PERMANENT WAY

**Definition:** This place covers:

Structure of stationary tracks on which propelled vehicles run for the transportation of passengers or freights;

Tools and machines specially designed for making, maintaining, renewing or taking-up the track.

**Limiting references (this place does not cover):** - Model railways -> A63H19/00 - Wetting or lubricating rails -> B61K3/00 - Track brakes fixed to permanent way -> B61K7/00 - Devices along the track for guiding or ensuring the safety of railway traffic -> B61L - Foundation for paving -> E01C3/00 - Bridges in general -> E01D - Removing undesirable matter from the permanent way (cleaning) -> E01H8/00 - Foundations in general -> E02D - Making tunnels -> E21D - Cable through -> H02G9/04