Clickable links call up detailed explanations for most parts. Steam Locomotive Controls A photograph of a typical GWR locomotive footplate. Clicking on various parts of the picture will display information about the relevant control. How a live steam injector works. Boiler Diagram A diagram of a typical GWR steam locomotive boiler and its associated components.
Clickable links call up detailed explanations for most parts.
Boiler Examinations Explained Why steam locomotives require regular, and expensive, boiler overhauls. A Brief History of Railway Signalling Explains the development of railway signals and interlocking and the need for good communications between signal boxes. This web site is the first to have been developed on the specific subject of British railway signalling practice. The emphasis is on the older, mechanical signalling. Railway Technical Web Pages Covers a wide range of railway topics for those interested in the technology, planning, maintenance and operation of railways old and new.