The sparse daily passenger traffic would be taken care of by some diesel-electric rail motors (DERMs) and perhaps a small Walker railmotor. The time I chose, seeing that the line was closed in 1978, was 1975, rather arbitrarily.
***When it came to the Junction at Cathkin, things became quite interesting. The branch to Alexandra was easy to do, going around the scenic divider to the other side of the peninsula.
But what to do with the line to Mansfield?