Biogas Safety first!

Contents
Quotes............................................................................................................................... 4
Foreword............................................................................................................................ 5
General requirements.......................................................................................................... 6
1. Introduction............................................................................................................... 6
2. Terms and definitions.................................................................................................. 7
3. Properties of biogas..................................................................................................... 9
4. Hazards................................................................................................................... 10
4.1. Environmental hazards.................................................................................... 12
4.2. Health hazards............................................................................................... 13
4.3. Hazardous substances..................................................................................... 13
4.4. Biological agents............................................................................................ 13
4.5. Hazards from electrical equipment.................................................................... 14
4.6. Mechanical hazards........................................................................................ 14
4.7. Gas hazards................................................................................................... 14
4.8. Explosion and fire hazards................................................................................ 15
4.9. Sources of danger from the surrounding environment.......................................... 16
4.10. Hazards arising from inappropriate behaviour................................................... 16
5. Hazard assessment................................................................................................... 17
5.1. Hazard assessment for specific operating states.................................................. 19
5.2. Start-up/commissioning.................................................................................. 19
5.3. Maintenance and repair work........................................................................... 19
5.4. Shut-down/decommissioning........................................................................... 21
5.5. Explosion protection document........................................................................ 21
5.6. Requirements for work equipment in hazardous areas......................................... 23
6. Fire protection concept.............................................................................................. 24
6.1. Structural fire protection.................................................................................. 24
6.2. Organisational fire protection........................................................................... 25
7. Protective measures.................................................................................................. 26
7.1. Organisational protective measures................................................................... 26
7.2. Personal protective measures........................................................................... 28
8. Documentation......................................................................................................... 30
Specific requirements....................................................................................................... 31
1. Requirements for feeding systems............................................................................... 31
2. Requirements for substrate treatment systems............................................................. 33
3. Requirements for holding tanks/preliminary pits........................................................... 34
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