIFS is approximately?

A

1/8 inch

21
Q

Backwrapping in an EIFS-clad wall refers to?

A

Wrapping the terminal edges of EIFS insulation with EIFS mesh.

22
Q

The requirements for control joints in an EIFS wall are:

a. generally the same as those in stucco-clad wall
b. more stringent than those in a stucco-clad wall
c. less stringent than those in a stucco-clad wall
d. none; control joints are not required in an EIFS-clad wall.

A

d. none; control joints are not required in an EIFS-clad wall

23
Q

Impact-resistant EIFS generally has how many base coats and how many finish coats?

A

two base coats and one finish coat

24
Q

Expansion joints are required in an EIFS-clad wall. True or false?

A

True

25
Q

The dead-load supports for each stone slab (in stone-clad wall) are generally:

a. two, placed at the same level at one-third points
b. two, placed at the same level at quarter points

A

b. two, placed at the same level at quarter points

26
Q

A bayonet clip in the stone cladding industry refers to what kind of support?

A

Dead-load support

27
Q

A combined dead-load and lateral load support anchor for stone cladding consists of what?

A

a stainless steel L-shaped bent plate welded to a stainless steel flat plate

28
Q

The term kerf in stone cladding industry refers to?

A

A slot in a stone slab

29
Q

When vertical support channels are used in stone cladding, dead load supports and tiebacks are not required for stone slabs. True or false?

A

False

30
Q

The thickness of granite used in wall cladding is generally how many inches?

A

1 1/4 inches

31
Q

In a stone-honeycomb wall cladding panel, the thickness of the stone is approximately how many inches?

A

1/4 inches

32
Q

Ina stone-honeycomb wall cladding panel, the honeycomb is generally made of?

A

aluminum

33
Q

A stone-honeycomb panel is anchored to the backup wall using:

a. epoxy cement
b. stainless steel bolts
c. two interlocking metal channels

A

c. two interlocking metal channels

34
Q

In an insulated wall metal panel, the insulation is sandwiched between :

a. a metal sheet in the front and a fiberglass scrim at the back of the panel
b. a metal sheet on both sides
c. none of the above

A

b. a metal sheet on both sides

35
Q

The weight of insulated metal panels and stone-honeycomb panels is approximately the same. True or False?

A

True

AECT110 (27 decks)

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