Vandaman - Water, water everywhere but not a drop to drink!

What is the colour of plastic underground cold water service pipework?

• Blue

• Black

• Brown

• White

What type of plastic material is underground cold water service pipework normally manufactured from?

• UPVc

• MDPE

• ABS

• HDPE

Why should the cold water service pipe to a ‘brownfield site’ (contaminated land) be manufactured from metallic material or plastics barrier pipe?

• To keep the water at a set temperature

• Cheaper than using MDPE

• Will stop the contamination of water

• Harder wearing

What is the name of the pipe that brings the water to the town?

• Trunk main

• Local main

• Property main

• Service main

What depth should a service pipe be installed to?

• 850 mm to 1,380 mm

• 900 mm to 1,961 mm

• 750 mm to 1,350 mm

• 1,380 mm to 3,150 mm

What types of pipes can be used for communication to the building?

• ABS, PVCu, HDPE.

• LCS; Red, Blue, Brown.

• White coloured, polypipe, copper pipe.

• Blue-coloured, medium density polyethylene pipe; copper pipe.

Water mains have been constructed of asbestos cement, steel and cast iron.

• True

• False

Why must there be a 350 mm gap must left between the CWSC and roof space.

• So it doesn't damage the joists.

• To allow access for maintenance.

• To allow insulation to be applied.

• To insert the expansion vessel.

What is this?

• Stop tap

• Drain off valve

• Gate valve

• Pressure reducing valve

This valve can be used on high pressure systems.

• True

• False