What term refers to a structure that isolates the waste from the surrounding area while allowing constant monitoring and retrieval of it?

• A. Geologic disposal
• B. Leachate
• C. Containment building
• D. Isolation

Answer: (C)

A containment building is designed to keep the waste isolated from the surrounding environment while providing access for monitoring and retrieval. It creates a physical barrier—through sturdy walls, liners, and appropriate containment features—that prevents leaks and exposure, and it incorporates monitoring systems (like sensors for temperature, gas, or radiation) and access points that allow workers to check conditions and remove or relocate waste as needed. This combination of isolation with continuous monitoring and the ability to retrieve the waste distinguishes it from other concepts.

Geologic disposal places waste in a deep underground formation for long-term isolation, which is not typically set up for routine monitoring and retrieval. Leachate refers to the contaminated liquid that can migrate from waste, not a structure. Isolation is a broader term for separation and protection, not a specific structure designed for ongoing monitoring and retrieval.