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Pipefitting Term 1 > Safety > Flashcards

Safety Flashcards

1
Q

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

A

False

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2
Q

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

A

False

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3
Q

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

A

True

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4
Q

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

A

Pulled, Pushed

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5
Q

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

A

Heat, Oxygen and Fuel

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6
Q

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

A

False

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7
Q

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

A

False

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8
Q

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

A

True

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9
Q

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

A

False

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10
Q

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

A

False

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11
Q

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

A

False

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12
Q

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

A

True

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13
Q

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

A

True

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14
Q

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

A

True

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15
Q

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

A

False

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16
Q

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

A

True

17
Q

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

A

Systemic

18
Q

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

A

5400

19
Q

Ladders should extend __ from the top edge of a trench

A

3 ft

20
Q

One symptom of heat stroke is?

A

weak, slow pulse

21
Q

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

A

spoil

22
Q

Three characteristics of a confined space are?

A

Limited openings
Unfavorable natural ventilation
Not designed for continuous occupancy

23
Q

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

A

4:1 rule

24
Q

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

A

6x the load

25
Q

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

A

sliding trench shield and portable hydraulic shoring

26
Q

List two methods of ventilation of confined space

A

natural and mechanical

27
Q

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

A

oxygen deficient

28
Q

Guardrails shall be ___ high

A

42”

29
Q

Scaffolds shall be properly braced by __ or __ braces

A

cross or diagonal

30
Q

Define Corrosives

A

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

31
Q

Define Irritants

A

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

32
Q

Name 3 systematic ways poisons can enter the body

A
  1. inhalation
  2. absorption
  3. ingestion
33
Q

Name 6 hazardous substances

A 
Mists
vapors
gases,
fumes
dusts
solids
34
Q

What are the 4 type of fire extinguishers and their applications

A

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

35
Q

What does ASTM stand for?

A

American Standard for Testing & Materials

Pipefitting Term 1 (5 decks)

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