Lewis - LEWIS SPACECRAFT MISSION FAILURE INVESTIGATION...

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Unformatted text preview: LEWIS SPACECRAFT MISSION FAILURE INVESTIGATION BOARD FINAL REPORT 12 February 1998 II III LEWIS SPACECRAFT MISSION FAILURE INVESTIGATION BOARD REPORT TABLE OF CONTENTS TOPIC PAGE EXECUTIVE SUMMARY........................................................................................... 1 INTRODUCTION......................................................................................................... 3 BACKGROUND........................................................................................................... 3 SSTI Program Description Request For Proposal (RFP) Contract Award Significant Contract Changes Spacecraft Flight Operations and Failure Anomaly Timeline FACTORS DIRECTLY CONTRIBUTING TO FAILURE ....................................... 9 Flawed ACS Design and Simulation Inadequate Spacecraft Monitoring FACTORS INDIRECTLY CONTRIBUTING TO FAILURE................................. 12 Requirements Changes without Adequate Resource Adjustment Cost and Schedule Pressure Move from Chantilly to Redondo Beach Inadequate Ground Station Availability for Initial Operations Frequent TRW Personnel Changes Inadequate Engineering Discipline Inadequate Management Discipline IMPLICATIONS ON FASTER, BETTER, CHEAPER ....................................... 17 Balance Realistic Expectations of Faster, Better, Cheaper Establish Well Understood Roles and Responsibilities Adopt Formal Risk Management Practices Formalize and Implement Independent Technical Reviews Establish and Maintain Effective Communications SUMMARY................................................................................................................. 19 APPENDICES APPENDIX A-Assignment Letter APPENDIX B-Team Membership APPENDIX C-Individuals Interviewed APPENDIX D-Meetings Conducted APPENDIX E-Additional Detail on the Direct Causes of the Anomaly APPENDIX F-Presentation Charts (Not Included) EXECUTIVE SUMMARY The Lewis Spacecraft Mission Failure Investigation Board was established to gather and analyze information and determine the facts as to the actual or probable cause(s) of the Lewis Spacecraft Mission Failure. The Board was also tasked to review and assess the Faster, Better, Cheaper Lewis spacecraft acquisition and management processes used by both NASA and the contractor in order to determine if they may have contributed to the failure. The investigation process used by the Board was to individually interview all persons believed to have had a substantial involvement in the Lewis spacecraft acquisition, development, management, launch, operations and the events that may have led to the eventual loss. These interviews were aimed at not only understanding the facts as they occurred but also at understanding the individual perceptions that may have been instrumental in the decisions and judgments as made on this Program....
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This note was uploaded on 03/05/2012 for the course AERO 423 taught by Professor Staff during the Spring '08 term at Texas A&M.

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Lewis - LEWIS SPACECRAFT MISSION FAILURE INVESTIGATION...

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