Railway Investigation Report R12D0063 accessibility page

Figure 1. Location map (source: Railway Association of Canada, Canadian Railway Atlas)

A Canadian Railway Atlas map shows Canadian Pacific's Seaway Interlocking at LaSalle, Quebec, over the Saint-Lawrence Seaway Canal. An arrow indicates the incident site at Adirondack Junction near Seaway Spur.

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Figure 2. Location of occurrence

A detailed map shows key points along the east and west tracks of Canadian Pacific's Seaway Interlocking at LaSalle, Quebec, over the Saint-Lawrence Seaway Canal. The location of the incident at Adirondack Junction is indicated.

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Figure 3. Dwarf signal indications

An illustration of two dwarf signal indications. Medium to Stop (yellow/red) indicates "Proceed, MEDIUM speed passing signal and through turnouts, preparing to stop at next signal;" and Medium to Clear (green/red) indicates "Proceed, MEDIUM speed passing signal and through turnouts.

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