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NASA Ball NASA
Procedural
Requirements
NPR 8705.5A
Effective Date: June 07, 2010
Expiration Date: June 07, 2015
COMPLIANCE IS MANDATORY

(NASA Only)

Subject: Technical Probabilistic Risk Assessment (PRA) Procedures for Safety and Mission Success for NASA Programs and Projects

Responsible Office: Office of Safety and Mission Assurance


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Table of Contents

Preface

P.1 Purpose
P.2 Applicability
P.3 Authority
P.4 Applicable Documents
P.5 Measurement/Verification
P.6 Cancellation

Chapter 1. Introduction

1.1 Background
1.2 PRA Characteristics

Chapter 2. PRA Process

2.1 Overview
2.2 Definition of PRA Objective(s)
2.3 PRA Requirements
2.4 Scenario Development
2.5 Quantification and Uncertainty
2.6 Interpretation of the PRA Result
2.7 PRA Documentation
2.8 PRA Quality

Chapter 3. PRA Scope and Level of Detail

3.1 Overview
3.2 Program Life-Cycle Phases
3.3 Application of PRA to Support Decisions

Chapter 4. Roles and Responsibilities

4.1 Overview
4.2 Mission Directorate Associate Administrators
4.3 Chief, Safety and Mission Assurance
4.4 Center Directors
4.5 Center Safety and Mission Assurance (SMA) Directors
4.6 Program/Project Managers
4.7 Program/Project PRA Lead

Chapter 5. Independent Peer Reviews (IPR)

5.1 Overview
5.2 IPR Authority

Appendix A. Acronyms
Appendix B. References
Appendix C. Comments on PRA Scope


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