St Lukes signal box
The Westinghouse Brake & Saxby Signal Co. Ltd produced the Style 'B' mechanically locked lever frame from 1902, The B was developed from the A in 1902 with the first installed at Harton Colliery in Dec 02. Although the K had been introduced in 1912, and there is not much difference between the two, these were only used abroad until 1923. The K of course was designated to be the "all-electric" version whereas the B had first been designed for electro-pneumatic sites which St Lukes was. The frame was formed of 8 x 12 way sections and 1 x 8 way sections which making a total of 103 levers.
internal picture when available
Diagrams
Adjacent boxes
by 1937 were,Southport Chapel Street to Wigan Line {main line to the West}
Southport Station (483yds away) was the adjacent box until closure.
Southport Chapel Street to Wigan Line {main line to the East}
Blowick Station signal box (1630yds away) was the adjacent box until it was closed on 12th September 1965, although the direct line to Pool Hey Junction via Blowick was closed on 14th June 1965 and traffic for Wigan was routed via Meols Cop Junction (see below).
Southport to Preston line
St. Lukes was the junction for the former West Lancashire Railway's line to Preston. Hawkshead Street Junction signal box (1017yds away) was the adjacent box until 11th October 1965 when Hawkshead Street Junction was closed and Meols Cop Junction signal box (1398yds away) became the adjacent box until closure.
Southport to Liverpool electric line
St. Lukes was the junction for the connecting line to Southport South signal box (575yds away). Southport South signal box was closed on 4th December 1966 when Southport Station signal box took over control of the area previously controlled by Southport South and the connecting line was severed on 12th May 1969.