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Flashcards in safe Deck (68):
1

Name the four main areas under which hazards are classified



1)  o
Biological, Chemical, Ergonomic, Physical


2) 
Animal, Chemical, Physical, Mechanical


3) 
Microscopic, Chemical, Airborne, Ergonomic


4) 
Biological, Microscopic, Physical, Chemical

2

A tool that is not working properly and not taken out of service would be classified as what type of hazard?


1) 
biological.


2) 
chemical.


3) 
ergonomic.


4) o
physical.

3

The hazard classification that best describes back injuries due to a poor fit between you and your work environment is



1) 
biological.


2) 
chemical.


3) o
ergonomic.


4) 
physical.

4

Hydrogen sulphide gas (H2S), found in oil and gas wells in concentrations as low as 0.07% (700 ppm), may cause:


1) 
an uncomfortable rotten egg smell.


2) o
unconsciousness and death.


3) 
an explosion.


4) 
burning of the eyes and throat.

5

Before entering a vessel to make repairs, a plumber should insist on testing the vessel for:



1) 
leaks in the vessel and piping system.


2) o
fumes and oxygen deficiency.


3) 
corrosion or erosion tolerances.


4) 
blockages in ventilation systems.

6

What is the minimum amount of oxygen needed in the atmosphere to sustain fire?



1) 
25%


2) 
21%


3) o
16%


4) 
11%

7

A 4A ULC rated extinguisher can extinguish a fire that is how much larger than the base amount?


1) 
2 times


2) o
4 times


3) 
8 times


4) 
16 times

8

What must take place in solids and liquids before burning can occur (before the fuel can ignite into flames)?


1) 
Nothing is needed; the surface of the fuel burns.


2) 
The temperature at the middle of the fuel must be raised.


3) 
The airflow around the fuel must be increased.


4) o
Vaporization of the surface must take place.

9

What is the primary safety feature of an industrial plant site?




1) 
employee water pails


2) 
fire alarm system


3) o
automatic sprinkler system


4) 
portable fire extinguishers

10

When is it safe to enter the building after a fire?




1) 
as soon as the fire department leaves


2) o
when the all-clear signal is given


3) 
when the fire alarm is reactivated


4) 
when the work area is dry and clean

11

When are you ineligible for compensation as the result of an accident? Workers' Compensation Act Section 19(1)(a)


1) o
if the injury is attributable primary to your serious and wilful misconduct


2) 
if the accident occurred during the course of your employment


3) 
if the accident happens outside of Alberta and you reside in Alberta


4) 
if you file a claim later than one month after the date of the accident

12

If an accident disables you for part of a day, how much regular salary do you receive? Workers' Compensation Act Section 20(1)


1) 
none


2) 
half day


3) o
full day


4) 
the hours you worked

13

If you are an apprentice and are entitled to Workers' compensation because of an accident, how much compensation will you receive? Workers' Compensation Act Section 62(2)



1) 
an amount based on your year of apprenticeship, that does not change


2) 
an amount based on your company's first year apprenticeship rate, that does not change


3) 
an amount that the Board deems to be adequate for people in your trade


4) o
an amount that may be adjusted during the time you have become qualified in your trade

14

Above what height must an employer have a guardrail erected for a temporary work area?





1) 
2.4 metres


2) o
3.0 metres


3) 
3.5 metres


4) 
4.2 metres

15

A load on a scaffold must not exceed what percent of the designed load for the scaffold?




1) 
50%


2) 
35%


3) o
25%


4) 
20%

16

A scaffold plank must be constructed of number one grade lumber of what minimum size?




1) 
51 by 102 mm (2" by 4")


2) 
51 by 153 mm (2" by 6")


3) 
25 by 254 mm (1" by 10")


4) o
51 by 254 mm (2" by 10")

17

According to Handi Guide 136(b), the base of an inclined ladder shall be no further away from the base of a wall than:





1) 
one metre out for every two metres of vertical height.


2) 
one half the total length of the ladder.


3) o
one quarter of the vertical height where the ladder contacts the wall.


4) 
one third of the vertical height of the supporting wall.

18

According to Handi Guide 171(b), the employer shall ensure that cylinders containing acetylene are:


1) o
secured in a vertical position.


2) 
identified using a designated colour code.


3) 
leak tested at least once every two years.


4) 
equipped with fusible plugs on the top and bottom of the cylinder

19

The side rails of every ladder shall extend what minimum distance above any platform or landing?





1) 
1 foot / .304 meters


2) 
2 feet/.609 meters


3) o
3 feet/ 1 meter


4) 
4 feet/1.219 meters

20

4m high roof how far does a ladder need to be away from building?

1m oooooo

2m

3m

4m

21

At what height must guardrails be installed on scaffold platforms?


