| Electric wires strung between the poles trigger signal lights if anything (e.g. a rockslide) contacts the wires. 1105 hours. |
| Date:
5/18/2013 |
Location:
Gladwin, BC CA  |
Views:
208 |
Collection Of:
 
Kim Piersol |
| Locomotives: |
Author: Kim Piersol
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| Picture Categories: |
This picture is part of album: Thompson River Valley, British Columbia |