Document: NRC Regulatory Guide
Document ID: 94d9f3d5-978d-4aea-9ba7-486ca7f8503a
Document Type: regulatory_guide
Title: Standard Format and Content of Decommissioning Cost Estimates for Nuclear Power Reactors
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0131/ML013100099.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.202
CFR Part: 
CFR Title: 

Content:
d Piping Equipment Category(a) Length of Piping in Feet or Number of Items in each Category Piping diameter > 3 inches Piping diameter  3 inches Valves > 3 inches Valves  3 inches Tanks of all sizes Pumps > 100 pounds Pumps  100 pounds Heat exchangers > 100 pounds Heat exchangers  100 pounds Electrical components > 100 pounds Electrical components  100 pounds Miscellaneous components > 100 pounds Miscellaneous components  100 pounds Large piping hanger for pipes > 4 inches in diameter Small piping hanger for pipes  4 inches in diameter (a) The equipment categories shown here are shown as examples. Any reasonable method of categorization is acceptable. Table 4. Suggested Format for Listing Concrete and Metal Surfaces that Require Radiological Decontamination or Removal Building or Location Area of Concrete Decontaminated (ft2) Volume of Concrete Removed (ft3) Area of Metal Surfaces Decontaminated (ft2) Volume of Metal Surfaces Removed (ft3) 24 Table 5. Suggested Format for Tabulating PWR Decommissioning Costs by Period Decommissioning Cost (Thousands of Estimate-Year Dollars) Period 1 Period 2 Period 3 Period 4 Duration ( X.X Years) (X.X Years) (X.X Years) (X.X Years) (X.X Years) Decommissioning Activity Planning & Preparation Plant Deactivation Safe Storage Operations Dismantle- ment Total Cost Radioactive Component Removal Removal of RPV Internals Removal of Reactor Pressure Vessel Steam Generator--Direct Removal Steam Generator--Cascading Costs RCS Piping Large Miscellaneous RCS Piping Small Miscellaneous RCS Piping RCS Insulation Pressurizer Pressurizer Relief Tank Primary Pumps Spent Fuel Racks Biological Shield Subtotal Decontamination and Dismantlement Decontamination of Site Buildings Removal of Contaminated Plant Subtotal Management and Support Support Staff DOC Staff Consultant/Other Staff Termination Survey Costs Regulatory Costs Special Tools and Equipment Environmental Monitoring Costs Laundry Services Small Tools and Minor Equipment Nuclear