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QUESTION 10
With regard to the acceptable solutions of the New Zealand Building Code, answer the
following questions.
(a) State fully TWO circumstances under which the provision of grease traps is required.
1
2
(2 marks)
(b) Explain fully what an inspection chamber is.
(2 marks)
(c) List THREE precautionary methods that could be used during construction to minimize soil
erosion and escape of sediment from the site due to rainfall and storm water.
1
2
3
(3 mark)
Total 7 marks
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QUESTION 10
With regard to the acceptable solutions of the New Zealand Building Code, answer the
following questions.
(a) State fully TWO circumstances under which the provision of grease traps is required.
1 where the building has a likelyhood of conveying grease
2 The dicharge of waste water goes to a soak pit (in reation to foul water disposal)
(2 marks)
(b) Explain fully what an inspection chamber is.
(2 marks) This is a chamber which provides acess for to the drain for Testing inspection and maintence (TIM) @ ground level Inspection chambers should be no deeper then 1m and either be classed as wet which has an open chanel with haunching to create a self cleansing action or dry which comprises of a IP or similar junction .
precautionary methods that could be used during construction to minimize soil
erosion and escape of sediment from the site due to rainfall and storm water.
1
2
3
(3 mark)
Total 7 marks