Scaffolding Licence > CPCCLSF2001 > Flashcards

CPCCLSF2001 Flashcards

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1
Q

What is the definition of a hazard?

A

Anything that has the potential to cause harm to a human, structure, animal or the enviroment

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2
Q

What is the definition of a risk?

A

A risk is the possibility of harm that might occur when exposed to a hazard

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3
Q

As a worker you have a duty of care, name two.

A

Take reasonable care of your own healthy & safety, take reasonable care for the health & safety of others that could be affected by your acts

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4
Q

If you fail to work safely under your HRW licence what can Worksafe do?

A

Suspend or cancel your licence

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5
Q

Where could you find information about safety in the workplace?

A

OH&S Policy, SWMS, Manufacturers Instructions

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6
Q

What are three things your employer must provide you with to ensure your health & safety at work?

A

Safe Plant & Structures, Provide Adequate Facilities, Provide & Maintain Safe Systems of Work

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7
Q

What must your employer give you if you have just got your HRW licence but unfamiliar with the job? Name any two

A

Training & Supervision

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8
Q

How high must the working deck be before you need a scaffolding licence?

A

Above 4m

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9
Q

List tasks you are allowed to undertake as a basic scaffolder?

A

Prefabricated Modular Scaffolds & Cantilevered Material Hoists with a capacity not exceeding 500kg, Fibre Ropes & Gin Wheels

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10
Q

As a basic scaffolder when are you allowed to use tube and coupler components?

A

Bracing, Securing Kickboards, Attaching Gin Wheels

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11
Q

Name three people you should you consult with before commencing work regarding hazards?

A

Part 1:
Part 2 (Why):

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12
Q

List six hazards that should be considered before starting scaffolding work.

A
  1. Mobile Plant
  2. Power Lines
  3. Uneven Ground
  4. Weather Conditions
  5. Lighting
  6. Bridges
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13
Q

When should PPE & safety equipment be inspected?

A

Before & After Work

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14
Q

What are the minimum safe distances from power lines when you are scaffolding?

A

5m below but not above and 4.6 metres horizontally to the sides

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15
Q

If you have to work closer than these distances what can be done?

A

Contact Power Authority to have Power turned off, seek an access permit

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16
Q

What is the best method to determine the voltage of overhead power lines?

A

Contact the responsible authority

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17
Q

What visual devices can be used to indicate the presence of power lines?

A

Tiger tails, Marker Balls

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18
Q

If you are required to work near an operating crane, what is the risk and what are THREE control measures?

A

Risk of Crane hitting scaffold
1. Spotter
2. Exclusion Zone
3. Communication

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19
Q

What control measures would you use for vehicles, mobile plant, pedestrians & other workers?

A

Bollards
Spotters
Traffic Control

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20
Q

When would you apply risk control measures?

A

Before work starts or as hazards are identified

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21
Q

List other important issues that you need to consider before starting basic scaffold work. Not including hazards.

A

Location, Type of Scaffold, Emergency Procedure, Access & Egress

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22
Q

What three things could you do in the event of an unsafe incident?

A
  1. Stop & Assess the Incident
  2. Fix If Possible
  3. Get Help
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23
Q

What is the importance of knowing ground conditions?

A

To ensure the scaffold is being erected on a firm surface

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24
Q

Who should a scaffolder seek information from regarding ground conditions?

