What is a core element of cross-connection risk management for irrigation or booster systems?

Prepare for the Water Distribution Manager (WDM) Greenbook 2 Exam. Leverage comprehensive flashcards and multiple-choice questions with hints and explanations to ace your test.

Multiple Choice

What is a core element of cross-connection risk management for irrigation or booster systems?

Explanation:
Cross-connection risk management is a proactive, comprehensive program to identify and control places where potable water could be contaminated by nonpotable sources, especially in irrigation or booster systems. The best approach brings together several interlocking elements: regularly surveying the system to locate potential cross-connections; enforcing backflow prevention requirements at those points so backflow cannot occur; testing backflow prevention devices on a scheduled basis to confirm they operate correctly; keeping thorough records of surveys, device tests, repairs, and compliance actions to ensure accountability and follow-up; and educating customers about what creates cross-connections and how to prevent them. Together, these steps reduce the chance of contamination, ensure devices are working, and promote awareness and proper practices among users. Why the other options don’t fit: ignoring cross-connections if they’re customer-owned leaves potentially dangerous risk unaddressed; installing unrestricted irrigation hoses creates new cross-connection pathways; and testing devices only once while skipping education means devices may fail over time and customers may not understand how to prevent creating new hazards.

Cross-connection risk management is a proactive, comprehensive program to identify and control places where potable water could be contaminated by nonpotable sources, especially in irrigation or booster systems. The best approach brings together several interlocking elements: regularly surveying the system to locate potential cross-connections; enforcing backflow prevention requirements at those points so backflow cannot occur; testing backflow prevention devices on a scheduled basis to confirm they operate correctly; keeping thorough records of surveys, device tests, repairs, and compliance actions to ensure accountability and follow-up; and educating customers about what creates cross-connections and how to prevent them. Together, these steps reduce the chance of contamination, ensure devices are working, and promote awareness and proper practices among users.

Why the other options don’t fit: ignoring cross-connections if they’re customer-owned leaves potentially dangerous risk unaddressed; installing unrestricted irrigation hoses creates new cross-connection pathways; and testing devices only once while skipping education means devices may fail over time and customers may not understand how to prevent creating new hazards.

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