By Committee on Principles and Operational Strategies for Staged Repository Systems, National Research Council
In comparison to different huge engineering tasks, geologic repositories for high-level waste current unique demanding situations simply because: they're first-of-a-kind, advanced, and long term tasks that needs to actively deal with detrimental fabrics for lots of a long time; they're anticipated to carry those damaging fabrics passively secure for lots of millennia after repository closure; and they're extensively seemed to pose severe hazards. As is the case for different complicated initiatives, repository courses may still continue in phases. "One Step at a Time" specializes in a administration strategy known as "adaptive staging" as a promising capability to strengthen geologic repositories for high-level radioactive waste similar to the proposed repository at Yucca Mountain, Nevada. Adaptive staging is a learn-as-you-go method that allows undertaking managers to continually reevaluate and modify this system according to new wisdom and stakeholder enter. recommendation is given on easy methods to enforce staging throughout the development, operation, closure, and post-closure levels of a repository application.
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9– 10). S. regulatory context. 3 Attributes of Adaptive Staging A successful geologic repository program requires commitment to systematic learning, flexibility, reversibility, transparency, auditability, integrity, and responsiveness. These are the attributes that the committee uses to define Adaptive Staging. Although these attributes may exist separately in any staged project, successful application of Adaptive Staging requires that they be simultaneously satisfied both throughout each stage and in the decision-making process between stages.
In this stipulated crisis situation, the risk of no action is deemed less desirable than the risk of a wrong action and a “command and control” approach, with all of its attendant risks of choosing an inappropriate strategy and of alienating the public, may be necessary. Adaptive Staging has built-in transparency. This attribute requires the implementer to make project decisions openly with public participation (Criterion 10). Transparency makes it possible to elicit public input at each Decision Point (Criterion 11) and has the equally important potential benefit of building public trust.
The purpose of a Decision Point is to assimilate new information, generate options (both anticipated and unanticipated), and make choices for subsequent actions based on acquired data. At Decision Points the implementer, following stakeholder consultation, determines whether the program will proceed or reiterate a previous stage. Decision Points should be planned at the end of all stages to assess the lessons learned. , if new information warrant reconsideration of program direction). The decision to apply for a license (construct, operate, close the repository, or terminate activities) is an example of a planned Decision Point.
One Step at a Time by Committee on Principles and Operational Strategies for Staged Repository Systems, National Research Council