gasnetworks

← Back to document page

4.1as Mains G 22 4.2 Gas Service 22 4.3 General Rules 22 4.4 Self-Trenching Information 23 Gas Mains 23 Gas Service Pipe 24 4.5 On-Site Requirements 25 4.6 Excavations Parallel to Walls 25 4.7 Gas Safety on Building Sites 25 Do 25 Do not 26 4.8 Building Line 26 Explanation and Illustration 26