Job Information Level 1: Lesson 4 Choosing and Installing the Correct Masonry Fastener

Question 1

What does the term “base material” refer to with respect to masonry fasteners?
Select one:

a.
Block

b.
Brick

c.
Concrete, brick or block

d.
Solid concrete

Answer 1

Concrete, brick or block

Question 2

Concrete is called “green concrete” for how many days?
Select one:

a.
3 days

b.
18 days

c.
28 days

d.
38 days

Answer 2

28 days

Question 3

When fastening a heavy item to a brick façade wall, what is the most important step?
Select one:

a.
Anchor the item to the main structure and not the brick itself.

b.
Confirm that the brick is not attached to the main structure.

c.
Install the anchor in the mortar joint.

d.
Know the compression strength of the brick.

Answer 3

Anchor the item to the main structure and not the brick itself.

Question 4

What do mechanical type masonry fasteners use to obtain their holding values?
Select one:

a.
Compression

b.
Friction

c.
Tensile

d.
Threads

Answer 4

Friction

Question 5

What force do mechanical anchors use to create their holding strength?
Select one:

a.
Expansion

b.
Gravity

c.
Mechanical

d.
Thrust

Answer 5

Expansion

Question 6

A drop-in anchor requires the use of a(n) ? .
Select one:

a.
1/4” to 1” bolt

b.
nut

c.
setting tool

d.
washer

Answer 6

setting tool

Question 7

What style of anchor would be considered a male type fastener?
Select one:

a.
Lag shield

b.
Sleeve anchor

c.
Wedge anchor

d.
b. or c.

Answer 7

b. or c.

Question 8

What style of anchor would be considered a female type fastener?
Select one:

a.
Drop-in anchor

b.
Single expansion

c.
Split drive anchor

d.
a. or b.

Answer 8

a. or b.

Question 9

What type of anchor comes in zinc-plated, hot-dipped galvanized, and stainless steel?
Select one:

a.
Nylon nail-it

b.
Sleeve Anchor

c.
Strike anchor

d.
Wedge Anchor

Answer 9

Wedge Anchor

Question 10

How important is the diameter of the hole in the base material when installing a masonry fastener?
Select one:

a.
Any diameter will work

b.
Critically important

c.
Not important at all

d.
Somewhat important

Answer 10

Critically important

Question 11

What do all male concrete fasteners (except for the concrete screw) require the hole to equal?
Select one:

a.
The anchor diameter

b.
The inside diameter of the anchor

c.
The length of the anchor being installed

d.
The thread diameter

Answer 11

The anchor diameter

Question 12

What hole diameter does a female anchor require?
Select one:

a.
Larger than the anchor designated diameter

b.
Same size as the anchor designated diameter

c.
Smaller than the anchor designated diameter

d.
Smaller than the anchor outside diameter

Answer 12

Larger than the anchor designated diameter

Question 13

What information is required to determine the diameter of fastener to be used?
Select one:

a.
Personal preference

b.
Specifications

c.
Weight of the object

d.
Weight of the object, fixture hole size, specifications

Answer 13

Weight of the object, fixture hole size, specifications

Question 14

What factor is not important when determining the length of anchor to be used?
Select one:

a.
Embedment Depth

b.
Thickness of material

c.
Thickness of nut and washer

d.
Thread length

Answer 14

Thread length

Question 15

What is the rule of thumb for the spacing of concrete fasteners?
Select one:

a.
5 anchor diameters

b.
10 anchor diameters

c.
15 anchor diameters

d.
20 anchor diameters

Answer 15

10 anchor diameters

Question 16

What is the rule of thumb for distance from an unsupported edge?
Select one:

a.
2.5 anchor diameters

b.
5 anchor diameters

c.
10 anchor diameters

d.
15 anchor diameters

Answer 16

5 anchor diameters

Question 17

The 1/4-inch self-tapping screw requires what size bit?
Select one:

a.
5/32”

b.
3/16”

c.
1/4”

d.
5/16”

Answer 17

3/16”

Question 18

The 3/16-inch self-tapping screw requires what size bit?
Select one:

a.
5/32”

b.
3/16”

c.
1/4”

d.
5/16”

Answer 18

5/32”

Question 19

What information is most important when determining what fastener to use?
Select one:

a.
Concrete thickness

b.
Hole diameter

c.
Specifications

d.
Weight of object, thickness of material, embedment depth

Answer 19

Weight of object, thickness of material, embedment depth

Question 20

What type of fastener is best suited in a dry environment?
Select one:

a.
Hot-dipped galvanized

b.
Stainless steel

c.
Zinc-plated

d.
None of the above

Answer 20

Zinc-plated

Question 21

316 Stainless Steel is best suited for use in what type of environment?
Select one:

a.
Dry

b.
Moist

c.
Submerged in water/chemicals

d.
Wet

Answer 21

Submerged in water/chemicals

Question 22

Hot-dipped galvanized wedge anchors are designed to be used in what type of environment?
Select one:

a.
Dry

b.
Moist

c.
Submerged/chemicals

d.
Wet

Answer 22

Moist

Question 23

What must be used to drill a hole in the masonry when installing a masonry fastener?
Select one:

a.
ANSI standard carbide bit

b.
Hammer drill

c.
a. and b.

d.
None of the above

Answer 23

a. and b

Question 24

How much deeper than the anchor being installed should the hole be drilled?
Select one:

a.
1/4” to 1/2” deeper

b.
1”

c.
Any depth

d.
The same depth

Answer 24

1/4” to 1/2” deeper

Question 25

Before the anchor is placed in the hole, workers should ? .
Select one:

a.
Check the diameter of the hole

b.
Clean the hole out of all dust and debris

c.
Lubricate the fastener

d.
None of the above

Answer 25

Clean the hole out of all dust and debris

Question 26

When drilling and installing a concrete fastener, it is important to ? .
Select one:

a.
Check threads

b.
Use a 5 lb hammer

c.
Use a torque wrench

d.
Use safety goggles and earplugs

Answer 26

Use safety goggles and earplugs