Johnstown & Hafod

Technical drawing numbers
S3009/1Record of amendments
S3009/2Locking sketch
S3009/3Mechanical locking table
S3009/4Detection table
S3009/5Electrical control table
S3009/6Dog chart
S3009/7Lever leads
S3009/12Signal box diagram

‹‹UP  Click below to move to adjacent box  DOWN››
Vauxhall Colliery Sidings  ——  This box   ——  Bersham

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

This page last updated on 22nd June 2022.