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1. Which one of the following is a type of plastic gutter profile ?
2. What is the recommended termination, as per Building Regulations, for a soil stack inside a building ?
3. What is the minimum sized waste that is allowed to be fitted to a wash basin ?
4. According to Building Regulations, what is the permissible drop in pressure during a soundness test on a soil stack ?
5. When installing a cast iron soil stack, a ladder is used to gain access to some scaffolding. How many rungs of the ladder should be above the working area ?
6. What is the main purpose of a rainwater system ?
7. If you realise that a customer’s WC is connected to the surface water drain, what should you do?
8. What type of screws are recommended to be used when attaching facia brackets to the facia board?
9. What type of over flow does a bath have ?
10. What size waste pipe would be used to connect a bath to the soil pipe ?
11. Which of the following would be connected to the soil stack with a 1 ½ inch waste pipe ?
12. What type of over flow does a Belfast sink have ?
13. What is the main purpose of a trap that connects the appliance to the waste pipe ?
14. Which of the following is not a waste trap ?
15. What depth of trap seal is required on pipes less than 50mm in diameter ?
16. What depth of trap seal can be used on an appliance which is fitted with spray taps with no plug ?
17. What type of trap would you use when there is a chance of the loss of trap seal ?
18. When installing a ventilation pipe for a single appliance what size pipe is used ?
19. Which British standard refers to sanitary installations ?
20. What stack system has connections within 300mm of the appliances ?
21. What is the trap seal depth for a Bath ?
22. What is the maximum length of the discharge branch for a Washing Machine ?
23. Which stack system ventilates the stack to prevent compression ?
24. What minimum size wate pipe is to be used for a Kitchen Sink ?
25. What is the trap seal depth for a WC toilet ?
26. On a Primary vented system in a 4 storey house what is the minimum distance allowed from the invert of the drain to the lowest branch connection ?
27. What may happen if the ventilation on a stack system is lost ?
28. If a vent is with in 3m of a opening window how much must it extend above the window ?
29. On a Secondary Ventilated System what is ventilated ?
30. On a Primary vented system in a 2 storey house what is the minimum distance allowed from the invert of the drain to the lowest branch connection ?
31. If a combined sewer system is installed what may be used to attach the rainwater system to the sewer ?
32. When pipe sizing which of the following would roughly be ok for building up to 12 storeys ?
33. What would be the correct, corrective action if Self Syphonage was found to be the reason for loss trap seal ?
34. How does a food disposal unit need connecting to its electrical supply ?
35. What is guttering normally made of in new commercial builds ?
36. When doing a performance test how many times must it be carried out ?
37. When testing performance in relation to compression or induced siphonage. How many wc’s, sinks and basins must be discharged from the top floor, if the building is 10 storeys high with 1 bath, 1 basin and 1 sink on each floor ?
38. What is built into guttering fittings ?
39. What is the maximum distance guttering brackets should be spaced apart ?
40. When doing a soundness test on above ground drainage, how long should the system stand the pressure ?
