Sample interview questions: How do you ensure that plumbing systems are designed to be resistant to chemical or hazardous substance contamination?
Sample answer:
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Material Selection:
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Specify corrosion-resistant piping materials such as stainless steel, copper, or CPVC for areas prone to chemical or hazardous substance contamination.
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Piping Design:
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Avoid cross-connections between potable water lines and non-potable water or chemical lines.
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Backflow Prevention:
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Install backflow prevention devices to prevent the contamination of potable water supplies.
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Valves and Fittings:
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Use valves and fittings that are resistant to the chemicals or hazardous substances being handled.
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Proper Installation:
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Ensure that plumbing systems are installed according to code and manufacturer’s specifications.
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Testing and Inspection Read full answer
Source: https://hireabo.com/job/12_0_7/Plumbing%20Inspector