
Drainage power point 4 2025
Authored by Gary Jones
Construction
Vocational training
Used 3+ times

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31 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to Building Regulations part H, what does the minimum depth of trap seal ensure?
The water seal is not removed and noxious smell does not enter the building
The water flows faster
The system uses less water
The trap is easier to clean
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a trap under an appliance?
To stop the noxious (unpleasant) smell from the soil stack entering the property
To increase water pressure
To filter water
To heat the appliance
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The jointing methods for traps are mainly push-fit, and more commonly ________ using a rubber seal.
compression
adhesive
solvent-weld
threaded
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where a trap diameter is 50mm or above, what is the minimum depth the trap seal must be?
25mm
40mm
50mm
75mm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trap diameter for a Washbasin?
32mm
25mm
40mm
50mm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the seal depth for soil stack for a Washbasin?
75mm
50mm
100mm
125mm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trap diameter for a Bath?
40mm
32mm
50mm
25mm
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