John Bruce Wrote:
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> As of about a dozen years ago, the DM&IR/CN main
> marked its control points with "BEGIN CTC" at the
> start of the switch, and "END CTC" at the signals
> at the siding fouling point. This suggests that
> CTC, at least from a rulebook point of view, was
> not in effect outside the couple hundred feet
> specifically within the bounds of the control
> point.
>
> I don't know how common this is generally in the
> industry, or if CN has superseded this. I haven't
> seen this anywhere else.

Interesting. I wonder if the trackage between sidings was considered ABS territory, or were there even Intermediate signals?