Phase 1 308 Rainwater checkpoint test

Without the correct rainwater system installed, the rain can damage buildings by:​ select all correct answers.

• Decreased energy efficiency

• Penetrating buildings causing damp

• Decreased airflow

• Eroding the ground, affecting building foundations

What is the important principle of any rainwater system?

• To ensure that it collects as much rainwater as possible

• To control and remove the rainwater so that it does not cause a nuisance for the building occupier

• To make the rainwater system visible to improve building aesthetics

• To recycle rainwater for indoor use

What is one of the objectives of controlling and removing rainwater in a rainwater system?

• To increase soil moisture around the building

• To prevent damage to neighbouring buildings

• To enhance the growth of plants near the building

• To collect water for gardening purposes

What is the purpose of the design of rainwater systems?

• To prevent rainwater from touching the roof

• To ensure rainwater runs off the roof line and is collected in the gutter

• To store rainwater on the roof for later use

• To direct rainwater into the building

How is rainwater discharged in a rainwater system?

• Into the ground directly

• Into a storage tank

• In a downpipe

• Over the edge of the roof

Once the rainwater is in the downpipe, it can then be generally discharged into which of the following systems? Select all correct answers.

• a surface water drain

• a combined sewer (not favoured)

• a soakaway

• a hard standing such as a drive or patio

• Soft ground such as a lawn or flower beds

Which of the following is not a favoured system for the discharge of rainwater?

• a surface water drain

• a combined sewer

• a watercourse

• a rainwater harvesting system

What is one of the systems into which rainwater can be discharged that also helps in reusing the water?

• a surface water drain

• a combined sewer

• a watercourse

• a rainwater harvesting system

What is the typical size of round rainwater down pipe?

• 68mm

• 62mm

• 50mm

• 75mm

What is the standard shape for domestic properties gutter profile?

• Deep flow

• Square line

• Ogee

• Half round