Question 1

Name five important performance properties of floor coverings.

Accepted Answer

(i)Slip resistance, (ii)durability, (iii)hygienic property, (iv)flammability, and (v)walking comfort.

Question 2

Which are the two steps that must follow after the ceramic floor tiles have been laid?

Accepted Answer

Grouting of joints between tiles and the installation of the base trim pieces.

Question 3

Explain why sheet vinyl floor covering is the preferred covering for hospital operating theaters and patient bedrooms in a hospital?

Accepted Answer

Sheet vinyl flooring can be laid as a joint- less floor with integral base trim and can be mopped clean with water (plus soap if needed), which is not possible with any other floor covering.

Question 4

Is a thin- bed mortar a pre- blended and ready- to- use mortar or is it prepared by on- site mixing of various ingredients?

Accepted Answer

Pre- blend

Question 5

A notched trowel

Accepted Answer

A) is used in laying thin- bed mortar. 
B) is used in laying thick- bed mortar. 
C) is used in laying grout. 
D) all of the above. 
E) is not used in laying floor coverings. 
A) is used in laying thin- bed mortar. 
B) is used in laying thick- bed mortar. 
C) is used in laying grout. 
D) all of the above. 
E) is not used in laying floor coverings.

Question 6

The seams between vinyl floor covering sheets are

Accepted Answer

A) adhered together with a urethane adhesive. 
B) adhered together with a vinyl adhesive. 
C) adhered together with an epoxy resin. 
D) welded together with hot air and vinyl bead. 
E) welded together with hot air. 
A) adhered together with a urethane adhesive. 
B) adhered together with a vinyl adhesive. 
C) adhered together with an epoxy resin. 
D) welded together with hot air and vinyl bead. 
E) welded together with hot air.

Question 7

What does terrazzo flooring consist of?

Accepted Answer

A terrazzo floor consists of wet mix of

Question 8

Explain why the joints between natural stone tiles and panels are much narrower than those between ceramic tiles.

Accepted Answer

Natural stone panels are cut to precise

Question 9

What is a thick- bed mortar and where is it needed?

Accepted Answer

A thick- bed mortar varies from 1 in. to

Question 10

The subfloor for all floor finishes is either a concrete subfloor or wood subfloor. Which of the two subfloors is appropriate for terrazzo flooring?

Accepted Answer

The answer of The subfloor for all floor finishes is...

Question 11

Explain why it is necessary to install a good vapor retarder under a concrete slab- on- ground over which thin- set (epoxy)terrazzo is laid?

Accepted Answer

Because epoxy terrazzo is virt

Question 12

A rubber float

Accepted Answer

A) is used in laying thick- bed mortar. 
B) is used in laying thin- bed mortar. 
C) is used in laying grout. 
D) all of the above. 
E) is not used in laying floor coverings. 
A) is used in laying thick- bed mortar. 
B) is used in laying thin- bed mortar. 
C) is used in laying grout. 
D) all of the above. 
E) is not used in laying floor coverings.

Question 13

What are the major advantages and disadvantages of carpet flooring?

Accepted Answer

Carpet flooring is soft and warm under f

Question 14

A cementitious terrazzo floor covering is

Accepted Answer

A) approximately 3/4 in. thick. 
B) approximately 1/2 in. thick. 
C) approximately 1/4 in. thick. 
D) vapor permeable. 
E) B and D. 
A) approximately 3/4 in. thick. 
B) approximately 1/2 in. thick. 
C) approximately 1/4 in. thick. 
D) vapor permeable. 
E) B and D.

Question 15

Terrazzo floor covering is like concrete in that it

Accepted Answer

A) is a mix of binding agent and aggregate. 
B) is liquid when placed and cures hard. 
C) is saw- cut to control cracking. 
D) all of the above. 
E) A and B. 
A) is a mix of binding agent and aggregate. 
B) is liquid when placed and cures hard. 
C) is saw- cut to control cracking. 
D) all of the above. 
E) A and B.

Question 16

Explain why the stiffness of the subfloor is more important for ceramic tile or natural stone floor covering than for vinyl tile or carpet floor covering.

Accepted Answer

Natural stone or ceramic tiles are both

Question 17

The two most common types of subfloor for floor coverings are

Accepted Answer

A) concrete and steel. 
B) wood light- frame and plywood panels. 
C) concrete and wood panel. 
D) steel decking and wood plank. 
E) carpet and vinyl flooring. 
A) concrete and steel. 
B) wood light- frame and plywood panels. 
C) concrete and wood panel. 
D) steel decking and wood plank. 
E) carpet and vinyl flooring.

Question 18

A cementitious terrazzo mix is laid on a mortar bed, not directly on the subfloor.

Accepted Answer

A) True 
 B)False

Question 19

The vapor retarder below a concrete slab- on- ground should be of an extremely low permeability. This requirement is more important if the floor covering is polymer based.

Accepted Answer

A) True 
 B)False

Question 20

Terrazzo flooring is divided in two types: (i)thick- set (i.e., cementitious)terrazzo and (ii)thin- set (i.e., epoxy)terrazzo. Describe the anatomy of thin- set terrazzo.

Accepted Answer

Thin- set terrazzo flooring consists of

Exam 36: Floor Coverings

Name five important performance properties of floor coverings.

Which are the two steps that must follow after the ceramic floor tiles have been laid?

Explain why sheet vinyl floor covering is the preferred covering for hospital operating theaters and patient bedrooms in a hospital?

Is a thin- bed mortar a pre- blended and ready- to- use mortar or is it prepared by on- site mixing of various ingredients?

A notched trowel

The seams between vinyl floor covering sheets are

What does terrazzo flooring consist of?

Explain why the joints between natural stone tiles and panels are much narrower than those between ceramic tiles.

What is a thick- bed mortar and where is it needed?

The subfloor for all floor finishes is either a concrete subfloor or wood subfloor. Which of the two subfloors is appropriate for terrazzo flooring?

Explain why it is necessary to install a good vapor retarder under a concrete slab- on- ground over which thin- set (epoxy)terrazzo is laid?

A rubber float

What are the major advantages and disadvantages of carpet flooring?

A cementitious terrazzo floor covering is

Terrazzo floor covering is like concrete in that it

Explain why the stiffness of the subfloor is more important for ceramic tile or natural stone floor covering than for vinyl tile or carpet floor covering.

The two most common types of subfloor for floor coverings are

A cementitious terrazzo mix is laid on a mortar bed, not directly on the subfloor.

The vapor retarder below a concrete slab- on- ground should be of an extremely low permeability. This requirement is more important if the floor covering is polymer based.

Terrazzo flooring is divided in two types: (i)thick- set (i.e., cementitious)terrazzo and (ii)thin- set (i.e., epoxy)terrazzo. Describe the anatomy of thin- set terrazzo.

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-II Masonry, Precast Concrete, and Gfrc

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

Ceilings

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