101b Flashcards

1
Q

At how high up do you need fall protection

A

3m off the ground

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2
Q

What % of injuries were musculoskeletal?

A

64%

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3
Q

What % we’re back injuries

A

37%

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4
Q

Common type of ladders

A

Step ladder
Extension ladder
Platform ladder

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5
Q

Ladder safety ratio

A

4:1

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6
Q

Type 1A ladder

A

Extra Heavy Duty

Industrial construction
300lbs

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7
Q

Type 1 ladder

A

Heavy Duty
Building maintenance
250lbs

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8
Q

Type 2 ladder

A

Medium duty
Light commercial
225lbs

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9
Q

Type 3 ladder

A

Light duty
Household use
200lbs

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10
Q

4 different types of ladder

A

Fibreglass
Aluminum
Reinforced plastic
Wood

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11
Q

Wood ladder

A

Electrically non conductive when clean and dry

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12
Q

Aluminum ladder

A

Strong
Lightweight
Corrosion resistant

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13
Q

Fibreglass ladder

A

Electrically non conductive
Strong

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14
Q

Scaffold ratio

A

3:1

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15
Q

Scaffold tags
Green
Yellow
Red

A

Green- safe
Yellow- caution
Red- unsafe

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16
Q

Different types of rope

A

Fibre
Natural Fibre rope
Synthetic fibre rope

17
Q

Fibre rope used for

A

Guiding/securing equipment

18
Q

What’s the strongest natural fibre rope

A

Manila and hemp

19
Q

Most common type of synthetic fibre rope

A

Nylon
Polypropylene

20
Q

What’s the most common type of rope

A

Polypropylene

21
Q

Rope safety factor

A

5:1

22
Q

Knitted rope strength

A

50%reduction

23
Q

Bent rope strength

A

50% reduction

24
Q

Hitched rope strength

A

25% reduction

25
Q

Spliced rope strength

A

15% reduction

26
Q

Optimum to most danger in sling angles

A

90
60
45
30

27
Q

Safety factor for general rigging

A

5:1

28
Q

Safety factor for lifting and transporting

A

10:1