nThe Train List
allows the Resource Manager to keep track of
which trains are blocked and which trains are active.
nTrains are switched
between lists when needed resources are
being used by another train and when those resources become available
nAll user commands
search the active train list. Commands sent to blocked trains are ignored by the resource manager
nWhen put on the
blocked list speed is set to zero, when
moved to active list speed reset to the
last speed that the user issued
n