Sample interview questions: How do you handle situations where a backflow prevention device needs to be removed permanently due to system changes or decommissioning?
Sample answer:
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Verify the System Changes or Decommissioning:
- Consult with the system designer, engineers, or responsible authority to confirm the necessity of removing the backflow prevention device.
- Ensure proper documentation and authorization for the removal.
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Isolating the Device:
- Close all isolation valves upstream and downstream of the backflow prevention device.
- If possible, drain the system by opening the drain valve or a nearby fixture.
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Removing the Device:
- Use appropriate tools and materials to carefully disconnect the backflow prevention device from the piping system.
- Capture any residual water or debris during the removal process.
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Document the Removal:
- Record the date, time, location, and reason for the removal.
- Take photographs or create a sketch of the removed device and the surrounding piping.
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Reconnecting the Piping:
- Install a jumper pipe or other … Read full answer
Source: https://hireabo.com/job/12_0_11/Backflow%20Prevention%20Technician
- Install a jumper pipe or other … Read full answer