Top of page anchor

NSG 606 Responding to signals and signs

Running signal indications

31 July 2024

Description

Not what you are looking for? See more NSG 606 Responding to signals and signs


Running signal indications

The legal PROCEED and STOP indications shown by colour light and semaphore signals in the Network are, from least restrictive (highest) aspect to most restrictive (lowest) aspect:

Note
Note

In the figures, lunar white lights are shown in blue ; pulsating lights are shown with radial lines .

Single colour light

CLEAR

PROCEED. Next signal displays a PROCEED indication.

MEDIUM

PROCEED. Next signal displays at least a CAUTION or CAUTION TURNOUT indication.

MEDIUM TURNOUT

PROCEED on turnout route. Next signal displays at least a CAUTION or CAUTION TURNOUT indication.

CAUTION

PROCEED. Next signal may be at STOP.

CAUTION TURNOUT

PROCEED on turnout route. Next signal may be at STOP.

LOW SPEED

PROCEED ready to stop at the next signal.

NOTE: The line immediately beyond the next signal may be occupied.
Where train stops are provided, a maximum speed of 25km/h applies.

CLOSE UP

PROCEED ready to stop at the next signal.

NOTE: The line immediately beyond the next signal may be occupied.

STOP

Double colour light

CLEAR

PROCEED. Next signal displays a PROCEED indication.

PRELIMINARY MEDIUM

PROCEED. Next signal displays at least a MEDIUM indication.

MEDIUM

PROCEED. Next signal displays at least a CAUTION or CAUTION TURNOUT indication.

MEDIUM TURNOUT

PROCEED on turnout route. Next signal displays at least a CAUTION or CAUTION TURNOUT indication.

CAUTION

PROCEED. Next signal may be at STOP.

CAUTION TURNOUT

PROCEED on turnout route. Next signal may be at STOP.

LOW SPEED

PROCEED ready to stop at the next signal.

NOTE: The line immediately beyond the next signal may be occupied.
Where train stops are provided, a maximum speed of 25km/h applies.

CLOSE UP

PROCEED ready to stop at the next signal.

NOTE: The line immediately beyond the next signal may be occupied.

STOP

Single lower quadrant

CLEAR

PROCEED. Next signal may be at STOP or CLEAR.

STOP