Redmill / Anderson Improvements in System Safety

Proceedings of the Sixteenth Safety-critical Systems Symposium, Bristol, UK, 5-7 February 2008
1. Auflage 2007
ISBN: 978-1-84800-100-8
Verlag: Springer-Verlag
Format: PDF
Kopierschutz: Adobe DRM (»Systemvoraussetzungen)

E-Book, Englisch, 266 Seiten

Contains the invited papers presented at the Sixteenth annual Safety-critical Systems Symposium, held in February 2008 in the UK

Presents a broad spectrum of major safety issues and the papers included cover a broad spectrum of issues affecting safety and bring together topics that are of the utmost importance in current safety thinking. Papers provide a combination of extensive industrial experience and academic research

State-of-the-art contributions will appeal to practitioners and researchers alike, as well as to postgraduates

Autoren/Hrsg.

Redmill, Felix

Anderson, Tom

Inhaltsverzeichnis

1;Improvements in System Safety;2
2;Felix Redmill Tom Anderson;4
3;Tutorial Paper;11
3.1;Can Process-Based and Product-Based Approaches to Software Safety Certification be Reconciled?;12
3.1.1;1 Introduction;12
3.1.2;2 Process-Based Certification;13
3.1.3;3 Product-based Certification;15
3.1.4;4 Incompatible Approaches?;18
3.1.5;5 Summary;20
3.1.6;6 Acknowledgements;20
3.1.7;7 References;20
3.2;Themes Reprised from SSS ’07;22
3.3;Making Safe Software Secure;23
3.3.1;1 Introduction;23
3.3.2;2 Safety and security;23
3.3.3;3 Scenarios;25
3.3.4;4 Methods;26
3.3.5;5 Assessment;28
3.3.6;6 Future work;30
3.3.7;7 References;30
3.4;Safety Process Improvement with POSE and Alloy;32
3.4.1;1 Introduction;32
3.4.2;2 POSE and Safety;33
3.4.3;3 Current Study and its Background;35
3.4.4;4 The Failure Annunciation System Case Study;37
3.4.5;5 Discussion and Related Work;44
3.4.6;6 Conclusions;45
3.4.7;Acknowledgements;46
3.4.8;References;47
4;The Safety Case;63
4.1;Safety Case Development How can I continue the work?;64
4.2;Safety Case Experiences from Harrier;82
4.2.1;1 Introduction;82
4.2.2;2 Harrier Aircraft Background;83
4.2.3;3 Capability Upgrade;84
4.2.4;4 OSMC Operational Safety Case;90
4.2.4.1;4.1 Construct;90
4.2.4.2;4.2 Deltas;93
4.2.5;5 Here and now;94
4.2.6;6 Conclusion;96
5;Safety Culture;97
5.1;Investigation to Establish Whether Cultural Analysis can be used to Improve the Interactions Between Design, Safety and Operations Departments;98
5.1.1;1.0 Introduction;98
5.1.2;2.0 Organisational Culture;101
5.1.3;3.0 Selection of a Model Of Culture;103
5.1.4;4.0 Adapting Schein’s Method;106
5.1.5;5.0 The Working Trial;109
5.1.6;6.0 Transforming the Culture;114
5.1.7;7.0 Summary;117
5.1.8;8.0 References;117
5.2;Human Performance Improvement-Reducing Significant Events in Nuclear Power;120
6;Human Factors;139
6.1;A Human Factors Perspective on Safety Management Systems;140
6.1.1;1 Introduction;140
6.1.2;2 Human Factors and System Safety;141
6.1.3;3 The Safety Management Systems Approach;143
6.1.4;4 Safety Management Systems from a Human Factors Perspective;145
6.1.5;5 Challenges for Human Factors from Safety Management Systems;147
6.1.6;6 Human Factors Best Practice and SMS;149
6.1.7;7 Areas for Further Research and Next Steps;152
6.2;Human Factors Safety Assurance for Changing ATM Systems;155
6.2.1;1 Introduction;155
6.2.2;2 The Role of The Human in Air Traffic Management;156
6.2.3;3 Integrating Human Error Analysis into the SMS;158
6.2.4;4 Minimising Controller Error due to Changes;160
6.2.5;5. HFA and Task Performance;166
6.2.6;6 Conclusion;172
6.2.7;7 References;172
6.2.8;8 Acknowledgements;173
7;Achieving and Improving System Safety;174
7.1;Practical Ways of Improving Product Safety in Industry;175
7.1.1;1 Introduction;175
7.1.2;2 What is Safety?;176
7.1.3;3 Problem Areas;178
7.1.4;4 Practical Ways to Improve Safety;182
7.1.5;5 Conclusion;191
7.2;Prototyping versus Formal Development;192
7.2.1;1 Introduction;192
7.2.2;2 Development Processes;192
7.2.3;3 Where Does the Money Go?;194
7.2.4;4 Costs of Change;195
7.2.5;5 Architecture-based Development;197
7.2.6;6 Prototyping the Process;200
7.2.7;7 Where does Safety Management fit in?;201
7.2.8;8 Conclusions;204
7.2.9;9 References;204
8;Safety and Risk Analysis;218
8.1;Safety Analysis: Thoughts on Methods and Experience;219
8.1.1;1 Introduction;219
8.1.2;2 Experience and Method;220
8.1.3;3 Examples;223
8.1.4;4 Discussion;229
8.1.5;5 Conclusions;230
8.2;Simplifying the Creation and Use of the Risk Matrix;233
8.2.1;1 Introduction;233
8.2.2;2 The Risk Matrix;235
8.2.3;3 Risk class and its use;238
8.2.4;4 Evaluating potential accidents;240
8.2.5;5 Identifying Safety Requirements;245
8.2.6;6 Tailoring of the Risk Matrix;249
8.2.7;7 Conclusion;257
9;AUTHOR INDEX;259