The Disk and Crossbar Pages

Queen as she appeared in the days when she pulled the Exeter Express.


Between 1838 and 1874 the Great Western Railway Controlled it's trains by showing a Disk for Clear or a Crossbar for Danger.  The trains were Broad Gauge (7 Foot gauge) and regularly ran at speeds of 60 MPH and on at least one occasion 78 MPH.  Come in then and I'll tell you of the technology,  machines and people who made up the Broad Gauge of the Great Western. Railway in the Disk and Crossbar era.

 Atmospheric Railway                          Mad Samdy Almond                     Time Interval System

Engines                                                 Origin of the Broad Gauge           Weights and Measures

Fast Facts                                                         Signals 


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