NYA Train Numbers
RS30: Used to work Montauk including Bridgehampton,Islip, Sayville and the Central Branch. Hicksville Team Yard, and Port Jefferson Branch.
RS40: daytime job The Hauler from Pond to Pine Aire
RS50: job is cut
"...Possibly down to traffic decrease of 40%..." (NYA mechanic)
When RS30 runs on the Port Jefferson Branch, they head to Huntington to Kleet Lumber and Nassau Suffolk Lumber, and they run around at Duke (Northport). They used to also head the full length to Port Jeff and switch Nassau Suffolk there. Upon return: RS31 westbound.
RS70: job is cut
Even numbers are eastbound and odd westbound. This is the old LIRR way of numbering. Example RS60 eastbound to Riverhead. On return westbound towards Pine Aire its designation is RS61. All jobs can go anywhere Info: William Skeats