GB 50423-2013Code for Design of Oil and Gas Transportation Pipeline (English PDF)

Contents

• 1 General provisions
• 2 Terms
• 3 Basic requirements
• 3.1 Basic data
• 3.2 Pipeline materials and calculations
• 3.3 Water areas crossing
• 3.4 Valley and gully crossing
• 4 Pipeline crossing by open-cut excavating
• 4.1 Laying requirements
• 4.2 Stabilization of underwater pipe sections
• 4.3 Action and combination
• 4.4 Pipe section calculation
• 4.5 Protective engineering design
• 5 Pipeline crossing by horizontal directional drilling
• 5.1 Laying requirements
• 5.2 Pipe section calculation
• 6 Pipeline crossing in tunnel
• 6.1 General requirements
• 6.2 Action
• 6.3 Action combinations and action calculations
• 6.4 Lining design of tunnel by digging
• 6.5 Design of tunnel by shield digging
• 6.6 Design of tunnel by pipe jacking
• 6.7 Shaft
• 6.8 Inclined shaft
• 6.9 Materials
• 6.10 Waterproof and drainage
• 6.11 Tunnel ancillary facilities
• 6.12 Pipeline installation in tunnel
• 7 Highway and railway crossing
• 7.1 General requirements
• 7.2 Uncased crossings
• 7.3 Cased crossings
• 8 Welding, pressure test and anticorrosion
• 8.1 Welding and inspection
• 8.2 Pigging, gauging and pressure test
• 8.3 Anticorrosion