NASA References Available for Download Probabilistic Risk Assessment Procedures Guide for NASA Managers and Practitioners version 1.1 Office of Safety and Mission Assurance NASA August 2002 Probabilistic Risk Assessment Procedures Guide for NASA Managers and Practitioners NASA SP-2011, 3421 Second Edition December 2011 Michael Frank Space Shuttle PRA Proof-of-Concept Study Safety Factor Associates Inc. PRA PROCESS NASA Share this:TwitterFacebookLike this:Like Loading...