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WorksheetsPP11 sanitation drainage
Total questions: 36
Worksheet time: 18mins
What is the function of below-ground drainage systems?
To supply clean water to dwellings
To take discharged soiled water and rainwater away from the dwelling
To provide electrical supply to properties
To collect garbage from the road
Which systems are favoured by local authorities for below-ground drainage?
Combined systems
Separate systems
Open systems
Closed systems
What does foul water connect to in a separate drainage system?
The surface water sewer
The foul water sewer
The rainwater sewer
The stormwater sewer
What does rainwater connect to in a separate drainage system?
The foul water sewer
The surface water sewer
The drinking water supply
The greywater recycling system
Which of the following is included in foul water discharges?
Discharges from the kitchen sink only
Discharges from the WC, bath, basin, bidet, and sink
Discharges from rainwater downpipes
What does IC stand for in the plumbing system diagram?
Internal Chamber
Inspection Chamber
Inflow Collector
Interconnecting Channel
What is an advantage of a separate system in plumbing?
Sewage plant is inundated with water when it rains
Trapped gullies are required for rainwater
Rainwater receives treatment
Sewage plant is not inundated with water when it rains
Which of the following is a disadvantage of a separate system in plumbing?
It is less expensive to install
Foul water system is regularly flushed by rainwater
There is no risk of making an incorrect connection
Risk of making an incorrect connection
Is the combined system recognized by the Building Regulations for new builds?
Yes, it is the standard system for new builds.
No, it is only used for temporary structures.
Yes, but only in certain regions.
No, it is not recognized for new builds.
What does 'RWG' stand for in the context of plumbing systems?
Rainwater generator
Rainwater gully
Recycled water gate
Road water grid
What does 'IC' stand for in the context of plumbing systems?
Internal conduit
Inspection chamber
Inflow collector
Irrigation channel
What does 'S&VP' stand for in the context of plumbing systems?
Soil and vent pipe
Sewage and vacuum pump
Stormwater and valve port
Sanitation and vortex panel
What is a soakaway in plumbing?
A device that purifies rainwater for drinking purposes.
A 1.0m³ pit filled with gravel/stones where a rainwater discharge pipe is placed to disperse water into the ground.
A system that collects rainwater from the roof and channels it directly into the household water supply.
A type of pump used to remove excess water from basements.
What is the function of the road gully as indicated in the diagram?
To provide access for inspection
To collect rainwater from the surface
To carry sewage to the treatment plant
To vent sewer gases
What is an advantage of a partially separate system in plumbing?
Increases the complexity of the installation.
Reduces the overall cost of the installation.
Requires more time to install.
Increases the maintenance requirements.
What is a disadvantage of a partially separate system in plumbing?
It is less efficient than other systems.
It is more prone to leaks.
Care must be taken when installing foul water outlets to ensure the correct system is used.
It cannot be used in residential areas.
What is the purpose of a soakaway in plumbing?
To store clean water for domestic use
To provide a foundation for plumbing structures
To use for isolated downpipes from rain water systems
To heat water for household use
What is the purpose of a gully trap in a drainage system?
To connect different pipe materials below ground
To prevent debris from entering the drainage system
To prevent smells from entering the building
To allow multiple waste pipe connections
What is a waste pipe manifold used for?
To prevent debris from entering the drainage system
To connect different pipe materials below ground
To prevent smells from entering the building
To allow multiple waste pipe connections and avoid crossflow exclusion zones
Where is a long radius bend typically used in a drainage system?
At the top of a soil stack
At the foot of a soil stack
Below ground for connecting different pipe materials
For clearing blockages and maintenance
What is required by the Building Regulations for clearing blockages and maintenance in AGDS pipework?
Gully trap
Waste pipe manifold
Access plugs into soil pipe junctions and waste pipe tees
Multi-fit pipe adapters
What are multi-fit pipe adapters used for?
To prevent smells from entering the building
To allow multiple waste pipe connections
To prevent debris from entering the drainage system
For connecting different pipe materials below ground
What is Weil's disease caused by?
An infection of bacteria from air contaminated by rat urine
An infection of bacteria from water that has been infected by rat urine
An infection of bacteria from soil contaminated by insect waste
An infection of bacteria from food contaminated by rodent droppings
How can Weil's disease be transmitted to humans?
Through consumption of contaminated food
Through contact with infected water on open cuts, eyes, mouth or nose
Through inhalation of contaminated air
Through direct contact with rats
What should a plumber always wear when working on used soil stacks and WCs to protect against health risks?
Safety goggles
Face mask
Rubber gauntlets
Steel-toed boots
What is hepatitis commonly caused by in the context of plumbing work?
Exposure to toxic chemicals
Coming into contact with human waste and poor personal hygiene
Working in extreme temperatures
Using outdated plumbing equipment
What should a plumber do to prevent contracting hepatitis?
Wear safety goggles at all times
Keep tools clean and sanitized
Be up to date with hepatitis A immunisations
Avoid working in confined spaces
What is dermatitis in the context of plumbing work?
A type of muscle strain from heavy lifting
A viral infection similar to hepatitis
A skin inflammation caused by contact with irritants
A respiratory condition due to dust inhalation
How can a plumber prevent dermatitis?
By taking regular breaks during work
By using barrier cream, wearing gloves, and reading the COSHH data sheets
By ensuring proper ventilation in the work area
By using only stainless steel pipes
What should be written into the risk assessment of the job when dealing with a cast iron soil stack?
The color of the soil stack
The manufacturer's details
The risks associated with the job
The time it will take to complete the job
How does the weight of each section of a cast iron soil stack influence the job?
It determines the color of the paint to be used
It influences the subsequent choice of equipment to be used
It affects the temperature at which the work should be done
It changes the plumbing regulations to be followed
What is the minimum internal diameter (ID) required for internal condensate drainage pipework?
22mm
19mm
45mm
25mm
What should be the minimum fall per metre for the internal condensate drainage pipework?
45mm
22mm
19mm
25mm
What type of pipe should be used for a suitable permanent connection to the foul waste pipe?
Metal pipe
Flexible hose
Plastic pipe
Copper pipe
Where should the condensate drainage pipe ideally be terminated?
Outside the building
At a suitable internal foul water discharge point
Directly into a rainwater gutter
Into a portable container
What is the required minimum condensate seal of a trap incorporated into the boiler, if a visible air break and trap are not required?
19mm
25mm
75mm
100mm