1) 
Guardrails should be not less than 1 nor more than 3 metres


2) 
Guardrails should be not less than 2 nor more than 5 metres


3) 
Guardrails should be not less than 3 nor more than 6 metres


4) o
Guardrails should be not less than 0.92 nor more than 1.07 metres

22

If platforms are a specified height, a toe-board must be installed when there may be workers
below. What is the platform height that requires toe-boards to be installed?


1) oo
Where it is possible for materials to fall more than 1.8 metres or 3.5 meters from a temporary
platform.


2) 
Where it is possible for materials to fall more than 2 metres or 4 meters from a temporary
platform.


3) 
Where it is possible for materials to fall more than 1 metres or 3 meters from a temporary
platform.


4) 
Where it is possible for materials to fall more than 3 metres or 5 meters from a temporary
platform.

23

What is the minimum distance from the edge of the trench that the material removed from an excavation (spoil pile) must be kept?




1) 
1.64 ft of .5 meter


2) oo
3.28 ft or 1 meter


3) 
6.56 feet or 2 meters


4) 
9.84 feet or 3 meters

24

On hard compact soil, trenches must be cut back _____ degrees from vertical.



1) 
10


2) 
20


3) o
30


4) 
45

25

On all other soils, it must be cut back _____ degrees from the vertical.



1) 
10


2) 
20


3) 
30


4) oo
45

26

When is it necessary to install guardrails around the perimeter of the roof?


1) 
Where it is possible for a worker to fall a vertical distance greater than 1 metre from a
temporary work area or 1 metres from a permanent work area.


2) 
Where it is possible for a worker to fall a vertical distance greater than 2 metres from a
temporary work area or 2 metres from a permanent work area.


3) o
Where it is possible for a worker to fall a vertical distance greater than 3.5 metres from a
temporary work area or 1.2 metres from a permanent work area.


4) 
Where it is possible for a worker to fall a vertical distance greater than 3 metres from a
temporary work area or 2 metres from a permanent work area.

27

Is it possible for workmen to remain on scaffolds while they are being moved if The height of the work platform does not exceed twice the shortest base dimension and the surface over which it will travel is firm, level and free of hazards that may cause the scaffold to topple.




1) True ooo


2) False

28

Planks must extend a minimum of _____ mm and not more than _____ mm beyond all edges.


1) 
50 mm, 150 mm


2) 
75 mm, 200 mm


3) 
100 mm, 250 mm


4) ooo
150 mm, 300 mm

29


Known safety hazards that could cause injury and cannot be controlled have to be brought to the attention of workers.


1) True oo


2) False

30

It is a worker's responsibility to ensure that he is wearing appropriate eye protection when there is a danger of injury to the eye.



1) True


2) False ooo its the employer

31

The height of rise must be uniform throughout the length of a stairway.


1) True ooo


2) False

32

When a worker is using equipment that has not been properly maintained, it is permissible to use it as long as adequate care is taken.



1) True


2) False ooooo

33

A worker using a chainsaw must wear leg protection.


1) True ooooo


2) False

34

Workers may work without industrial protective headwear where a danger to their head exists, if their employer has provided an alternative method of protecting their head.



1) True ooo


2) False

35

An employer must make available at the work site any equipment that a worker is required to wear to perform in accordance with the regulations.


1) True ooo


2) False

36

A worker shall not use more than 10 psi of compressed air to blow dust from clothing


1) True


2) False oooo

37

A competent worker must inspect all respiratory protective equipment that is not used routinely, at least once per month.


1) True ooo


2) False

38

A worker must be protected from falling from a permanent work area if the fall could be greater than 1.2 metres.


1) True ooooo


2) False

39

A positive means must be installed to prevent a press or shear from operating while the worker's body is in the danger zone.


1) True oooo


2) False

40

The load to which a scaffold is subjected should at no time exceed the equivalent of ½ of the load for which it is designed.



1) True


2) False ooooo

41

A trench could be a confined space.




1) True ooo


2) False

42

When there is danger of an injury, a worker must use a push stick or block for feeding materials into cutting or shaping machinery.



1) True oooo


2) False

43

When installing shoring in a trench, a worker shall use a ladder and work upward from the bottom of the trench


1) True


2) False oooo

44

A worker shall not work one metre from the top of a portable single or extension ladder.



1) True


2) False oooooo

45

In an immediate dangerous to life situation where respiratory protective equipment is required, a worker must wear air purifying type respiratory protective equipment.



1) True


2) False ooooo

46

Signallers on a work site must be _____ _____, and made visible by the wearing of a _____.



1)  ooo
Clearly distinguishable, Highly visible vest


2) 
Certified, A highly visible name tag


3) 
Certified, A highly visible hard hat


4) 
Clearly distinguishable, A highly visible hard hat

47

The signallers shall be designated by the _____.


