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Saturday, May 6, 2023

State DoT's Got My Memos

Seems like my blog has been having an impact on some state highway departments based on some of the innovating new road traffic signal indications I have been seeing lately. For example I that Diverging Clear has been one of the more common "non-standard" highway signals for a while now, but in New Jersey I found an example of Approach Diverging!


And if that doesn't get your cab signals flipping, while in Maryland I caught an example of another popular new highway signal indication, the flashing diverging arrow, which I assume is either an alternative to R/Y→ Diverging Approach or perhaps some kind of Slow Approach 🤔

This is a somewhat new development after the appearance of flashing Red arrows which is some kind of Diverging Restricted Proceed 🤷.  Anyway, who knows what they'll think of next? Perhaps something with flashing green. 😏

2 comments:

  1. The RBMN installed a recycled pair of Wigwag signals at Pittston to protect a new crossing on the Scranton Branch wye, they look like Western Railroad Supply Company Model 5 Autoflags.
    https://www.youtube.com/watch?v=1ZoRGVSZnjk

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  2. Virtual-headed signals are alive and well, after all, I guess. I don't think flashing green is coming to America anytime soon, though, as the federal MUTCD bans it outright. On the other hand, some states do use locally-modifed MUTCDs, so it's unlikely, but not impossible

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