SINGLE AND BI-DIRECTIONAL LINES Flashcards
DEFINE A BI-DIRECTIONAL LINE
MULTIPLE TRACK WITH SIGNALLING IN BOTH DIRECTIONS AND NO PRIORITY OVER DIRECTION
DEFINE A SINGLE LINE
SAME AS BI-DIRECTIONAL BUT ONLY ONE LINE
WHAT IS THE OVERALL PRINCIPLE OF A SINGLE LINE
ONE TRAIN ONLY ON A SINGLE LINE AT ANY ONE TIME
WHAT ARE THE 2 MAIN RISKS OF SINGLE LINES
HEAD ON COLLISION
REAR END COLLISION
ON A ONE TRAIN WORKING LINE WHERE A TRAIN STAFF IS PROVIDED WHAT IS YOUR 2 AUTHORITYS TO ENTER THE SINGLE LINE
STAFF
SIGNAL
WHERE MUST THE STAFF BE KEPT WHEN THE TRAIN IS IN MOTION
LEADING CAB
IN WHAT 4 CIRCUMSTANCES WOULD YOU NOT NEED THE TRAIN STAFF IN ORDER TO ENTER THE SINGLE LINE
ASSISTING FAILED TRAIN ???????????????????????
WHAT DOES A TRAIN STAFF LOOK LIKE
BLOCK OF WOOD WITH KEY ON THE END AND STAMPED WITH LINE ID
ON A ONE TRAIN WORKING LINE WHERE A STAFF IS NOT PROVIDED WHAT IS YOUR AUTHORITY TO ENTER THE SINGLE LINE
SIGNAL
WHAT IS THE MAIN RISK OF ONE TRAIN WORKING WITHOUT STAFF
HEAD ON OR REAR END COLLISION IF SIGNAL IS SPAD
WHAT 2 WAYS WILL YOU IDENTIFY THAT YOU HAVE RECEIVED OR RELEASED THE CORRECT TOKEN FOR THE SINGLE LINE
COLOUR CODED
STAMPED WITH LINE ID
WHEN WORKING SINGLE LINES WITH A TOKEN WHAT IS YOUR AUTHORITY TO ENTER THE SINGLE LINE
TOKEN
SIGNAL
WHERE IS THE TOKEN KEPT WHEN THE TRAIN IS ON THE SINGLE LINE
LEADING CAB
IF THEIR IS MORE THAN ONE LOCOMOTIVE AT THE LEADING END OF THE TRAIN WHAT RULE APPLIES WITH REGARD TO THE TOKEN
BOTH DRIVERS MUST SEE THE TOKEN
ON ELECTRIC TOKEN BLOCK LINES WHEN MAY YOU ENTER THE SINGLE LINE WITHOUT THE TOKEN
LINE UNDER POSSESSION MODIFIED WORKING ARRANGEMENTS PILOT WORKING ASSISTING PASSING SECTION SIGNAL FOR SHUNTING PURPOSES
IF A PORTION OF A DIVIDED TRAIN IS TO BE LEFT ON THE SINGLE LINE AND YOU ARE TAKING THE FRONT PORTION FORWARDS WHAT MUST YOU DO PRIOR TO LEAVING THE SINGLE LINE
CONTACT SIGNALLER
YOUR TRAIN HAS FAILED ON A NO SIGNALLER TOKEN SINGLE LINE AND THE ASSISTING TRAIN REQUIRES THE TOKEN TO RELEASE A GROUND FRAME, YOU MUST TAKE THE TOKEN TO THE GROUND FRAME WHAT DO YOU DO NEXT
TAKE TOKEN TO DRIVER
CLEAR UNDERSTANDING BETWEEN DRIVERS
CONTACT SIGNALLER
THERE ARE 2 CIRCUMSTANCES WHERE TRAINS CAN BE OPERATED UNDER ONE TRAIN WORKING REGULATIONS WHAT ARE THEY
TO AND FROM OBSTRUCTION
TOKEN INSTRUMENT FAILURE
