Safety

Question 1

T or F - Irritants are chemicals that cause visible destruction of living body tissue

Answer 1

False

Question 2

T or F - 250 ft is the max distance a safety net can be placed below a working surface

Answer 2

False

Question 3

Ratchet pipe reamers with spiral blades should not be used with power equipment

Answer 3

True

Question 4

Wrenches should be ___ rather than ___ to minimize the chances of them slipping off the work

Answer 4

Pulled, Pushed

Question 5

What are the 3 essential elements to produce an ordinary fire?

Answer 5

Heat, Oxygen and Fuel

Question 6

T or F - Oxygen is an acceptable substitute for compressed air?

Answer 6

False

Question 7

T or F - All respirators are rated for multiple different uses

Answer 7

False

Question 8

T or F - A class B Fire may be put out with a Dry Chemical Fire Extinguisher

Answer 8

True

Question 9

T or F - The preferred method of controlling serious bleeding is the application of a tourniquet

Answer 9

False

Question 10

T or F - Leaks on threaded joints on Oxygen cylinders may be fixed by using pipe dope or oil

Answer 10

False

Question 11

T or F - Guardrails and toe boards are required on scaffolds over 8 feet?

Answer 11

False

Question 12

T or F - All planking on scaffold platforms shall be overlapped a minimum of 12” or secured from moving

Answer 12

True

Question 13

T or F - Ceiling (TLV-C) is the concentration that should not be exceeded even instantaneously

Answer 13

True

Question 14

T or F - Ear plugs or muffs are effective in reducing noise levels up to 95 db only

Answer 14

True

Question 15

T or F - The right to Know law does NOT protect employees from the dangers of hazardous or toxic substances on the job

Answer 15

False

Question 16

T or F - A hammer with a head made of non-ferrous metal should be used when working in an atmosphere containing flammable vapor

Answer 16

True

Question 17

Inhalation absorption and ingestion are 3 ways a ___ poison can enter the body

Answer 17

Systemic

Question 18

How much dead weight must a lifeline or lanyard be able to support?

Answer 18

5400

Question 19

Ladders should extend __ from the top edge of a trench

Answer 19

3 ft

Question 20

One symptom of heat stroke is?

Answer 20

weak, slow pulse

Question 21

Excavated material dug out of a trench and placed at ground level is known as __

Answer 21

spoil

Question 22

Three characteristics of a confined space are?

Answer 22

Limited openings
Unfavorable natural ventilation
Not designed for continuous occupancy

Question 23

What is the simple method of placing a portable non-self supporting ladder in a safe manner?

Answer 23

4:1 rule

Question 24

When wire, fiber or synthetic rope is used to suspend a scaffold, what minimum carrying capacity is required?

Answer 24

6x the load

Question 25

Two methods that may be used in lieu of shoring to protect workers in a trench are?

Answer 25

sliding trench shield and portable hydraulic shoring

Question 26

List two methods of ventilation of confined space

Answer 26

natural and mechanical

Question 27

Three types of atmospheres that can exist in a confined spaces are; toxic, flammable and ___

Answer 27

oxygen deficient

Question 28

Guardrails shall be ___ high

Answer 28

42"

Question 29

Scaffolds shall be properly braced by __ or __ braces

Answer 29

cross or diagonal

Question 30

Define Corrosives

Answer 30

Chemicals that cause visible destruction of living tissue at the sight of contact

Question 31

Define Irritants

Answer 31

Chemicals which are not corrosive but cause a reversible inflammatory effect on living tissues

Question 32

Name 3 systematic ways poisons can enter the body

Answer 32

1. inhalation 2. absorption 3. ingestion

Question 33

Name 6 hazardous substances

Answer 33

``` Mists vapors gases, fumes dusts solids ```

Question 34

What are the 4 type of fire extinguishers and their applications

Answer 34

A - Triangle - Ordinary combustibles b - Square - Flammable liquids C - Circle - Electrical Equipment D - Star - Combustible materials

Question 35

What does ASTM stand for?

Answer 35

American Standard for Testing & Materials