GMJ 9189 Phase 1 unit 308

The UK has a healthy annual rainfall which varies from region to region across the nation. Without the correct rainwater system installed, the rain can damage existing buildings, but not by:

• penetrating buildings

• eroding the ground

• corrosion of the glass

• affecting building foundations

Which is not an important principle of any rainwater system... "to control and remove the rainwater so that...........?":

• it does not cause a nuisance for the building occupier

• it does not cause a nuisance for the water undertaker

• it does not damage neighbouring buildings.

• it does not damage the building foundations

Which is not correct?

"Rainwater systems are designed so that the rainwater....":

• Is discharged in a downpipe.

• is collected in the gutter

• runs off the roof line

• drains directly into the cold water cistern

Which source of information states the statutory requirements for a rainwater system?

• Building regulations Part L1a

• Building regulations Part H3

• Building regulations Part G2

• Building regulations Part F1

Which source of information offers guidance about the installation of a rainwater system?

• BS EN 6700 Part 3

• BS EN 8558 Part 3

• BS EN 12056 Part 3

• BS EN 1212 Part 3

What is rainfall intensity measured in?

• Litres/second/meter²

• Litres/minute/meter³

• Gallons/hours/foot²

• Pints/minute/foot³

What is the ratio of fall that BS EN 12056 Part 3 states should be in place for a gutter system to work correctly?

• 1:800

• 1:700

• 1:600

• 1:500

Which is not one of the five areas where rainwater can be discharged to.

• A rainwater harvesting system

• Surface water drain

• Combined sewer

• A private drinking water supply

• A watercourse

Which of the following is not a profile of guttering?

• Ogee

• Half-round

• Square-line

• Fast-flow

• Deep-flow

Which of the following does not influence the choice of guttering profile to be used?

• Location and rainfall

• BSEN1212

• Customer and architect preferences

• Existing Guttering

• Roof area and pitch