Plumbing Quiz

The required positions of rainwater pipes on a new building can be identified in the

• Building Plan with underground drainage systems details

• Building Specification with building material specifications

• Plumbing Specification with plumbing material specifications

• Work Programme showing the different dwellings under construction

Which one of the following is a type of plastic gutter pattern?

• Mansard

• Half round angle connector

• Half channel

• Elsan

The maximum recommended length of a 40 mm waste discharge pipe from a bath connected to a Primary Ventilated Stack System is

• 3 metres

• 4 metres

• 5 metres

• 6 metres

Which one of the following soil stack components is used to connect a waste discharge pipe to a vertical stack, directly opposite the connection from another sanitary fitting?

• Access pipe

• Three way boss pipe

• Cleaning eye tee

• Parallel junction

A small amount of concrete pathway needs to be broken up in order to connect a newly installed soil pipe to the below ground drainage system. Which one of the following must be consulted before this is carried out?

• The local Water Supplier

• The customer

• The local Building Control Officer

• All other trades on the job

Which one of the following tools should be used to make a saddle branch connection to a main UPVC soil stack?

• A drill and keyhole saw

• A hole saw

• A sharpened length of copper tube of the correct size

• A heated length of copper tube of the correct size

Which one of the following is a requirement of the Primary Ventilated Stack System of above ground discharge pipework?

• A maximum of any four sanitary appliances connected into the main stack.

• A ventilating pipe from the lowest sanitary fitting connection.

• Branch wastes to be as steep as possible and in any case not less than 20°.

• A long radius bend at the foot of the main stack to minimise compression.

Which one of the following is the minimum recommended trap diameter for a kitchen sink waste?

• 32 mm.

• 40 mm.

• 50 mm.

• 75 mm.

The minimum recommended depth of seal for a bath trap connected to a soil stack is

• 35 mm

• 40 mm

• 50 mm

• 75 mm.

An unslotted waste fitting would be used

• only for appliances that have a waste outlet size greater than 40 mm

• for an appliance that has an integral overflow

• only on appliances used in commercial installations eg offices or factories

• for an appliance that does not have an integral overflow.