| The blocks protected by signals are kept apart by insulated joints, so that trains will not show occupancy til they have crossed into the new block. Here we see automatic signal 465-8 and its insulated joint, which UP has made easy to see by painting it white. |
| Date:
3/28/2021 |
Location:
Pryor, OK Map  |
Views:
23 |
Collection Of:
 
Tom Beckett |
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Author: Tom Beckett
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| Picture Categories: Signal,Track |
This picture is part of album: Track and signals |