Part 255 - Transmission And Distribution Of Gas
- Section 255.0 - Repealed
- General (§§ 255.1 — 255.46)
- Materials (§§ 255.51 — 255.96)
- Pipe Design (§§ 255.101 — 255.125)
- Design of Pipeline Components (§§ 255.141 — 255.193)
- Overpressure Protection (§§ 255.194 — 2555.204)
- Welding of Steel in Pipelines (§§ 255.221 — 255.245)
- Joining of Materials Other Than by Welding (§§ 255.271 — 255.287)
- General Construction Requirements for Transmission Lines and Mains (§§ 255.301 — 255.329)
- Customer Meters, Service Regulators, and Service Lines (§§ 255.351 — 255.385)
- Requirements for Corrosion Control (§§ 255.451 — 255.491)
- Test Requirements (§§ 255.501 — 255.517)
- Upgrading/Conversion (§§ 255.551 — 255.559)
- Operations (§§ 255.601 — 255.631)
- Maintenance (§§ 255.701 — 255.758)
- Accidents and Leaks (§§ 255.801 — 255.831)
- Transmission Pipeline Integrity Management (§§ 255.901 — 255.1015)