Demolition Flashcards

1
Q

True or false:
Anyone can attempt demolition

A

False.
This is a specialist area that requires experience and training to perform safely

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2
Q

True or false:
Risk is increased due to openings in structures and falling debris.

(in demolition)

A

True.
There are many factors which make demolition particularly dangerous.

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3
Q

Which regulations apply to all demolition work?

A

Construction Design Management (1994) regulations

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4
Q

During demolition work

What two factors require HSE to be notified?

A
  • If it will last longer than 30 days
  • The total amount of man hours will be over 500
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5
Q

True or false:
The clients have a legal obligation to hire competant and appropriately resourced contractors/ duty holders.

A

True

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6
Q

During demolition

Name two instances where a structural engineer must be used

Four possible answers

A
  • Designing a facade retention scheme
  • Any doubts about the building’s stability
  • Any doubts about the methodology
  • Any doubts about the maximum load of the building
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7
Q

True or false:
It is good practice to hire a structural engineer at the end of demolition.

A

False.
It is good practice to hire a structural engineer at the start of demolition.

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8
Q

During demolition

Name two things the principle contractor/ demolition contractor must do

Four possible answers

A
  • Co-ordinate and manage H&S issues during demolition
  • Establish credibility through extensive interviews
  • Provide names and details of previous work
  • Provide details, challenges and references of previous work
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9
Q

During demolition

Name two things the principle contractor/ demolition contractor must do

Four possible answers

A
  • Co-ordinate and manage H&S issues during demolition
  • Establish credibility through extensive interviews
  • Provide names and details of previous work
  • Provide details, challenges and references of previous work
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10
Q

During demolition

Name two things a client should determine before hiring a demolition contractor

Six possible answers

A
  • If the contractor employs a safety advisor and their experience
  • How often this safety advisor will visit the site
  • If they will provide H&S reports to monitor staff health
  • Safety stats for the contractor
  • If the contractors have been issued any notices (improvement or prohibition).
  • How subcontractors will be selected and managed
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11
Q

During demolition

Name two things a client should determine before hiring a demolition contractor

Six possible answers

A
  • If the contractor employs a safety advisor and their experience
  • How often this safety advisor will visit the site
  • If they will provide H&S reports to monitor staff health
  • Safety stats for the contractor
  • If the contractors have been issued any notices (improvement or prohibition).
  • How subcontractors will be selected and managed
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12
Q

During demolition

Name two things a client should determine before hiring a demolition contractor

Six possible answers

A
  • If the contractor employs a safety advisor and their experience
  • How often this safety advisor will visit the site
  • If they will provide H&S reports to monitor staff health
  • Safety stats for the contractor
  • If the contractors have been issued any notices (improvement or prohibition).
  • How subcontractors will be selected and managed
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13
Q

Name two things that are crucial to a safe and effective demolition

Four possible answers

A
  • Effective planning
  • Effective management
  • Clear and known methodology
  • Safe distancing
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14
Q

Name two things that are crucial to a safe and effective demolition

Four possible answers

A
  • Effective planning
  • Effective management
  • Clear and known methodology
  • Safe distancing
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15
Q

True or false:
During demolition, supervisors don’t need to be aware of the methodology or sequence.

A

False.
It is extremely important that supervisors know both of these things, and provide instruction or guidance when needed.

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16
Q

During demolition

Who is responsible for surveying any potential hazardous material & structural instability?

A

The client comissioning the demolition

17
Q

During demolition

Name the three facilities that must be made available to staff

A
  • Toilets
  • Washing
  • Storage
18
Q

True or false:
Fire is not a risk during demlotion

A

False.
Fire is always an important consideration, and requires an up to date fire plan & emergency procedure.

19
Q

Name three things which are important considerations during demolition

10 possible answers

A
  • Previous use of the building
  • Any leftover hazardous materials
  • Asbestos
  • Live services
  • How will you keep unauthourized people out?
  • How was the structure constructed?
  • Will the demolition sequence compromise the structure’s stability?
  • Are the floors able to withstand the weight of materials, plant, equipment etc?
  • Will your current plan expose your staff to HAVS?
  • How will you prevent material from the building from causing harm or damage?