PPT 2 - Types of supply into a property

Who is responsible for the supply of wholesome water to consumers in the UK?

• Local councils

• Water undertakers

• Environmental agencies

• Private companies

What is one of the responsibilities of the water undertakers?

• Building new water reservoirs

• Collecting and treating water for human consumption

• Regulating water prices

• Monitoring weather patterns

How many homes does a typical reservoir service?

• 100,000 homes

• 150,000 homes

• 200,000 homes

• 250,000 homes

How many standards must water samples comply with?

• 10 standards

• 25 standards

• 50 standards

• 75 standards

What material are the underground water pipes now made of, replacing the previous cast iron pipes?

• PVC (polyvinyl chloride)

• MDPE (medium density polyethylene)

• HDPE (high density polyethylene)

• Copper

What is the diameter of the main pipe before it is divided into smaller pipes?

• 500mm

• 600mm

• 700mm

• 800mm

What is the typical size of an underground water service pipe?

• 25mm

• 15mm

• 30mm

• 10mm

What is installed with cast iron and MDPE pipes to allow the valve to be opened or closed and connects the water main to the communication pipe?

• Screw-down ferrule connector

• Ball valve

• Gate valve

• Butterfly valve

Who is responsible for owning and maintaining the communication pipe in a domestic building's supply pipework?

• House owner

• Water undertaker

• Local government

• Construction company

What is the material indicated by the abbreviation "MDPE" in the context of supply pipework?

• Medium Density Polyethylene

• Metal Ductile Pipe Element

• Multi-Directional Pipe Extension

• Maximum Diameter Pipe Enclosure