Rule 842 — Planned Protection – Rule 42

1. (i)place a red flag at each identifiable location stated in the GBO to the right of the track as seen from an approaching movement; and
2. (a)When protection is required, the request must be in writing and on the prescribed form. When protection has been provided, the track and time limits must be confirmed in writing prior to the foreman named in the GBO arranging for the display of the prescribed flags as follows;
3. (b)When a specific track is to be used, instructions from the foreman must specify the track upon which the instructions apply. In CTC , when protection is in effect on more than one track or when signalled turnouts are within the limits there must be a clear understanding in writing between the foreman and the RTC as to what route(s) movements are to use. The foreman’s instructions to the movement must be identical to the routing arrangement with the RTC . Should the foreman require operation on a specific track when the arrangement with the RTC was for more than one route, the foreman must make a new arrangement with the RTC before authorizing the movement.
4. (ii)place a yellow over red flag at least two miles outside the track limits defined by the red flags, to the right of the track as seen from an approaching movement.
5. (c)Track limits shall be kept as short as practicable and be expressed in whole miles or by other identifiable locations.
6. (iii)Track work must not be undertaken until the prescribed signals are in place in all directions.
7. (d)The GBO must indicate the location of flags that cannot be placed at the distance prescribed.
8. (iv)flags must not be in place more than 30 minutes prior to or after the times stated in the GBO unless provided for in the GBO .
9. (v)Track limits must not be overlapped.

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