Mark P. Kaminskiy & Vasiliy Krivtsov 
Reliability Engineering and Risk Analysis [PDF ebook] 
A Practical Guide, Third Edition

This undergraduate and graduate textbook provides a practical and comprehensive overview of reliability and risk analysis techniques. Written for engineering students and practicing engineers, the book is multi-disciplinary in scope. The new edition has new topics in classical confidence interval estimation; Bayesian uncertainty analysis; models for physics-of-failure approach to life estimation; extended discussions on the generalized renewal process and optimal maintenance; and further modifications, updates, and discussions. The book includes examples to clarify technical subjects and many end of chapter exercises. Power Point slides and a Solutions Manual are also available.