Question 1

Precast concrete curtain wall panels are generally

Accepted Answer

A) cast on the construction site. 
B) fabricated by a ready- mix concrete plant and transported to the construction site. 
C) A or B. 
D) none of the above. 
A) cast on the construction site. 
B) fabricated by a ready- mix concrete plant and transported to the construction site. 
C) A or B. 
D) none of the above.

Question 2

What is the maximum center- to- center spacing of brick veneer anchors?

Accepted Answer

One anchor to cover maximum 2.

Question 3

Using sketches and notes, explain the anatomy of an insulated sandwich precast concrete curtain wall panel.

Accepted Answer

An insulated sandwich precast concrete c

Question 4

What is the advantage of cold- formed steel (CFS)stud backup for brick veneer as compared with a CMU backup?

Accepted Answer

CFS stud backup is lighter wei

Question 5

A shelf angle in a brick veneer assembly must provide

Accepted Answer

A) gravity load support to the veneer. 
B) gravity load support to both veneer and backup. 
C) lateral load support to the veneer. 
D) lateral load support to both veneer and backup. 
A) gravity load support to the veneer. 
B) gravity load support to both veneer and backup. 
C) lateral load support to the veneer. 
D) lateral load support to both veneer and backup.

Question 6

The maximum distance permitted by the code between the inside face of the veneer and the outside face of the backup in a brick veneer wall assembly is 4- 1/2 in. What is this provision based on?

Accepted Answer

To prevent excessive compressive stress

Question 7

For a brick veneer that bears on the foundation and continues to the top of the building without any intermediate bearing support, the maximum veneer height is limited to

Accepted Answer

A) 20 ft. 
B) 40 ft. 
C) 35 ft. 
D) 30 ft. 
E) 25 ft. 
A) 20 ft. 
B) 40 ft. 
C) 35 ft. 
D) 30 ft. 
E) 25 ft.

Question 8

Which structural element provides dead load support for a shelf angle in a brick veneer wall assembly? Is the shelf angle placed on top of the support or is it anchored to its face?

Accepted Answer

The shelf angle is a

Question 9

Precast concrete curtain (PCC)wall system competes with brick veneer system for cladding the buildings. Name two advantages of PCC wall system over brick veneer wall system.

Accepted Answer

1. In PCC wall system, no scaffolding is

Question 10

Using a sketch, explain the purpose of a (a)bonding pad and (b)flex anchor in a GFRC panel.

Accepted Answer

(a) A bonding pad in a GFRC panel serves

Question 11

A steel angle used to support the weight of a brick veneer over an opening is called a

Accepted Answer

A) relieving angle. 
B) lintel angle. 
C) shelf angle. 
D) all of the above. 
E) A or B. 
A) relieving angle. 
B) lintel angle. 
C) shelf angle. 
D) all of the above. 
E) A or B.

Question 12

A shelf angle in a brick veneer wall assembly is required to be discontinuous with a 3/8 in. gap between individual lengths, not exceeding 20 ft. Why is that so?

Accepted Answer

Because the shelf angle is exp

Question 13

What does glass fiber- reinforced concrete (GFRC)mix consist of?

Accepted Answer

Portland c

Question 14

Because the veneer and backup in a brick veneer assembly are made of different materials and are exposed to different temperature variations, they expand and contract at different rates in their own vertical planes. To allow the veneer and backup to move unrestricted in their own planes, the veneer anchors must be made of two pieces. However, one- piece veneer anchors are used in some situations. Which are those situations, and what does a one- piece anchor consist of?

Accepted Answer

One- piece anchor is used only in low- r

Question 15

In a brick veneer and cold- formed steel (CFS)backup wall assembly, where is the air- weather barrier (AWB)located? Is the AWB a sheet membrane or liquid- applied film? Explain.

Accepted Answer

AWB applied on the (outside)gl

Question 16

Using sketches and notes, explain the adjustability requirements of anchors used in a brick veneer wall assembly.

