DN-15e Gas Mains Commissioning by Direct Purging
by Alan Milford, from the Community
Use this DN-15e checklist to commission new gas mains up to 355mm diameter and pressures up to 2 bar by direct purging. It covers required documentation, purge velocity guidance, communications and resident notifications, sequence for branched systems, and sizing and safety rules for riders and vents. The step-by-step procedure details preparation, pressure monitoring at P1 and P2, controlled venting, leak detection, staged pressurization for medium pressure systems, and final decommissioning and sign-off.
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This community page makes available free workplace checklists and templates created by other users within the SafetyCulture community. SafetyCulture has re-published this content and where possible, has credited the original author. SafetyCulture has not verified the accuracy, reliability or suitability of any community content. You agree that your use of any of this content is in accordance with SafetyCulture’s Terms and Conditions.