A

Engineer

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25
What are three safety precautions would you take if you were scaffolding near or inside plant such as overhead gantry cranes, conveyors, crushers, or turbines?
1. Spotter 2. Exclusion Zone 3. Signage
26
What does the term Live load mean?
The weight the scaffold is rated to cary
27
What does the term Dead load mean?
The weight of the scaffold itself
28
What does the term Static load mean?
A consisdently applied load
29
What does the term Dynamic load mean?
Forces applied to the scaffold by movement
30
What does the term Wind load mean?
Forces applied to the scaffold by the impact of wind
31
What does the term Environmental load mean?
The impact that any enviromental factors may have on the scaffold
32
Besides basic PPE such as hard hats, glasses, gloves and safety boots what type of safety equipment is available to you as a scaffolder? Name three.
1. Inertia Reel 2. Tether 3. Lanyard
33
When should safety equipment be inspected
Before & After work
34
What are three methods of communication which may be available to you?
1. Written Instruction 2. Hand Signals 3. Signage
35
Why must you inspect all scaffold equipment before it is used?
To ensure it is safe & suitable for use
36
List three defects which will condemn a timber scaffold plank from use?
1. Splitting 2. Burns 3. Paint
37
List three defects which will condemn a metal scaffold plank from use?
1. Bending 2. Excessive Rust 3. Missing End Cap
38
List three defects which will condemn a ladder from use?
1. Not Industrial Grade 2. Painted 3. Cracking
39
List three defects which will condemn a scaffold tube from use?
1. Mushrooming 2. Oxy Cut 3. Splitting
40
What must be done with damaged & unsafe scaffold equipment?
Tagged & removed from site
41
What are two control measures you could use if an access to an incomplete scaffold is to be left overnight?
1. Signage 2. Exclusion Zone
42
If scaffolding components are mixed from two types of systems what is the risk?
Risk of collapse
43
Who can approve the design of scaffold with sheeting?
Engineer
44
When would you use containment sheeting? Give two examples
1. To protect pedestians from falling objects 2. From power lines
45
Name two hazards with containment sheeting?
1. Wind Load 2. Fire
46
Where is one place you would you find the maximum span length of a scaffold plank?
Written on the side of the plank
47
What are two risks that could happen if planks exceeded their span lengths?
1. Risk of collapse 2. Scaffold becoming unstable
48
What are braces used for?
To make the scaffold more rigid
49
What are ties used for?
To attach the scaffold to a solid structure
50
If there is a risk of falling from a scaffold, what is needed?
Safety Net
51
What height must a toe board extend above the working platform?
At least 150mm
52
At what height above the working platform would you attach a guardrail?
Between 900-1100mm
53
What is the maximum gap allowed between the edge of the scaffold and the working face?
225mm
54
What two materials could be used as a guardrail?
Scaffold Tube or Purpose Design Component
55
What is the maximum load which can be placed on a right-angle coupler?
630kg
56
Before building a prefabricated scaffold, what is one piece of documentation you would need?
Manufacturers Specifications
57
Why is it necessary to put plan bracing on a mobile scaffold?
To stop the scaffold from twisting
58
What are the acceptable spacings for scaffold ties?
3 Bays
59
List 3 methods of tying scaffolding for support.
1. Box Tie 2. U Tie 3. Column Tie
60
Where must the 1st or base lift be fixed on a modular scaffold?
The lowest possible connection point
61
Before building a tank bracket scaffold, who could you seek advice from regarding the strength of the tank?
Engineer
62
If a mobile scaffold is fitted with wheels, what prevents it from moving?
Lock Wheels
63
Name two ways a mobile scaffold can be stabilised.
1. Outriggers 2. Adding buttress section
64
Name three control measures to reduce the chance of accidents when using mobile scaffold.
1. Avoid Slopes 2. Ensure Stable Ground 3. Lock Wheels
65
How far above the maximum nut extension can a screw jack extend?
150mm
66
How far from the base can a screw jack extend?
67
What is the maximum load a steel screw jack can carry?
3030kg
68
What is the maximum load an aluminium screw jack can carry?
1500kg
69
What is the minimum size of a base plate?
150 x 150 x 6 mm
70
What is the minimum width of a softwood scaffold plank?
220mm
71
What is the minimum thickness of a softwood scaffold plank?
38mm
72
Gaps of no greater than are allowed between the planks on a working platform.
10mm
73
Can you deck out a working platform with planks of different thicknesses?
No
74
Give one example where planks can be lapped on a scaffold?
On a return scaffold
75
What is the minimum width of access which must be kept on a working deck?
450mm
76
What is the minimum bay width required on medium duty scaffold?
675mm
77
What is the minimum bay width required on a heavy duty scaffold?
900mm
78
Why are rope guides needed on gin wheels?
79
What is the maximum load a gin wheels can lift?
50kg
80
What is one type of ladder which can be used to access a scaffold?
Industrial Grade Single Ladder
81
In what ways can a ladder opening be protected?
Trap Door
82
Are ladders fitted internally or externally on modular scaffolds?
Internally
83
How far above the deck shall a ladder extend?
900mm
84
What are the maximum allowable lifts between ladder landings?
2 Lifts
85
What are the minimum and maximum clearances between the cantilevered materials hoist and landings on the building?
Between 25-100mm
86
How high can the tower of a hoist free stand above its last tie?
Manufacturers Specifications
87
What is the minimum height of a landing gate required for a materials hoist?
1.8m
88
For what reason does a materials hoist need a landing gate?
To stop people entering the path of the hoist
89
When setting materials hoists up, where would you get the information about lateral bracing?
Manufacturers Specifications
90
Where would you find information about what could be used to tension a static line?
Manufacturers Specifications
91
What two methods can be used to tension static lines?
1. Ratchet & Pawl 2. Tirfor
92
If using a turnbuckle or ratchet & pawl to tension the static line, after the static line is tensioned what must be done?
93
Where would you find information about forces which can be placed on anchorage points?
Manufacturers Specifications
94
What are three appropriate methods for securing the ends of a static line?
1. Wedge Socket 2. Saddle Clamps 3. Thimble Eye
95
What are two anchor types which fall arrest equipment can be attached to?
1. Fixed In Anchors 2. Portable Anchors
96
What are two ways safety nets can be used?
1. 2.
97
When setting up a safety catch net, where would you get the information how to do this correctly?
98
Give four reasons issues a safety net would become unsafe to use
Scaffolding Licence
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