Maintenance

• Gas mains replacement

Damage to pipelines and incident information

• GB major accident hazard pipeline ‘Dial before you dig’ information
• National Grid's 'Dial before you dig' information page for natural gas pipelines
• Third party damage (external interference) to MAH pipelines - UKOPA article for 'Utility Week' 2005
• Case study of a MAH pipeline near-miss incident in GB in 2007
• Linewatch's guide to typical pipeline markers [200KB]
• The update of loss of containment data for offshore pipelines

New projects and research

• Flexible pipe and risers