Sample interview questions: Can you explain the role of water treatment technicians in preventing cross-connection contamination?
Sample answer:
Role of Water Treatment Technicians in Preventing Cross-Connection Contamination:
- Inspection and Testing: Water treatment technicians conduct thorough inspections and testing of water distribution systems to identify potential cross-connections. This involves identifying physical connections or backflow devices that could allow contaminated water to enter the potable water supply.
- Installation and Maintenance: They install and maintain backflow prevention devices, such as check valves, vacuum breakers, and air gaps, to prevent the backflow of contaminated water into potable lines. Proper installation and regular maintenance ensure these devices function effectively.
- Isolation: In the event of a cross-connection, water treatment technicians isolate the affected area by physically disconnecting the contaminated water source or installing emergency shutoff valves to prevent further contamination.
- Disinfection: They carry out disinfection procedures to remove any contaminants that may have entered … Read full answer
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