KETEP 세계에너지시장정보

Chapter 1. Introduction .........................................................................................................................11

 1.1. Background .........................................................................................................................11

 1.2. Objective and scope .........................................................................................................................12

 1.3. Structure of the report .........................................................................................................................13


Chapter 2. Overview of cost estimation for nuclear decommissioning ..................................15

 2.1. Requirements and purposes of decommissioning costing ..................................15

 2.2. Types of costs and levels of accuracy ............................................................................15

 2.3. Tlustrating the basic elements of an estimate ............................................................16

 2.4. Definition of key terms ...........................................................................................................17

 2.5. Relationships between the elements of an estimate ..................................18

 2.6. Overview of estimating approaches ....................................................................20

 2.7. Overview of cost estimating process ...................................................................21


Chapter 3. The ISDC cost structure ...................................................................25

 3,1, Overview ..................................................................................................................................25
 
 3.2. First hierarchical level: Principal Activities ...................................................................28

 3.3. Second and third hierarchical levels: Activity Groups and Typical Activities ...............31

 3.4. Cost categoriesm ...............................................................................................................................76

 3.5. Presentation matrix for decommissioning costs (ISDC matrix) .....................78


Chapter 4. Provision for estimating uncertainty .......................................................79

 4.1. Including risk mitigation within the base scope .......................................79

 4.2. Estimating uncertainty within the defined project scope ..........................80

 4.3. Calculating the “estimating uncertainty".............................................................81

 4.4. Estimating uncertainty as part of the project baseline estimate ...................83


Chapter 5. Provision for risks beyond the defined project scope ...........................85

 5.1. Risk framework ...........................................................................................................................86

 5.2. Step-wise approach to risk assessment and analysis .......................................87

 5.3. The funded risk provision ..................................................................................................89


Chapter 6. Considerations for applying the cost estimating framework .............91

 6.1. Legacy issues, post-accidental situations ...............................................................91

 6.2. Other structures involved in decommissioning costing with relation to the ISDC structure....92

 6.3. Approaches for implementation of the ISDC in costing .......................................................92

 6.4. Evolution of an estimate and a basis of estimate over time .............................................95

 6.5. Scope completeness and maturity .................................................................................................97

 6.6. Project context and differing perspectives ..........................................................................98

 6.7. Sensitivity analysis and scenario planning .........................................................................99

 6.8. Benchmarking ......................................................................................................................................100

 6.9. Interdependencies between cost and schedule ...............................................................100

 6.10. Cost estimate reporting ..................................................................................................................100

 6.11. Quality assurance analysis and review ......................................................................................104


References ............................................................................................................................................................107