Phase 1 cold water end of unit mock test

What is the maximum depth at which a water main service pipe should be laid at?

• 750mm

• 1250mm

• 1350mm

• 1750mm

Fluid category 1 represents:

• Serious health risk

• Significant health risk

• Slight health risk

• No health risk

Which one of the following water pipes connects the local main to the water undertaker’s stop valve?

• Distribution pipe

• Communication pipe

• Feed pipe

• Service pipe

The plastic medium density supply pipe, which is coloured blue, is manufactured from which one of the following materials?

• Polyethylene

• Polystyrene

• Polypropylene

• Polybutylene

Which one of the following is the minimum depth at which a water main service should be laid?

• 1350mm

• 1150mm

• 950mm

• 750mm

Which one of the following can affect the pressure and flow rates to the incoming main to a property?

• Peak demand periods

• The size of the CWSC in the loft

• The square meter floor area of the property

• How close the water meter is to the property

Water which is from underground sources and has passed through sandstone will generally be classed as which type of water?

• Very soft water

• Soft water

• Temp hard water

• Permanently hard

fluid category 3 represents:

• Serious health risk

• Significant health risk

• Slight health risk

• No risk

Which of the options listed does the passage below describe?

‘Man-made wells drilled directly to a below ground water source.’

• Artisan well

• Borehole

• Natural spring

• Deep well

Water from a hot water outlet is classified as which water category?

• 1

• 2

• 3

• 4