General Construction Requirements for Transmission Lines and Mains
- s 255.301 Scope.
- s 255.302 Notification requirements.
- s 255.303 Compliance with construction standards.
- s 255.305 Inspection: general.
- s 255.307 Inspection of materials.
- s 255.309 Repair of steel pipe.
- s 255.311 Repair of plastic pipe.
- s 255.313 Bends and elbows.
- s 255.315 Wrinkle bends in steel pipe.
- s 255.317 Protection from hazards.
- s 255.319 Installation of pipe in a ditch.
- s 255.321 Installation of plastic pipe.
- s 255.323 Casing.
- s 255.325 Underground clearance.
- s 255.327 Cover.
- s 255.329 Installation of plastic pipelines by trenchless excavation.