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Location

Lexington, Kentucky

Start Date

6-5-2026 8:00 AM

End Date

6-5-2026 8:30 AM

Description

Over the past decades, the power industry’s instrumentation needs and requirements have shifted to meet industry standards and regulations. In the early 2010s, piezometers and slope inclinometers were the primary types of instrumentation used to evaluate the stability of a CCR Unit. Some of the piezometers and slope inclinometers installed are still in use today to evaluate long-term stability for operations and closure. Since this time, additional instrument types were selected for installation including observation wells and temporary wells to further understand phreatic conditions within the CCR Unit. As utilities are faced with closures including removal of free liquids, data from instruments installed in and around the CCR Unit are being leveraged to support decision making. The life cycle of instrumentation use at CCR Units has evolved over the past decades. This presentation will explore instrumentation types, how these instruments can be used to drive closure decision making, and right-sizing your instrumentation needs as they relate to closure and post-closure care.

Document Type

Presentation

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Archival

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May 6th, 8:00 AM May 6th, 8:30 AM

Evolution of Instrumentation Use for CCR Unit Decision Making

Lexington, Kentucky

Over the past decades, the power industry’s instrumentation needs and requirements have shifted to meet industry standards and regulations. In the early 2010s, piezometers and slope inclinometers were the primary types of instrumentation used to evaluate the stability of a CCR Unit. Some of the piezometers and slope inclinometers installed are still in use today to evaluate long-term stability for operations and closure. Since this time, additional instrument types were selected for installation including observation wells and temporary wells to further understand phreatic conditions within the CCR Unit. As utilities are faced with closures including removal of free liquids, data from instruments installed in and around the CCR Unit are being leveraged to support decision making. The life cycle of instrumentation use at CCR Units has evolved over the past decades. This presentation will explore instrumentation types, how these instruments can be used to drive closure decision making, and right-sizing your instrumentation needs as they relate to closure and post-closure care.