BR-2003 2003 As described in the June 2003 edition of Signals and indicators controlling train movements, GE/RT8000 - S1 Rule Book 2010JMRI KevinDickerson 1 2010-01-15 KD Initial Release 1.1 2010-02-02 KD Change position light signal names to "on" and "off", Remove Call-On and change to On Proceed Next signal displaying proceed aspect Green Aspect Showing Section 2.1, 2.2 Preliminary Caution Proceed: be prepared to find the next signal displaying one yellow aspect Double Yellow Aspects Showing 4 Aspect Signals Only Flash Preliminary Caution Proceed: be prepared to find the next signal displaying one flashing yellow aspect Flashing Double Yellow Aspects Showing Section 2.5 4 Aspect Signals Only with a diverging route. Caution Proceed: be prepared to stop at the next signal Yellow Aspect Showing Section 2.1, 2.2 Flash Caution Proceed: the next signal will be at caution with a junction indicator showing Flashing Yellow Aspect Showing Section 2.5, 2.6 3+4 Aspect Signals Only with a diverging route. Danger Stop On all Main Signals this is a Red Aspect Showing, on Semaphore the home signal arm is Horizontal. Position Light Signals, will either display two red or yellow lights, a red or yellow and a white light. Where a red lights are used, this indicates stop. Where a yellow lights are used This indicates stop, if the points are set for a route that would take the movement onto a running line. Movements are allowed to pass the signal if it is being made towards a shunt neck or siding. Section 2.1, 2.2, 2.7 0 Off Proceed at Caution If the position-light signal displays two white lights at 45degrees, this authorises the driver to proceed at caution towards the next stop signal or buffer stop and be prepared to stop short of any obstruction. Section 2.7 On Stop Position Light Signal, will either display two red or yellow lights, a red or yellow and a white light. Where red lights are used, this indicates stop. Where yellow lights are used This indicates stop, if the points are set for a route that would take the movement onto a running line. Movements are allowed to pass the signal if it is being made towards a shunt neck or siding. Section 2.1, 2.2, 2.7 0