Ystradgynlais

Technical drawing numbers
S1949/1Record of amendments
S1949/2Locking sketch
S1949/3Mechanical locking table
S1949/4Detection table
S1949/5Electrical control table
S1949/6Dog chart
S1949/7Lever leads
S1949/12Signal box diagram

‹‹UP  Click below to move to adjacent box  DOWN››
Colbren Jcn.  ——  This box   ——  Ynisygeinon Junction

The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file will be published on CD-ROM (GW South Wales, update CD). The update CD contains a redrawn or amended diagram. For availability and ordering information, click on the image below.

This page last updated on 15th June 2011.