1)  ooooo
Employer


2) 
The general contractor


3) 
You the employee


4) 
OH&S

48

The equipment operator is required to take all signals from the _____ _____ except a 'STOP' signal.



1) 
Anyone on site


2)  ooooo
Designate signaller


3) 
The team leads from each sub trade


4) 
Only qualified riggers

49

Sufficient illumination of the work site to ensure safe working conditions shall be provided by the _____.



1) 
The general contractor


2) 
You the employee


3) ooooo
Employer


4) 
The foreman of each sub trade

50

Housekeeping which provides safe working conditions shall be ensured by the _____.



1) 
The general contractor


2) 
You the employee


3) 
The foreman of each subtrade


4) ooooo
Employer

51

Generally, lumber used to meet requirements in these regulations must be _____ or better and must be at least _____ grade.


1) oooooo
Spruce, # 2 grade


2) 
Fir, #5 grade


3) 
Oak, #2 grade


4) 
Pine, #5 grade

52

Workers and equipment shall not operate within _____ metres of live overhead power lines.



1) 
5 meters


2) oooo
7 meters


3) 
10 meters


4) 
15 meters

53

Machinery which is out of service for repair must be _____.



1) 
Stored off site and decommissioned


2) 
Locked in a garage and tagged for service


3) ooo
Locked out and tagged


4) 
Transported by truck to mechanic

54

Operators of explosive activated fastening tools must be _____ , and _____ in the use of each
model of tool the operator may be called on to use



1) 
Experienced and familiar


2) 
Journeymen and familiar


3) 
Competent and trained


4) oooo
Instructed and trained

55

The maximum revolutions per minute of a grinder output shaft is identified on the grinder and is used to select the proper abrasive wheel or disc, as recommended for safe use in the manufacturer's specifications and is identified on the wheel or disc.


1) True oooo


2) False

56

A worker shall grind on the side of an abrasive wheel but shall not adjust a tool rest while the grinder is in motion.



1) True


2) False ooooo

57

A worker shall not work from the top _____ rungs or steps of a portable ladder.


1) ooooo
2


2) 
3


3) 
4


4) 
It doesn’t matter, there is no code pertaining to portable ladders

58

Where there is a danger created by the movement of a load during a hoisting operation the load may be controlled by the use of _____ lines.


1) 
Pressure


2) 
Elastic strap


3) 
Recoil


4)  ooo
Tag

59

Rigging equipment should be thoroughly checked for safety before each ____ _____.


1) 
Work day


2) 
Work week


3) ooooo
Work shift


4) 
Never

60

Sharp edges which could cause damage to rigging equipment must be _____ .



1) oooo
Guarded


2) 
Removed


3) 
Filed


4) 
Dulled with a hammer

61

A hook used in a circumstance where the dislodgement of the hook could cause injury to workers must have _____ _____ _____ or _____ to prevent dislodgement.



1) 
A tag line or tether attached to prevent dislodgement


2) 
Must not be used


3)  oooo
Safety latch, mousing and latch to prevent dislodgement


4) 
Bolt, lock and latch to prevent dislodgement

62

Wooden scaffolding must be made of _____ _____ lumber and must have a strength _____ times the weight of the load.



1)  oooo
Unpainted, dressed, lumber and must have a strength 4 times the weight of the load.


2) 
Painted with no skid paint, planed lumber and must have a strength 6 times the weight of the
load.


3) 
Painted Fir lumber and must have a strength 4times the weight of the load.


4) 
Non painted Fir lumber and must have a strength 6 times the weight of the load.

63

Metal scaffolding must be erected, used, maintained and dismantled in accordance with?



1) 
The general contractor’s guidance


2) 
The foreman of the sub trade who is using the scaffold


3)  ooooo
Manufacturers specifications

64

An "excavation" is defined as: Any dug out area of ground other than a trench, tunnel, underground shaft or an open pit mine.



1) True o


2) False

65

A "spoil pile" means is defined as: material excavated from an open pit mine



1) True


2) False oooo

66

A "temporary protective structure" is defined as: a structure or device designed to provide protection in an excavation, trench, tunnel or underground shaft from cave-ins, collapses or sliding or rolling materials, includes shoring, bracing, piles, planking or cages.



1) True ooooo


2) False

67

A "trench" is defined as an elongated dug out area of ground whose depth is equal to its width at the bottom


1) True


2) False ooo

68

Workers entering excavations and trenches which exceed 1.5 metres in depth must be protected from: _____ and _____ material.



1) 
Machines and slide material


2) 
Cave-ins and piping material


3) ooooo
Cave-ins and slide material


4) 
Dust and piping material