Permanent Way Institution
The Permanent Way Institution is a technical Institution which aims to provide technical knowledge, advice and support to all those engaged in rail infrastructure systems worldwide.
Permanent Way is used to describe the course of a railway line, including the components that form the track, aggregate that supports the track and the civil engineering assets covering bridges, tunnels, viaducts and earthworks.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.