Speech House Road

Technical drawing numbers
S2525/1Record of amendments
S2525/2Locking sketch
S2525/3Mechanical locking table
S2525/4Detection table
S2525/5Electrical control table
S2525/6Dog chart
S2525/7Lever leads
S2525/12Signal box diagram

A replacement GW type 7D box was built here in August 1908.

The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file has been published on a CD-ROM entitled 'Great Western Railway Signal Box Diagrams - Sections G, R & S'. For availability and ordering information, click on the image below.

This page last updated on 4th August 2009.