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  • Hello...and welcome
    • Introduction
  • BS9251:2014 Discussions
    • 1. Scope
    • 2. Normative References
    • 3. Terms and Definitions
    • 4. Preliminary work and consultation
      • 4.1 Initial Considerations
      • 4.2 Consultation
      • 4.3 Category of System
      • 4.4 Use of sprinklers as a compensatory feature
      • 4.5 Special circumstances
    • 5. Design
      • 5.1 General
      • 5.2 System type
      • 5.3 Design density and duration of supply
        • 5.3.1 General
        • 5.3.2 Minimum design parameters
        • 5.3.3 System flow rate
      • 5.4 Extent of sprinkler protection
      • 5.5 Sprinkler coverage and positioning
      • 5.6 Residential pattern sprinkler heads
        • 5.6.1 General
        • 5.6.2 Minimum operating pressure and flow
        • 5.6.3 Temperature rating of sprinklers
        • 5.6.4 Sprinkler connection
      • 5.7 Hydraulic calculations
      • 5.8 Water supplies
        • 5.8.1 General
        • 5.8.2 Types of supply
        • 5.8.3 Mains water supply
          • 5.8.3.1 General
          • 5.8.3.2 Design flow rate for mains water supply connections
          • 5.8.3.3 Supply pipe sizing
        • 5.8.4 Stored water supply
          • 5.8.4.1 General
          • 5.8.4.2 Stored water capacity
          • 5.8.4.3 Dedicated stored water supply
          • 5.8.4.4 Shared stored water supply
          • 5.8.4.5 Reduced capacity of stored water supply
        • 5.8.5 Backflow prevention
      • 5.9 Pumps
        • 5.9.1 General
        • 5.9.2 Combined sprinkler and domestic supply pump
        • 5.9.3 Dedicated sprinkler pump
      • 5.10 Pipes and fittings
      • 5.11 Valves
      • 5.12 Frost protection
      • 5.13 Alarm system
        • 5.13.1 General
        • 5.13.2 Alarm devices
        • 5.13.3 Multi-storey blocks of flats
        • 5.13.4 Transmission of alarm signals to alarm receiving centres
        • 5.13.5 Electrically operated alarm devices
    • 6. Installation, Commissioning and Documentation
      • 6.1 Installation
        • 6.1.1 General
        • 6.1.2 Pipework
          • 6.1.2.1 General
          • 6.1.2.2 Pipework support
          • 6.1.2.3 Pipework through structural timbers
        • 6.1.3 Sprinkler heads
      • 6.2 Commissioning
        • 6.2.1 General
        • 6.2.2 Leakage test
        • 6.2.3 Hydraulic test
        • 6.2.4 Alarm test
        • 6.2.5 Compliance certificate
      • 6.3 Documentation
        • 6.3.1 Presentation
        • 6.3.2 Log book
        • 6.3.3 Documents
    • 6.4 System data label
    • 7. Maintenance
      • 7.1 Inspecting and testing
      • 7.2 Reinstatement of the system
      • 7.3 Log book
    • Annex A
    • Annex B
      • Annex B.1
      • Annex B.2
      • Annex B.3
    • Annex C
      • Annex C.1
      • Annex C.2
      • Annex C.3
      • Annex C.4
      • Annex C.5
    • Annex D
    • Annex E
    • Annex F

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Hello...and welcome

BS9251:2014 Discussions

Hello...and welcome

BS9251:2014 Discussions




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