Part 255 General Construction Requirements for Transmission Lines and Mains

 

Section

Description

255.301

Scope

255.302

Notification requirements

255.303

Compliance with construction standards

255.305

Inspection: General

255.307

Inspection of materials

255.309

Repair of steel pipe

255.311

Repair of plastic pipe

255.313

Bends and elbows

255.315

Wrinkle bends in steel pipe

255.317

Protection from hazards

255.319

Installation of pipe in a ditch

255.321

Installation of plastic pipe

255.323

Casing

255.325

Underground clearance

255.327

Cover

255.329

Installation of plastic pipelines by trenchless excavation