IEVref:
821-05-39
ID:
Language:
en
Status:
Standard
Term:
directional control
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition:
operation of a single or reversible line section whereby a signalman obtains authority to send a train to the adjacent signal box thereby preventing another train being sent towards him
Publication
date
:
2017-11-20
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
operation of a single or reversible line section whereby a signalman obtains authority to send a train to the adjacent signal box thereby preventing another train being sent towards him