The sleepers are ripped from treated fence palings and are at 50mm centres.
The metal jig is used to locate the four holes drilled in each one.
Straight sections are very easy since the holes in the web of both tracks are exactly opposite each other and at the same spacing.
For a curved piece I drill holes in one side only to start with. Once the
two tracks have been bent to the correct radius and gauge, hole positions are marked on the undrilled piece to be radial with the existing holes.
Galvanised binding wire is bent down through the holes and flattened