I.S. 822:2007
Current
The latest, up-to-date edition.
GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE PIPELINES
Hardcopy , PDF
English
01-01-2007
DECLARATION
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 I.S. EN 12279
5 Quality systems
5.1 General
5.2 Quality assurance during design, construction, operation
and maintenance
6 Layout of the gas pressure regulating installation
6.1 General
6.2 Proximity requirements
6.3 Location of the gas pressure regulating installation
6.4 Security of the gas pressure regulating installation
7 Requirements for housings
7.1 General
7.2 Specific requirements for maximum upstream operating
pressures greater than 5 bar
8 Design of the gas pressure regulating installation
8.1 General
8.2 Filtration
8.3 Noise control
8.4 Apertures and vent lines
8.5 Electrical installation
8.6 Equipotential bonding
8.7 Corrosion protection
8.8 Pipework
8.9 Instrumentation pipework
8.10 Design pressure
8.11 Design factor
8.12 Inlet and outlet valves
9 Pressure regulating and safety system
9.1 Pressure regulating system
9.2 Pressure safety system
9.2.1 General
9.2.2 Non-venting pressure safety devices
9.2.3 Venting pressure devices
9.3 Bypass
10 Testing
10.1 General
10.2 Strength or combined test
10.3 Tightness test
11 Commissioning
12 Reporting and documentation
13 Maintenance
Annex A (normative) Locations of gas pressure regulating
installations
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.