Gravity Rainwater Systems level 2 DIP Quiz

What is the primary purpose of gravity rainwater systems used on dwellings?

• To increase the water pressure in the building

• To divert water away from vulnerable parts of the building

• To provide drinking water

• To heat the building

How much rainfall does the North-West of the UK typically receive per year?

• 0.5m

• 1.5m

• 2.4m

• 3.0m

What is one of the benefits of modern rainwater systems mentioned in the text?

• They increase the temperature of the building

• They can be used for rainwater harvesting for purposes such as WC flushing

• They reduce the need for air conditioning

• They provide a source of drinking water

What is the working principle of gravity rainwater systems used on dwellings?

• To increase the water pressure in the building

• To remove water from rainfall away from buildings

• To provide drinking water

• To heat the building

What is a surface water drain in the context of gravity rainwater systems?

• A drain that combines both foul water and surface water

• A drain that discharges rainwater down a dedicated surface water drain

• A drain that increases the water pressure in the building

• A drain that provides drinking water

What is a combined drainage system in the context of gravity rainwater systems?

• A system that only handles surface water

• A system that only handles foul water

• A system where both foul water and surface water discharge down the same sewage system

• A system that increases the water pressure in the building

Which of the following is a method of collecting rainwater for use within a property for flushing WCs and clothes washing?

• A water course

• A soakaway drain

• A rainwater harvesting system

• A rainwater discharge system

What is one of the advantages of PVCu guttering?

• It is very heavy and difficult to handle

• It requires a lot of maintenance

• It suffers from corrosion

• It has a smooth internal bore that gives better flow rates

Which of the following is a disadvantage of PVCu guttering?

• It is very lightweight

• It has a greater co-efficient of linear thermal expansion

• It is easy to joint and install

• It does not suffer from corrosion

What is the expected lifespan of PVCu guttering?

• 10 years

• 20 years

• 30 years

• 50 years