Chapter 5: Building Construction

Fire-rated glass is a combination of what 2 materials:

• plastic and glass

• wire and glass

• plastic and steel

• plastic and wires

What is the glass that consists of 2 layers of glass with a transparent layer of vinyl bonded into the center?

• Laminated glass

• Wired glass

• Single-strength annealed

• Fully tempered

What is gypsum board made out of?

• Mineral-based products

• Cement-based products

• Wires and glass

• Laminated pieces

Which 2 types of gypsum provide extra fire-resistance and they are used in fire-rated assemblies?

These are stronger in a smaller thickness than a regular sheetrock.

• Type X and Type C

• Type C and Coreboard

• Type X and Full-Backed gypsum board

• Water-resistant gypsum and Type C

Where are you going to see water-resistant gypsum areas?

• In wet areas

  (e.g. aquarium)

• Shaft walls and solid partitions

• Backing layer in multilayer assemblies

• In dry areas

  (e.g. mercantile structures)

What is used in vapor barrier in outside walls?

• Foil-backed gypsum board

• Water-resistant gypsum board

• Type X

• Type C

What is Type X gypsum board produced with?

• Glass fibers

• Vermiculite

• Water-repellent paper

• Backing layer

What is Type C gypsum board produced with?

• Glass fibers

• Vermiculite

• Vapor Barrier

• Solid partitions

True or false:

Plastics are usually used for structural applications because of the generally lower strength and their lower tendency to bend.

• True

• False

Answer explanation

Plastics are NOT usually used for structural applications in buildings because of their generally lower strength and their GREATER tendency to bend.

The strength of plastic materials is close to that of ______.

• Wood

• Steel

• Glass-fiber reinforced steel

• Gypsum board