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Critical Decision (CD)-1 Range Estimate


A cost and schedule range estimate that accompanies or is a part of the conceptual design report at CD-1, Approve Alternative Selection and Cost Range. The cost and schedule ranges reflect project risks or uncertainties associated with the selected alternative. The low ends of the ranges reflect an optimistic view of the risks and uncertainties. The high ends of the ranges reflect a pessimistic view of the risks and uncertainties. The range estimate is approved by the AE.

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