Accepted Answer

The adjustability requirements of anchor

Question 17

A brick veneer wall is provided with continuous vertical joints. What are their width and their purpose?

Accepted Answer

These are movement (

Question 18

In how many layers is concrete placed to fabricate an insulated precast concrete curtain (PCC)wall panel and is the concrete in all layers the same or different?

Accepted Answer

Concrete is placed in two layers-face la

Exam 28: Exterior Wall Cladding-II Masonry, Precast Concrete, and Gfrc

Precast concrete curtain wall panels are generally

What is the maximum center- to- center spacing of brick veneer anchors?

Using sketches and notes, explain the anatomy of an insulated sandwich precast concrete curtain wall panel.

What is the advantage of cold- formed steel (CFS)stud backup for brick veneer as compared with a CMU backup?

A shelf angle in a brick veneer assembly must provide

The maximum distance permitted by the code between the inside face of the veneer and the outside face of the backup in a brick veneer wall assembly is 4- 1/2 in. What is this provision based on?

For a brick veneer that bears on the foundation and continues to the top of the building without any intermediate bearing support, the maximum veneer height is limited to

Which structural element provides dead load support for a shelf angle in a brick veneer wall assembly? Is the shelf angle placed on top of the support or is it anchored to its face?

Precast concrete curtain (PCC)wall system competes with brick veneer system for cladding the buildings. Name two advantages of PCC wall system over brick veneer wall system.

Using a sketch, explain the purpose of a (a)bonding pad and (b)flex anchor in a GFRC panel.

A steel angle used to support the weight of a brick veneer over an opening is called a

A shelf angle in a brick veneer wall assembly is required to be discontinuous with a 3/8 in. gap between individual lengths, not exceeding 20 ft. Why is that so?

What does glass fiber- reinforced concrete (GFRC)mix consist of?

In a brick veneer and cold- formed steel (CFS)backup wall assembly, where is the air- weather barrier (AWB)located? Is the AWB a sheet membrane or liquid- applied film? Explain.

Using sketches and notes, explain the adjustability requirements of anchors used in a brick veneer wall assembly.

A brick veneer wall is provided with continuous vertical joints. What are their width and their purpose?

In how many layers is concrete placed to fabricate an insulated precast concrete curtain (PCC)wall panel and is the concrete in all layers the same or different?

An Overview of the Building Delivery Process How Buildings Come Into Being

Design and Constructions Regulations

Loads on Buildings

Load Resistance the Structural Properties of Materials

Properties of the Envelope-I Thermal Properties

Properties of the Envelope-II Air and Water Vapor Control

Fire and Smoke-Related Properties

Acoustical Properties of Materials

Principles of Joints and Sealants Expansion and Contraction Control

Principles of Sustainable Construction

Soils and Excavations

Below-Grade Construction Foundation Systems and Basements

Materials for Wood Construction-I Lumber

Materials for Wood Construction-Ii Engineered Wood Products, Fasteners, and Connectors

Wood Light-Frame Construction-I

Wood Light-Frame Construction-II

Structural Insulated Panel Construction

Material Steel and Steel Components

Structural Steel Construction

Cold-Formed Steel Construction

Lime, Portland Cement, and Concrete

Concrete Construction-I Formwork, Reinforcement, and Slabs-On-Ground

Concrete Construction-II Site-Cast and Precast Concrete Framing Systems

Masonry Materials-I Mortar and Brick

Masonry Materials-II Concrete Masonry Units, Natural Stone, and Glass Masonry Units

Masonry and Concrete Bearing Wall Construction

Exterior Wall Cladding-I Principles of Rainwater Infiltration Control

Exterior Wall Cladding-III Stucco, Adhered Veneer, Eifs, Natural Stone, and Insulated Metal Panels

Glass, Glazing, and Light-Transmitting Plastics

Windows and Doors

Exterior Wall Cladding-Iv Wall System in Glass

Roofing-I Low-Slope Roofs

Roofing-I Steep Roofs

Stairs

Floor Coverings

Ceilings

Filters