mistertower Wrote:
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> They are part of TAWS (Train Approach Warning
> System). When the system is turned on by
> Maintenance of Way or Signal Department Workers,
> when a train is certain distance away, the sirens
> go off, and the blue lights flash to let these
> workers know that a train is comming.
Thank you for that info, mistertower. TAWS [
74.125.93.132] seems to be or have been a subject of contention between UP and unions: [
www.google.com].