Chapter 49 - Operating and Maintaining Carbon Dioxide Pipelines
- Section XI-4901 - Scope (Formerly section 1901)
- Section XI-4903 - General Requirements (Formerly section 1903)
- Section XI-4905 - Procedural Manual for Operations, Maintenance, and Emergencies (Formerly section 1905)
- Section XI-4907 - Training (Formerly section 1907)
- Section XI-4909 - Maps and Records
- Section XI-4911 - Maximum Operating Pressures (Formerly section 1911)
- Section XI-4713 - Communications (Formerly section 1913)
- Section XI-4915 - Line Markers (Formerly section 1915)
- Section XI-4917 - Inspection of Rights-of-Way and Crossings under Navigable Waters (Formerly section 1917)
- Section XI-4919 - Cathodic Protection
- Section XI-4921 - External Corrosion Control (Formerly section 1921)
- Section XI-4923 - Internal Corrosion Control (Formerly section 1923)
- Section XI-4925 - Valve Maintenance (Formerly section 1925)
- Section XI-4927 - Pipeline Repairs (Formerly section 1927)
- Section XI-4929 - Pipe Movement (Formerly section 1929)
- Section XI-4931 - Scraper and Sphere Facilities (Formerly section 1931)
- Section XI-4933 - Overpressure Safety Devices (Formerly section 1933)
- Section XI-4935 - Firefighting Equipment (Formerly section 1935)
- Section XI-4937 - Signs
- Section XI-4939 - Security of Facilities (Repealed)
- Section XI-4941 - Smoking or Open Flames (Repealed)
- Section XI-4943 - Public Education (Formerly section 1943)
- Section XI-4945 - Reports