Unit 103- 16 Quiz

​Demolition
Quiz

By Plumbers Cymoedd

Multiple Choice

When is planning permission not required for the demolition of a building according to the document?

• When the building is more than 100 cubic metres

• When the building is less than 50 cubic metres

• When the building is located in a conservation area in Wales

• When the building is listed

Multiple Choice

What must be included in the detailed sequence of work before demolishing a building can commence?

• Cost estimation and budget allocation

• Isolation of all services and risk assessments and method statements

• Notification of local residents

• Obtaining construction materials

Multiple Choice

What can be the result of failing to isolate gas, electricity, water supply, and telecommunications services?

• Improved efficiency of services

• Decreased risk of accidents

• Release of toxic and explosive gases, risk of electrocution, and flooding

• Enhanced communication between operatives

Multiple Choice

What should risk assessments and method statements include when removing and demolishing a property?

• Only the cost of the materials involved

• The specific risks and hazards associated, materials involved, and measures to prevent debris and contamination

• The color and design of the property

• The schedule of the workers involved in the demolition

Multiple Choice

Before beginning demolition, what environmental factor must be considered?

• The cost of demolition

• The environmental impact

• The time it will take to demolish

• The color of the building

Multiple Choice

What is a common practice to prevent dangerous dusts such as asbestos from leaving the site?

• Ignoring it

• Sealing the site with plastic

• Manually removing the asbestos

• Using water sprays

Multiple Choice

What must be safely disconnected to reduce the chance of an explosion during demolition?

• Water supply

• Internet connection

• Gas supplies

• Alarm systems

Multiple Choice

Why should electricity be disconnected before demolition work commences?

• To save energy

• To reduce the chances of electrocutions

• To prevent noise pollution

• To improve visibility

Multiple Choice

What should be turned off to prevent flooding and leaching of containments during demolition?

• Air conditioning

• Water supply

• Gas supplies

• Electricity

Multiple Choice

What is one of the risks associated with the demolition process?

• Electrocution

• Entrapment

• Hypothermia

• Sunstroke

Multiple Choice

Which condition is specifically mentioned as being caused by exposure to asbestos?

• Silicosis

• Asbestosis

• Lead poisoning

• Carbon monoxide poisoning

Multiple Choice

Which of the following is not listed as a risk associated with the demolition process?

• Crushing

• Explosion

• Frostbite

• Inhalation of gases and dusts

Multiple Choice

What is the process of dismantling/deconstruction in demolition?

• The process of destroying a building using explosives

• The process of taking down a structure carefully and methodically, often in a reverse process of the one that was used to initially construct it

• The process of renovating an old building to make it look new

• The process of painting and decorating a building

Multiple Choice

When is dismantling/deconstruction mainly used?

• When the building is of no historical importance and can be easily replaced

• When the building is to be rebuilt in the same location

• When the building is of historical importance and is to be rebuilt in another location, or is in a location that does not allow any other method of demolition to take place

• When the building is new and needs minor changes

Multiple Choice

What does interior demolition involve?

• Demolishing the entire structure

• Removing specific exterior parts of a building

• Taking apart interior portions of a structure while preserving the exterior

• Removing the entire interior and exterior parts of a building

Multiple Choice

What is the main purpose of selective demolition?

• To demolish an entire structure

• To renovate the interior portions only

• To remove specific interior or exterior portions while protecting the remaining structure and nearby structures

• To prepare a structure for complete demolition

Multiple Choice

What is total demolition?

• The partial removal of a building's interior

• The selective removal of a building's exterior

• The renovation of a building's interior and exterior

• The demolition of an entire structure

Multiple Choice

Why are cranes and wrecking balls less widely used today?

• They are too expensive to operate.

• Modern methods are more accurate and faster.

• They are not strong enough for current construction needs.

• They are banned in most countries.

Multiple Choice

What is the weight range of wrecking balls?

• 500 to 5,000 pounds

• 1,000 to 12,000 pounds

• 2,000 to 15,000 pounds

• 10,000 to 20,000 pounds

Multiple Choice

What are wrecking balls made from?

• Pure iron

• Forged steel (an alloy of carbon and iron)

• Aluminum and copper

• Plastic and concrete

Multiple Choice

Why are wrecking balls round?

• To make them easier to transport.

• To prevent them from getting trapped in a building's structure when slammed into it.

• To increase their weight.

• To make them look more intimidating.

Multiple Choice

What is the purpose of using implosion in construction and building services engineering?

• To construct new buildings

• To destroy buildings' vertical supports, causing the building to collapse into itself

• To renovate old buildings

• To paint and decorate building exteriors

Multiple Choice

Implosion is most often used to bring down which types of structures?

• Small residential houses

• Bridges and flyovers

• Large structures such as chimneys, cooling towers, tower blocks, etc.

• Historical monuments

Multiple Choice

What does mechanical demolition use to break and remove sections of a building?

• Explosives

• High-pressure water jets

• A high-reach arm machine fitted with specific tools

• Manual labor

Multiple Choice

Which of the following is NOT a tool used in mechanical demolition as per the learning material?

• Shears

• Crusher

• Bucket

• Laser cutter

Multiple Choice

According to the learning material, where does the process of mechanical demolition typically start on a building?

• At the foundation

• In the middle

• At the top

• At the rear

Multiple Choice

What is the purpose of planning in the stages involved in removing demolition waste?

• To ensure that the work is completed on time

• To ensure all permissions, plant, equipment policies and procedures are in place

• To provide accommodation for workers

• To assess the total cost of the project

Multiple Choice

What does site security aim to protect in the context of removing demolition waste?

• To protect the site from theft

• To protect the environment from pollution

• To protect the general public from work activities

• To protect the site from natural disasters

Multiple Choice

What is the goal of isolation of services during the removal of demolition waste?

• To disconnect all utilities to the building

• To protect operatives and the environment

• To isolate the demolition area from the public

• To ensure that services are not interrupted

Multiple Choice

What is the purpose of the removal of hazardous waste stage in the demolition waste removal process?

• To recycle materials for future use

• To protect operatives and the environment, including reduced land fill

• To segregate non-hazardous waste

• To comply with waste disposal regulations

Multiple Choice

What is the purpose of architectural salvage in the removal of demolition waste?

• To increase the cost of demolition

• To remove all items without consideration of value

• To recycle materials for environmental purposes

• To remove specific items of value for reuse

Multiple Choice

What is the benefit of on-site processing of aggregates during the removal of demolition waste?

• It increases the carbon footprint

• It can only be shipped out for reuse

• It can be reused on-site or shipped out ready processed

• It is a more expensive option for handling aggregates

Multiple Choice

How does recycling metal waste contribute to environmental sustainability during the removal of demolition waste?

• By increasing the use of natural resources

• By reducing the carbon footprint

• By making the process more complex

• By creating more waste materials